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1. 74667 74804 741010 741644 74668 74805 741011 741645 74669 74808 741020 15 3 CMOS ICs Note 74C HC HCT ICs are listed in the TTL section 4000 4024 4056 4094 4001 4025 4060 4098 3 4002 4026 4063 4099 4006 4027 4066 4104 4007 4028 4067 4106 4008 4029 4068 4160 4009 4030 4069 4161 4010 4031 4070 4162 4011 4032 4071 4163 4012 4035 4072 4174 4013 4038 4073 4175 4014 4040 4075 4192 4015 4041 4076 4193 4016 4042 4077 4194 4017 4043 4078 4195 4018 4044 4081 4240 4019 4049 4082 4244 4020 4050 4085 4245 4021 4051 4086 4373 4022 4052 4089 4374 4023 4053 4093 4501 Copyright 1992 2007 B amp K Precision Corp Page 14 Model 575A Digital IC Tester 4502 4528 3 4572 40161 4506 4530 4583 40162 4507 4531 4584 40163 4508 4532 4585 4 40174 4510 4538 3 4599 40175 4511 4539 4724 40181 4512 4541 4731 40192 4514 4543 40085 40193 4515 4544 40097 40194 4516 4547 40098 40195 4517 4555 40102 40240 4518 4556 40103 40244 4519 4557 40104 40245 4520 4558 40106 40373 4522 4559 40107 40374 4526 4560 40109 5029 4527 4561 40160 22100 15 4 memory ICs 1220 2k 8 5256 256k 4 1403 16k 1 5516 2k 8 2015 2k 8 5517 2k 8 2016 2k 8 5518 2k 8 2102 1k 1 6104 4K 1 2111 256 4 6116 2k 8 2112 256 4 6167 16k 1 2114 1k 4 62256 32k 8 2141 4k 1 6264 8k 8 2142 1k 4 6810 128 8 2147 4k 1 7164 16k 4 2148 1k 4 7185 8k 8 2149 1k 4 7186 8k 8 2600 64K 1 7489 16 4 2700 256 1 74189 16 4 2703 16 4 74200 256 1 3101 162. 75195 2069 2514 75401 2070 2515 75402 2518 75403 DS88 SERIES 2522 75404 8815 2595 Copyright 1992 2007 B amp K Precision Corp Page 16 Model 575A Digital IC Tester 252517 MC34 SERIES 8283 252521 3438 8286 252536 3446 8287 252568 3486 8288 252569 3487 8289 2610 8755 6 2611 Z80 SERIES 2631 780 Z80 CPU MISCELLANEOUS 2632 8400 Z80 CPU 1005 2633 8420 Z80 PIO 1006 2901 8430 Z80 CTC 1489 2902 8440 Z80 SIO 384 2907 8442 Z80 SIO 2 491 2908 8470 Z80 DART 492 2911 5452 2918 MC65 SERIES 54563 2922 6502 54564 2924 6510 58167 29821 6520 6595 29822 6522 7641 29823 6545 8131 29824 6551 8136 29825 8160 29826 INTEL SERIES 8230 29841 8031 8252 29842 8032 8262 29843 8039 9 8277 29844 8040 9 8641 29845 8042 8 9014 29846 8085 9301 8088 7 9309 MC68 SERIES 8155 9312 6800 8156 9314 6802 8212 9324 6805 12 8216 9328 6818 8226 9338 6820 8228 9347 6821 8237 9348 6845 8243 9614 6850 8250 9640 6880 8253 9641 6887 8254 9901 6888 8255 9902 10 6889 8259 9995 11 68681 8279 8282 Copyright 1992 2007 B amp K Precision Corp Page 17 Model 575A Digital IC Tester 15 6 notes on TTL ICs Note 1 The 7450 and 7453 ICs have non TTL compatible expander inputs that are often not used in designs These inputs are not tested Note 2 The 74LS51 and 74LS54 have differing pin connections and functions from the standard 7451 and 7454 ICs The test assumes that the LS version is being tested to test the s
3. 4 74201 256 1 4164 64k 1 74289 16 4 41256 256k 1 74300 256 1 41257 256k 1 74301 256 1 41464 64k 4 74929 1k 1 4256 256k 1 8225 16 4 4416 16k 4 2716 2k 8 EPROM 6 4464 8k 8 2732 4K 8 EPROM 6 4532 32K 1 5 2764 8K 8 EPROM 6 4816 16k 1 27128 16K 8 EPROM 6 5110 1024k 1 27256 32K 8 EPROM 6 Copyright 1992 2007 B amp K Precision Corp Page 15 Model 575A Digital IC Tester 27512 64K 8 EPROM 6 74288 32 8 PROM 6 27101 128K 8 EPROM 6 74387 256 4 PROM 6 271001 128K 8 EPROM 6 74470 256 8 PROM 6 1410 256 4 PROM 6 74471 256 8 PROM 6 1822 256 8 PROM 6 74472 512 8 PROM 6 1830 32 8 PROM 6 74473 512 8 PROM 6 1842 512 8 PROM 6 74474 512 8 PROM 6 1846 512 8 PROM 6 74475 512 8 PROM 6 74188 32 8 PROM 6 74287 256 4 PROM 6 15 5 interface peripheral microprocessor and LSI ICs 75 SERIES 75416 8830 75113 75417 8831 75114 75418 8837 75121 75419 8838 75122 75451 8881 75123 75452 8885 75124 75453 75125 75454 8T SERIES 75127 75465 8T13 use 813 75128 75466 8T14 use 814 75129 75468 8T23 etc 75136 75469 8T24 75138 75476 8T26 75146 75477 8T28 75151 75478 8T38 75153 75479 8T97 75158 75491 8T98 75159 75492 81127 75160 81128 75161 ULN2 SERIES 8T129 75163 2001 75172 2003 82 SERIES 75173 2004 8234 75174 2005 8251 75175 2064 8266 75183 2065 8273 75189 2066 75192 2067 25 26 29 SERIES 75194 2068 2510
4. 92887 4604 Copyright 1992 2007 B amp K Precision Corp Page 21
