FN1242A
Contents
1.2. GaAs S Copyright 2001
3. 1 MSB IIS BCK H L gt LRCK LRCK gt DIN DIN NIIGATA SEIMITSU 0 LTD FDS03821001A 030730 7 20 NSdap FN1242A s 2 DSD tDCY tDCH tDCL DATA LIN RIN tDS tDH CLK H L V CLK L DATA DATA e LRCK SCK SCK SCK H SCK L SCK gt LRCK LRCK gt SCK e I RSTB gt I NIIGATA SEIMITSU 0 LTD FDS03821001A 03073
4. LDL LDR 1 oo 1024 Rs ATT 20 log DATA 1023 dB DATA 3FFh OdB 3FEh 0 00849dB 001h 60 1975dB 000h oo MUTE e RST L ON e BIT1 BITO MSB IIS MSB 7 1 7 0
5. 12815 19215 25615 38415 51215 76815 3 32kHz 44 1kHz 48kHz 0 60dB mg 3 0V 3 6V 3 0V 5 5V 28 SSOP CD DVD SACD TV BOX NI SEIMITSU 0 LTD FDS03821001A 030730 2 20 NSdap LRCK CLK RIN DIN LIN O O O Sa y C a gt 2 5 28 SSOP SERIAL INTERFACE FUNCTION CONTROL INTERFACE 8 OVER SAMPLING FLUENCY MULTIBIT MODULATOR
6. 8 lt tMC y lt tDC tCD lt gt I 15 14 B2 BO Tmc min 200nsec tDC min tCD tML min 100ns NIIGATA SEIMITSU 0 LTD FDS03821001A 030730 13 20 NSdap FN1242A e A1 A0 MODE1 0 1 MODE2 1 0 3 MODE0 MODE2 16 A1 A0 e LDL AL9 ALO LDR AR9 ARO MODE0 1 AL9 ALO Lch AR9 ARO Rch AL9 AR9 MSB ALO ARO LSB 1024 L R LDL LDR LDL LDR 1 LDL LDR 0
7. FN1242A OUTLP OUTLM AVDD1 AGND1 VCOM AGND2 AVDD2 OUTRM OUTRP DIN FN1242A OUTLP OUTLM BCK RIN OUTRP LRCK CLK OUTRM DIN FN1242A OUTLP OUTLM BCK RIN OUTRP LRCK CLK OUTRM L PP L PM L MP L MM R PP R PM R MP R MM H OM0 OM1 NIIGATA SEIMITSU 0 LTD 26 22k 100uF 10 r J 25 10k 56pF 10pF 22k 5 0V 21 0 1uF 1 56pF 20 10pF 10k AAA_ 4 19 22 22k 10k L gt 100uF 5 18 l 10k 10k 56pF 10pF 5 27k 22k FDS03821001A 030730 18 20 NSdap FN1242A SSOP 28 Unit mm 10 40 MAX A lt gt gt 2 10 MAX HHHHHHHHHHHHHB 2
8. ZERO DETECT SYSTEM CLOCK POWER SUPPLY 1100 TEST EMPHI 2 ZEROL LL OUTLP D 4 OUTLM cls AVDDI scK 6 AGND1 DVDD VCOM 8 AGND2 BCK AVDD2 DIN OIL OUTRM LRCK CLK OUTRP FMTO 12 ZEROR FMT1 13 MUTE RSTB FN124 2A OO0UTLP OO0UTLM OVCOM OO0UTRP OOUTRM EIzzzx y za xz maaaxma NIIGATA SEIMITSU CO LTD FDS03821001A 030730 3 20 NSdap FN1242A 0 0 32kHz 1 44 1kHz 2 48kHz 3 OFF SCK DVDD 3 3V DGND BCK DIR DSD Rch DIR DIN DIL DSD Lch DIL LRCK CLK L R DSD CLK FMTO FMT2 1 0 0 MSB 16 1 2 MSB 2
9. iw zxzz aw amay zaamxw awaa NIIGATA SEIMITSU 0 LTD FDS03821001A 030730 20 20
