Transcend MMCplus 256MB
Contents
1. Transcend Information Inc 10 Parameter Min Unit Remark CE Access Time tcEA4 285 ns C lt 80pF Read Cycle Time RCA 60 ns Cr lt s80pF RE Pulse Width RPA 45 ns C lt 380pF RE High Hold Time REHA 15 ns C lt 380pF Data Setup Time tpsa XTBD ns C lt 80pF Data Hold Time tons TBD ns C lt 380pF Ready to RE Low RRA 285 ns C lt gt 80pF TS256MMC4 256MB MMCplus Reliability and Durability Temperature Operation 25 C 85 C Storage 40 C 168h 85 C 500h Junction temperature max 95 C Moisture and corrosion Operation 25 C 95 rel humidity Stress 40 C 93 rel hum 500h Salt Water Spray 3 NaCl 35C 24h acc MIL STD Method 1009 ESD protection Contact Pads 4kV Human body model according to ANSI EOS ESD S5 1 1998 Non Contact Pads area 8kV coupling plane discharge 15kV air discharge Human body model according to IEC61000 4 2 Durability 10 000 mating cycles test procedure t b d Bending t b d Torgue t b d Drop test 1 5m free fall UV light exposure UV 200nm 15Ws cm according to ISO 7816 1 Visual inspection Shape and form No warp page no mold skin complete form no cavities surface smoothness sigma 0 1 mm cm within contour no cracks no pollution fat oil dust etc Above technical information is based on MMC4 0 standard specification and teste2. LE Hold Time tCLHI 15 ns C lt 80pF CE Setup Time tes 40 ns C lt 80pF CE Hold Time tcHi 90 ns C lt 80pF ALE Setup Time taLsi 90 ns C lt 80pF ALE Hold Time TALHI 75 ns C lt 80pF WE Pulse Width twpi 45 ns C lt 80pF Data Setup Time tps1 90 ns C lt 80pF Data Hold Time DHI 30 ns C lt 80pF CLE tes _ eT qea Transcend Information Inc 7 TS256MMC4 256MB MMCplus Parameter Symbol Min Unit Remark CLE Setup Time tcLs2 90 ns C lt 80pF CE Setup Time tcs2 195 ns C lt 80pF ALE Setup Time taLs2 30 ns C lt 80pF ALE Hold Time tay 15 ns Cr lt 80pF Write Cycle Time twc2 150 ns C lt 80pF WE Pulse Width twp2 45 ns C lt 280pF WE High Hold Time tw 105 ns C lt 80pF Data Setup Time tps2 90 ns C lt 80pF Data Hold Time tpH 30 ns C lt 80pF CLE Transcend Information Inc 8 TS256MMC4 256MB MMCplus Parameter Symbol Min Unit Remark CLE Hold Time tcLE3 285 ns C lt 80pF CE Hold Time tcH3 195 ns C lt 80pF ALE Setup Time tALS3 90 ns Cr lt 80pF Write Cycle Time twc3 60 ns _ C1 lt 80pF WE Pulse Width twp3 4S ns C_ lt 80pF WE High Hold Time twm 15 ns C lt 80pF Data Setup Time tps3 30 ns _ C lt 80pF Data Hold Time DE3 30 ns C lt z80pF Transcend Information Inc TS256MMC4 256MB MMCplus e Serial Access Cycle after Read Symbol
3. TS256MMC4 256MB MMCplus Description Features TS256MMC4 is a 256MB MMCplus memory card It s a fastest low power highly integration memory card Storage Capacity 256MB Operating Voltage 2 7 3 6V TS256MMC4 is designed to provide an inexpensive Support clock frequencies 0 52MHz mechanically robust storage medium in card form for Support different Bus width x1 x4 x8 multimedia consumer applications and mobile Operating Temperature 25 C 85 C devices handheld PCs digital cameras MP3 e Storage Temperature 40 C 85 C players etc to store copy and move data at e Data access mode Byte mode high speed transfer rate Data Transfer Rate Maximum Read 11MB sec Write 10MB sec Placement Fully compatible with MultiMediaCard system 7 a specification version 4 0 and backwards compatibility