5. Return Authorization trackng number This number must be clearly written on the exterior of the shipping carton and will assist us with the processing of your return Return all merchandise to B amp K Precision Corp with pre paid shipping The flat rate repair charge includes return shipping to locations in North America For overnight shipments and non North America shipping fees contact B amp K Precision Corp Warranty Service Please return the product in the original packaging with proof of purchase to the below address Clearly state in writing the performance problem and return any leads connectors and accessories that you are using with the device Non Warranty Service Return the product in the original packaging to the below address Clearly state in writing the performance problem and return any leads connectors and accessories that you are using with the device Customers not on open account must include payment in the form of a money order or credit card For the most current repair charges contact the factory before shipping the product B amp K Precision Corp Phone 714 921 9095 22820 Savi Ranch Parkway Facsimile 714 921 6422 Yorba Linda CA 92887 4604 Include with the instrument your complete return shipping address contact name phone number and description of problem Protected bv the manufacturer s coowiaht laws All riahts reserved Copyright 1992 2007 B amp K Precision Corp Page 20 Model 575A Digital
6. orientation as indicated by the drawing within the battery compartment Incorrect insertion of batteries will not allow the unit to operate Replace the battery cover and insert the screws If the battery voltage falls too low a low battery warning symbol will be displayed at the top left hand cell of the display in normal operating mode A low battery warning will also be displayed during a result display Test results may be inconsistent under these conditions 3 battery eliminator An external battery eliminator is available for prolonged use of the B amp K Model 575A Many bipolar LSI ICs consume a large amount of current when powered up and battery life can be conserved by using the eliminator There isno need to remove the batteries prior to inserting the battery eliminator However please note that during prolonged periods of non use batteries are prone to leakage and should be removed Note that to avoid damage to the unit we strongly advise that you only use the recommended battery eliminator that is available by contacting your distributor Note that using an incorrect battery eliminator voltage may damage the unit and invalidate the warranty Copyright 1992 2007 B amp K Precision Corp Page 2 Model 575A Digital IC Tester 4 switching on To switch the unit on simply pressthe ON key To preserve battery life the unit powers itself off after approximately 3 minutes of non use or when Sw Off is selected from
7. 373 74475 74170 74253 74374 74490 74171 74257 74375 74518 74173 74258 74376 74519 74174 74259 74377 74520 74175 74260 74378 74521 74176 74261 74379 74522 74177 74265 74381 74533 74178 74266 74382 74534 74179 74273 74384 74540 74180 74276 74385 74541 74181 74278 74386 74543 74182 74279 74387 6 74560 74183 74280 74390 74561 74184 74281 74393 74563 74185 74283 74395 74564 74188 6 74284 74398 74568 74189 74285 74399 74569 74190 74287 6 74408 74573 74191 74288 6 74412 74574 74192 74289 74415 74576 74193 74290 74422 3 74580 74194 74293 74423 3 74590 74195 74295 74425 74591 74196 74298 74426 74592 74197 74299 74436 74593 74198 74300 74437 74595 74199 74301 74440 74596 74200 74322 74441 74597 74201 74323 74442 74604 74224 74347 74443 74605 74225 74348 74444 74606 74230 74350 74445 74607 74231 74351 74446 74620 74237 74352 74447 74621 74238 74353 74448 74622 74240 74354 74449 74623 Copyright 1992 2007 B amp K Precision Corp Page 13 Model 575A Digital IC Tester 74638 74670 74832 741032 74639 74671 74867 741035 74640 74672 75869 741240 74641 74682 74873 741241 74642 74683 74874 741242 74643 74684 74876 741243 74644 74685 74878 741244 74645 74688 74879 741245 74646 74689 74880 741620 74647 74690 74906 741621 74648 74691 74907 741622 74649 74692 74929 741623 74651 74693 741000 741638 74652 74696 741002 741639 74653 74697 741003 741640 74654 74698 741004 741641 74657 74699 741005 741642 74666 74760 741008 741643