10. lun aa 41 a Sa gs sa 0 a Kayka Lea ta a ka La a SA acka ME aeta kay kaha kaka ka a ha ayka P Cuad Kay zl 10 1 1 0 0 1 0 2 0 3 0 4 0 5 0 6 Frequency fs 32kHz 0 2 l 1 6 2 1 2 3 0 8 S ES 4 0 4 5 _ 5 O x 6 0 4 0 8 8 1 2 9 1 1 6 10 2 0 2000 4000 6000 8000 10000 12000 14000 16000 Hz NIIGATA SEIMITSU 0 LTD FDS03821001A 030730 9 20 NSdap FN1242A 44 1kHz 0 2 1 J 1 6 2 22 0 8 5 4 0 4 5 5 0 K 6 0 4 _7 0 8 8 1 2 9 1 6 10 222 0 2000 4000 6000 8000 10000 12000 1400
11. Vo 60dB EIAJ A 100 S N EIAJ A 102 f 1kHz 100 1 0 ch 1 0 50 0 6 AVDD 0 5 AVDD 3dB 100 20kHz 0 1 Idvdd f 1kHz 0dB 16 f 1kHz 0dB 8 EVB1242A Audio Precision System2 Cascade EVB1242A NIIGATA SEIMITSU 0 LTD FDS03821001A 030730 6 20 NSdap FN1242A e B gt fs 44 1kHz 0 7 DVDD DVDD 0 0 3 DVDD DVDD 0 6 HJJuz y7 ey
12. OM1 OM0 OM1 0 0 1 Lch OM1 0 1 0 Rch LRCK SCK LRCK SCK SCK 10 NIIGATA SEIMITSU 0 LTD FDS03821001A 030730 15 20 NSdap FN1242A BPZ 1024 fs cc NIIGATA SEIMITSU 0 LTD FDS03821001A 030730 16 20 NSdap FN1242A e PCM 128 192 256
13. MSB IIS 16bit LSB 8bit 20bit LSB 4bit Lch LRCK Rch BCK 0 ere MSB iebit 16 2 5 16 2 yaaa 5 16 MSB MSB LRCK Lch Rch IIS 16bit DIN 20bit 24bit e DIL DIR CLK DSD DIN Lch DIL Rch DIR LRCK CLK DSD SCK 256fs SCK CLK DIN DIL Lch 7 BCK DIR Rch 77 LRCK CLK 64fs NIIGATA SEIMITSU 0 LTD FDS03821001A 030730 12 20 NSdap FN1242A e EMPH1
14. EMPHO EMPH1 0 high OFF e MUTE MUTE high LOW MUTE Low OFF e ML MC MD ML MD 16 MD B15 B14 10 BS B 3 res 1 0 OMO RST sm ZM1 ZMO ATC pm MD MC ML
15. x 7 1 14 0 65 j 0 32 0 08 0 60 0 15 0 10 0 13 gt lt 0 8 1 30 typ lt 0 10 0 10 DETAILA sHHHHHHHHHHHHHH NSdap YYWW YY Year Code WW Week Code FDS03821001A 030730 NIIGATA SEIMITSU 0 LTD 19 20 NSdap FN1242A 2
16. 4 E 0 2 AVDD 0 55 125 n a DC 3 e fs 44 1kHz 20kHz Ta 25C AVDD 5V DVDD 3 3V fsck 384fs 1kHz 24 THD 2 EIAJ A 102 S N 102 100 1 0 ch 50 0 6 AVDD 0 5 AVDD 100 f 1kHz 0dB 0 1 f 1kHz 0dB EVB1242A Audio Precision System2 Cascade EVB1242A NIIGATA SEIMITSU CO LTD FDS03821001A 030730 5 20
17. OUTRM OUTRP BPZ ZEROL ZEROR DIN 4095 BCK ZEROL ZEROR LOW ZEROL ZEROR Lch Rch ZEROL ZEROR HIGH e 2 FMT2 1 0 MSB 16bit 097 7 MSB 20bit MSB 24bit DSD MSB 16 20 24bit IIS 16 20 24bit 097 7 iw zxzz uw umaqx zaaxar awa Frswme SEIMITSU 0 LTD FDS03821001A 030730 11 20 NSdap FN1242A e LRCK BCK DIN