with Transcend 4 previous specification MMGCpius e Form Factor 32mm x 24mm x 1 4mm e Endurance 1 000 000 Program Erase cycles e MTBF 1 000 000 hours Front Back Pin Definition MMC Mode SPI Mode Pin No Description Name Data cs I f Chipselct ERTER E Command Response D Ground vss Power supply VDD Clock sok i Geek Ground vSS2 Data DO 8 BAN VOPP Data Notused J o 9 DAT2 VOPP Data Notused J o Data Notused J oo Data Notusedf Data Notused Data Notused lt lt S Power Supply I lnput O Output PP Push Pull OD Open Drain NC Not Connected T
4. d to be reliable However Transcend makes no warranty either expressed or implied as to its accuracy and assumes no liability in connection with the use of this product Transcend reserves the right to make changes in specifications at any time without prior notice Transcend Information Inc 1
5. o Vppu Pin Capacitance Cp 7 pF Power Output Voltage Ve 1 50 1 8 1 95 V l lt 240mA Transcend Information Inc 4 TS256MMC4 256MB MMCplus AC Characteristics e High Speed Card Interface Timing Ta 25 C to 85 C VppH 2 7V to3 6V Parameter Symbol Min Max Unit Notes Clock Frequency Data Transfer Mode fpp 26 52 MHz Clock Frequency Identification Mode fop 0 400 KHz Clock Low Time tw 6 5 ns Clock Rise Time tu 3 ns Clock Fall Time TAL 3 ns Input Set up Time tisu 3 ns Input Hold Time ty 3 ns Output Delay Time pLY 5 14 ns C lt 30pF Signal Rise Time ns 3 ns C lt 30pF Signal Fall Time tral 3 ns C lt 30pF Transcend Information Inc 5 TS256MMC4 256MB MMCplus e Backwards Compatible Card Interface Timing Ta 25 C to 85 C VppH 2 7V to3 6V Parameter Symbol Min Max Unit Notes Clock Frequency Data Transfer Mode fpp 0 20 MHz Clock Frequency Identification Mode fop 0 400 KHz Clock Low Time twe 10 ns Clock Rise Time TLH 10 ns Clock Fall Time TAL 10 ns Input Set up Time tisu ns Input Hold Time ty ns Output Delay Time toLy 9 7 35 ns C lt 30pF Transcend Information Inc TS256MMC4 256MB MMCplus e Command Latch Cycle Parameter Symbol Min Unit Notes CLE Setup Time tcLs1 30 ns C lt 80pF C
6. ranscend Information Inc l TS256MMC4 256MB MMCplus MultiMediaCard Architecture interface controller Power on detection reset 7 Memory core interface reset Memory Core Transcend Information Inc 2 TS256MMC4 256MB MMCplus Temperature Characteristics Parameter Min Max Unit Operating temperature 25 85 C Storage temperature 40 85 C Junction temperature 95 Electrical Characteristics e Absolute Maximum Ratings Parameter Symbol Rating Unit Power Supply Voltage Vec 0 6 4 6 V Input Voltage Vin 0 6 4 6 V Input Output Voltage Vio 0 6 4 6 V e Recommended Operation Conditions Parameter Symbol Min Typ Max Unit Power Supply Voltage VppH 2 7 3 3 3 6 V Transcend Information Inc TS256MMC4 256MB MMCplus DC Characteristics e Power Supply Ta 25 C to 85 C VppH 2 7V to3 6V Parameter Symbol Min Typ Max Unit Condition Output Low Voltage OD VopoL 0 3 V lo 2mA Output High Voltage PP Von 0 75 Vppu V lon 100UA Output Low Voltage PP VoL 0 125 VopH V lo 100UA Input High Voltage Vin 0 625 Vppp Vppy 0 3 V Input Low Voltage Vit 0 3 0 25 Vppu V Operating Current loc 20 TBD mA lvecr OMA Stand by Current Isp 400 TBD uA Input Leakage Current lu 10 10 UA Vin 0 to Vppp Output Leakage Current ILo 10 10 UA Vout 0 t
Download Pdf Manuals
Related Search