8. 575A Digital IC Tester Note 6 The ROM EPROM tests perform a blank check and checksum on the IC and display the contents of the first 16 locations These tests cannot confirm the integrity of an IC or identify it in SEARCH mode since they have no knowledge of the intended contents of the EPROM Please be patient when testing EPROMs in this way some of the larger ICs take a long time to read 15 9 notes on interface ICs Note 7 The MOS version of this IC is internally dynamic and the test may FAIL after a prolonged in circuit LOOP test The CMOS version however is completely static Note 8 The 8742 EPROM version of this IC must have the erase window covered otherwise the test may FAIL Note 9 The 8039 and 8040 ICs should be tested in FAIL LOOP mode due to the power down mode of the ICs affecting tester synchronization Note 10 ThisIC should only be tested in SINGLE MODE with a 1uF decoupling CAPACITOR connected across the supply and ground pins 29 and 20 of the ZIF socket IC pins 18 and 9 due to its high supply current requirement Note 11 This IC requires a 1uF decoupling CAPACITOR to be connected across the supply and ground pins 10 and 31 of the ZIF socket due to its high supply current requirement Note 12 This IC may need to be tested in FAIL LOOP MODE Copyright 1992 2007 B amp K Precision Corp Page 19 Model 575A Digital IC Tester 16 Service Information Contact B amp K Precision to receive a repair
9. H when LOW was expected MID HIGH the output was HIGH but not a valid logic level LOAD OV the input cannot be driven HIGH LOAD 5V the input cannot be driven LOW In some cases the scrolling test results may include one or more WARNING indications These warnings indicate conditions that may result in an incorrect test result and are as follows D F result may be invalid because last self test failed BAT battery voltage too low during test ICC large current taken by IC under test Before discarding a failed IC check that the correct IC type number was entered and also check that the IC pins are clean and making good contact with the test socket Note that there is no way of stopping a test once it has commenced but see the description of loop functions later in this manual 9 testing further ICs After a test is completed the test result will be displayed To test another IC of the same type simply insert the next IC and press the TEST EXEC key again To test a different IC enter the new IC type number in the usual way noticing that pressing the first digit of the new number automatically clears the previous number from the disolay Remember that the MODE CLEAR key can be used if an error is made during the entry of the IC type number Copyright 1992 2007 B amp K Precision Corp Page 7 Model 575A Digital IC Tester 10 continuous testing It is possible to test the same IC repeatedly to detect intermittent
10. IC Tester 17 Limited One Year Warranty B amp K Precision Corp warrants to the original purchaser that its product and the component parts thereof will be free from defects in workmanship and materials for a period of one year from the date of purchase B amp K Precision Corp will without charge repair or replace at its option defective product or component parts Returned product must be accompanied by proof of the purchase date in the form a sales receipt To obtain warranty coverage in the U S A this product must be registered by completing and mailing the enclosed warranty card to B amp K Precision Corp 22820 Savi Ranch Parkway Yorba Linda CA 92887 4604 within fifteen 15 days from proof of purchase Exclusions This warranty does not apply in the event of misuse or abuse of the product or as a result of unauthorized alterations or repairs It is void if the serial number is altered defaced or removed B amp K Precision Corp shall not be liable for any consequential damages including without limitation damages resulting from loss of use Some states do not allow limitation of incidental or consequential damages so the above limitation or exclusion may not apply to you This warranty gives you specific rights and you may have other rights which vary from state to state Model Number Date Purchased B amp K Precision Corp Phone 714 921 9095 22820 Savi Ranch Parkway Facsimile 714 921 6422 Yorba Linda CA