18. 7 1 7 0 NIIGATA SEIMITSU 0 LTD FDS03821001A 030730 14 20 NSdap FN1242A 0 0 O 0 1 1 6 2 ZEROL ZEROR e Lch Rch Lch Rch ATC 0 AL9 AL0 Lch AR9 ARO Rch ATC 1 AL9 AL0 Lch Rch e MUTE 1 MUTB 0 e EMPH1 EMPH0 44 1kHz 48kHz EMPH1 EMPHO0 ON Z OFF 1
19. 0 3 MSB 24 4 DSD 5 6 7 MSB 16 20 24 IIS 16 20 24 Rch Rch Rch DAC Lch Lch Lch DGND NIIGATA SEIMITSU LTD FDS03821001A 030730 4 20 NSdap FN1242A e Ta 25C DGND AGND OV 0 3 4 0 40 322 6 5 0 2 DVDD 0 3 0 2 DVDD 0 3 1IC
20. 0 8 20 NSdap FN1242A 8 3 2 k tasya 5 2 r 0 SNE ase F pa x m Sa k a sa Pea Zaa aaa massa sa Sasa a SE Sa a SD ma ma SE Ei a 420002004 1227 55222152 4 6 1 et Vo i a K w E a P Wl w K ae RS Nr ST
21. 0 16000 18000 20000 22000 Hz 48kHz 0 2 1 1 6 2 1 2 52 0 8 25 4 0 4 5 lt _ lt 5 0 lt 6 0 4 gt lt 0 8 8 71 2 9 17 1 6 10 2 0 2000 4000 6000 8000 10000 12000 14000 16000 18000 20000 22000 Hz NIIGATA SEIMITSU 0 LTD FDS03821001A 030730 10 20 NSdap FN1242A e SCK FN1242A 128fs 1925 256fs 384fs 512fs 768fs 128fs 192fs 256fs 384fs 512fs 768fs 32kHz 44 1kHz 48kHz 6 88 2kHz 96kHz 176 4kHz 192kHz 2 2 x x x x x e RSTB LOW LOW OUTLM OUTLP
22. 384 512 768fs PCM e DSD 128 192 256 384 512 768fs DSD DIL FN1242A 1 28 gt EMPHO TEST 2 27 0 4 BMPH1 ZEROL 3 26 gt ML OUTLP 4 25 gt MD OUTLM 5 24 MC AVDD1 gt js AGNp1 23 7 22 3 3V gt VDD VCOM 8 21 10uF 0 1uF GND AGND2 9 20 gt Bc AVDD2 10 9 OUTRM 11 8 RCK OUTRP 12 7 MTO ZEROR 13 6 FMT1 MUTE 14 5 FMT2 lt FN1242A 1 28 EMPHO TEST 2 27 BMPHI ZEROL gt 7 3 26 ML OUTLP 4 25 MD OUTLM 5 24 MC AVDD1 6 23 b 4 SC AGND1 7 22 3 DVDD VCOM DGND AGND2 21 9 20 DIR BCK AVDD2 10 19 DI OUTRM 11 18 CLK LRCK OUTRP 12 17 FTO ZERIR 13 FMT1 MUTE 14 15 FMT2 RSTB NIIGATA SEIMITSU 0 LTD FDS03821001A 030730 17 20 NSdap FN1242A e DSD1 LIN RIN DSD 1 1 H e
23. NSdap FN1242A DVD A ZDSD SACD DA FN1242A m NIIGATA SEIMITSU CO LTD FDS03821001A 030730 1 20 NSdap FN1242A DSD SACD 2ch 1 DA FN1242A 24 8 DVD A 100kFHlz LPF LPF H 24 8 m DR SZN 102dB TYP THD HN 0 002 32kHz 192kHz IIS 16 20 24 DSD
24. NSdap FN1242A e fs 96kHz Ta 25 AVDD 5V DVDD 3 3V fsck 384fs 1kHz 24 20kHz 24 Vo 0dB f 1kHz 0 002 Vo 60dB f 1kHz Vo 60dB EIAJ A 100 S N EIAJ A 102 f 1kHz 100 1 0 ch 1 0 50 0 6 AVDD 0 5 AVDD 3dB 100 0 1 f 1kHz 0dB f 1kHz 0dB THD EVB1242A Audio Precision System2 Cascade EVB1242A e fs 192kHz Ta 25 AVDD 5V DVDD 3 3V fsck 192fs 1kHz 24 20kHz THD Vo 0dB Vo 60dB f 1kHz
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