11. IC support list BK575A 2 02 15 1 introduction This section is a complete list of the ICs supported by the B amp K Model 575A If there are any special requirements necessary fora particular IC there will be a number in brackets referring to the notes at the end of this manual Always consult this list before testing an IC you have not tested before particularly when there isa note to refer to 15 2 series 54 74 TTL ICs 7400 7431 7476 74120 7401 7432 7477 74122 3 7402 7433 7478 74123 3 7403 7437 7480 74125 7404 7438 7482 74126 7405 7439 7483 74128 7406 7440 7485 74132 7407 7442 7486 2 74133 7408 7443 7489 74134 7409 7444 7490 74135 7410 7445 7491 74136 7411 7446 7492 74137 7412 7447 7493 74138 7413 7448 7494 74139 7414 7449 7495 74140 7415 7450 1 7496 74143 7416 7451 2 7497 74144 7417 7453 1 74100 74145 7418 7454 2 74104 74147 7419 7455 74105 74148 7420 7456 74107 74150 7421 7457 74109 74151 7422 7460 74110 74152 7423 7464 74111 74153 7424 7465 74112 74154 7425 7470 74113 74155 7426 7472 74114 74156 7427 7473 74116 74157 7428 7474 74118 74158 7430 7475 74119 74159 Copyright 1992 2007 B amp K Precision Corp Page 12 Model 575A Digital IC Tester 74160 74241 74355 74465 74161 74242 74356 74466 74162 74243 74357 74467 74163 74244 74363 74468 74164 74245 74364 74470 6 74165 74246 74365 74471 6 74166 74247 74366 74472 6 74167 74248 74367 74473 6 74168 74249 74368 74474 74169 74251 74
12. Model 575A Digital IC Tester EK PRECISON MODEL 575A HANDHELD DIGITAL IC TESTER OPERATOR S MANUAL Copyright 1992 2007 B amp K Precision Corp i D OLA LOT EE Lo BS 10 11 12 13 14 15 intro 15 2 15 3 15 4 15 5 15 6 15 7 15 8 Model 575A Digital IC Tester CONTENTS introduction DC input battery eliminator switching on operating modes entering test numbers testing the IC test results testing further ICs continuous testing search mode self test mode CompactLink mode specifications IC support list duction series 54 74 TTL ICs CMOS ICs memory ICs interface peripheral microprocessor and LSI ICs notes on TTL ICs notes on CMOS ICs notes on memory ICs Copyright 1992 2007 B amp K Precision Corp ob O Oo O N O oO A A PD Ad e a Ade a lt ca A 0 oOo 0o 0d A N N N 15 9 16 17 Model 575A Digital IC Tester notes on interface ICs Service Information Limited One Year Warranty Copyright 1992 2007 B amp K Precision Corp 19 20 21 Model 575A Digital IC Tester 1 introduction Thank you for purchasing the B 8 K Precision Model 575A Hand Held Digital IC Tester The basic function of the B amp K Model 575A Digital IC Tester is to test a digital IC for correct logical functioning as described in the truth table and or function table The B amp K Model 575A applies the necessary signals to the inputs of the IC monitoring
13. library present the search will extend to user ICsin that library also However CompactLink contains a facility for excluding ICs from the search if required 12 self test mode This feature allows you to check the integrity of the unit including the pin drivers and receivers power supplies and other internal hardware The test executes automatically at switch on but you can if you wish perform a self test at any time by selecting Self Test DIAGS mode using the MODE CLEAR key and pressing TEST EXEC If a fault is discovered a brief description will be displayed which will help our engineers to locate and rectify the fault This message Copyright 1992 2007 B amp K Precision Corp Page 9 Model 575A Digital IC Tester should be noted and quoted in any correspondence relating to a unit fault Contact your distributor in the event of a self test fail but first of all ensure that the socket was empty when the diagnostics were run 13 CompactLink mode The B amp K Model 575A is provided with an RS 232 interface to connect to a PC with a serial COM port or using a USB to RS 232 converter A companion software package CompactLink is available which provides library management test development and debugging and user library update facilities You can also use CompactLink to update the software of your B amp K Model 575A without replacing the internal memory or opening the case To enter CompactLink mode user the MODE CLEAR ke
14. or temperature related faults or to rapidly test a batch of identical ICs There are three types of test loop modes Loop execute a test repeatedly regardless of the result P Loop execute a test repeatedly provided the result is PASS FLoop execute a test repeatedly provided the result was FAIL The B amp K Model 575A is configured into one of the loop modes using the MODE CLEAR key as described earlier Insert the IC and press TEST EXEC in the usual way to start the continuous test process The result of each test is displayed as PASS or FAIL on the top right of the display In LOOP mode this allows a large batch of identical ICs to be tested without any action on the part of the operator other than inserting the IC When the IC is inserted sufficient time must be allowed for the test to take place before the result status is updated so if in doubt the IC should be tested in single mode so that the approximate test time can be determined It will be found that high throughput can be obtained using this mode To stop any of the test loops press MODE CLEAR but note that the test in progress is completed before the command is obeyed The effect of this is usually unnoticeable but where the test takes a reasonable time to execute there will be a delay before the instrument responds to the MODE CLEAR key Note Testing high current ICs in loop mode will drain the batteries quickly and it is recommended that a battery elimina
15. orrectly the result PASS will be displayed at the top right of the display A scrolling message will contain the IC function and power pin information If a short circuit between the power pins of the IC is detected a warning SHT will appear on the top right of the display and since no valid test is then possible the result will FAIL If the IC under test takes an excessive amount of current when power is applied a warning ICC will appear Press the TEST EXEC key to continue with the test or MODE CLEAR to abandon Depending on the condition of the batteries there may also be a BAT warning which indicates that the batteries are incapable of supplying the current required by the IC under test You can continue with the test by pressing the TEST EXEC key but the unit may malfunction because of a drop in battery voltage To avoid this change the batteries or use a battery eliminator Note that a faulty IC may demand more operating current and therefore will quickly drain the batteries Copyright 1992 2007 B amp K Precision Corp Page 6 Model 575A Digital IC Tester In the case of a FAIL result the error conditions at all the non functional pins of the IC will be scrolled on the display and the IC function will be shown The various failure conditions that can be displayed are as follows LOW the output was LOW when HIGH was expected MID LOW the output was LOW but not a valid logic level HIGH the output was HIG
16. tandard version use the numbers 7450 and 7453 respectively In addition the 74L86 IC has a different pin out to the standard 7486 ICs but it can be tested using the 74386 test Note 3 When testing these ICs the warning EXT will appear on the LCD display This means that external timing components are required to test the IC The timing components should be inserted into the socket as given in following table COMPONENTS 74122 74422 2 2uF between pins 24 and 26 of the ZIF socket ve to pin 26 74123 74423 2 2uF between pins 18 and 19 of the ZIF socket ve to pin 19 2 2uF between pins 27 and 26 of the ZIF socket ve to pin 27 4528 4538 4098 0 22uF between pins 13 and 14 of the ZIF socket 0 22uF between pins 27 and 26 of the ZIF socket 15 7 notes on CMOS ICs Note 4 Certain differences exist between manufacturers parts with this IC which may cause a FAIL result with ICs other than Motorola MC14585 ICs Consult the data sheets for full details 15 8 notes on memory ICs Note 5 The 4532 32k DRAM isin fact a partially non functional 64k DRAM Four types exist manufactured by OKI and TI who each supply two types The type numbers 45321 and 45322 are used for OKI types and 45323 and 45324 are used for TI types The first number in each case is for the low array version and the second number for the high array version See the IC data sheets for further details Copyright 1992 2007 B amp K Precision Corp Page 18 Model
17. the main menu When the unit is switched on it first performs a self diagnosistest Therefore before switching on check that the test socket is empty to prevent interference with the diagnostics If the unit passes the self test a pass result will be displayed on the screen Press a key to enter the main operating mode the display will be as follows NO MODE Single RDY When this initial display is obtained the B amp K Model 575A is ready for use If however the message SELF TEST FAIL is displayed along with a fault message this indicates that a self test diagnostic fault has been detected Any detected faults will be displayed one at a time Pressing the TEST EXEC key will then revert to the opening menu as above but of course operation of the unit will then be suspect Before contacting your distributor check that the test socket is completely empty Copyright 1992 2007 B amp K Precision Corp Page 3 Model 575A Digital IC Tester 5 operating modes The B amp K Model 575A has a number of test modes that are selected using the MODE CLEAR key from the initial screen The test modes are as follows Single execute a single test on the IC in the socket Loop execute test repeatedly regardless of the result P Loop execute test repeatedly provided the result was PASS F Loop execute test repeatedly provided the result was FAIL Search identify the number of the IC in the socket Diags execute the diagnos
18. the outputs at each stage and comparing them with the expected states Any discrepancy results in a FAIL indication and the faulty pins are shown on the integral display Additional facilities are also provided amongst them test loops that can be used for goods inwards inspection detecting intermittent faults or simply providing a rapid method of exercising any IC for demonstration or educational purposes Since the B amp K Model 575A contains an extensive IC library it is not necessary to program the unit yourself other than to key in the IC number It is also capable of identifying an unknown IC using the SEARCH mode thisis a feature that many users will find extremely valuable The B amp K Model 575A is provided with an RS 232 interface enabling it to be connected to a companion software package called CompactLink running on a PC CompactLink allows test programs for ICs not included in the internal library to be developed and downloaded into the B amp K Model 575A memory to enhance the library according to your wishes 2 DC input The B amp K Model 575A is powered by four AA batteries or by the use of the battery eliminator input at the rear of the case To insert the batteries turn the unit upside down and remove the battery Copyright 1992 2007 B amp K Precision Corp Page 1 Model 575A Digital IC Tester cover by removing the two cross head screws holding it in place The batteries must be inserted in the correct
19. the same number as one in the internal library will take precedence This allows a new test to be written for an existing IC If you wish both tests to be available use a different number for your user test 7 testing the IC Insert the IC to be tested in the front of the 40 pin Zero Insertion Force socket with pin 1 towards the display as shown below Ensure that the operating lever on the socket isin the open i e up position before inserting the IC Close the socket by lowering the lever making sure that the IC is firmly seated in the socket and making good contact Pressthe TEST EXEC key to activate the test sequence for the IC If an invalid IC type number was entered or if the IC you have requested is not supported the message Unknown will be displayed Simply entering another IC type number will automatically clear this error message If a valid type number was entered the IC test will begin and the message BUSY will be displayed while the test proceeds Many of the tests however execute so quickly that this message is not noticeable Copyright 1992 2007 B amp K Precision Corp Page 5 Model 575A Digital IC Tester 8 test results A pre determined sequence of signalsis applied to the inputs of the IC and the IC outputs are monitored for the correct logic levels The unit uses TTL or CMOS logic thresholds depending on the selected IC when evaluating the response of the IC outputs If all the outputs respond c
20. tic self test CmLink enter remote mode for CompactLink software Sw Off turn off the unit 6 entering test numbers Press the MODE CLEAR key until the desired test mode is displayed Enter the number of the IC you wish to test Pressing the MODE CLEAR key will clear the last digit from the display if a mistake is made Note The NUMERIC information only is entered leaving out the manufacturers prefixes and suffixes and IC family information As an example all the following TTL ICs should be entered as 7 4 0 0 on the keypad e g DM74LS00J N74LSOON N74S00N N7400N 74ALSOON SN74HCT 00 A very small number of ICs have differing pin outs for different IC families in these cases the most popular pin out only is supported The CMOS 4000 series is also supported and the IC numbers for this family should all begin with 4 so that with for example Motorola ICs beginning MC14 the initial 1 should be omitted The same principles apply also to memory ICs which are mostly four digit numbers With interface ICs of the 8T series the T should be omitted A complete list of all ICs supported by the B amp K Model 575A is contained in the IC SUPPORT LIST at the end of this Copyright 1992 2007 B amp K Precision Corp Page 4 Model 575A Digital IC Tester manual together with notes on any special requirements for certain ICs Note that if you have stored a user library using CompactLink an IC in the user library with
21. tor is used if you wish to perform loop tests 11 search mode This feature allows the type number of an unknown IC to be determined provided the IC is actually contained in the B amp K Copyright 1992 2007 B amp K Precision Corp Page 8 Model 575A Digital IC Tester Model 575A library and it isa correctly functioning IC This facility is useful when the IC type number is illegible or has been removed Use the MODE CLEAR key to choose SEARCH mode insert the unknown IC into the socket and press the TEST EXEC key You will be prompted to choose the number of pins of the IC you wish to identify use the MODE CLEAR key to select from 8 to 40 pins or QUIT to abandon this mode Press the TEST EXEC key again to start the SEARCH or to quit as required During the identification process the display will indicate the number of ICs identified IDENT and will show graphically how far through the library the SEARCH has progressed At the end of the SEARCH a list of all the similar ICs will be scrolled onto the display The list may be scrolled again by pressing the TEST EXEC key If the IC cannot be identified the message Not in Library will be displayed This means either that the IC is not in the library or itis non functional Note that if the B amp K Model 575A detects excessive supply current ICC or BAT warnings the IC will not be identified during the SEARCH but can still be tested in SINGLE mode If you have a user
22. y to enter CMLINK mode then press TEST EXEC Press TEST EXEC again to confirm that you wish to enter CompactLink mode and the display will show Not Connected Run the CompactLink software on your PC connect the serial cable and follow the CompactLink manual instructions to connect to the B amp K Model 575A For comprehensive instructions on using CompactLink please refer to the manual and built in help supplied with the software Note that in CompactLink mode including waiting for a connection the normal power down timeout is disabled and the unit will remain on for ever We recommend using a battery eliminator when using CompactLink mode to develop test programs Copyright 1992 2007 B amp K Precision Corp Page 10 Model 575A Digital IC Tester 14 specifications SPECIFICATIONS Batteries 4 X AA size DC input 6V 850mA max center positive regulated Power consumption Power off 10u A max Standby 30mA Testing IC dependent Test thresholds internal library TTLlow 0 5V max TTL switching 1 2V TTL high 2 4V min CMOS low 0 5V max CMOS switching 2 4V CMOS high 3 8V min Test thresholds user library Programmable OV to 5V using CompactLink RS 232 settings 38400 baud 8 data bits 1 stop bit no parity Dimensions 200mm X 100mm X 55mm approx Library ICs TTL CMOS VLSI Interface Memory User Copyright 1992 2007 B amp K Precision Corp Page 11 Model 575A Digital IC Tester Software Version No 15
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