SM5907AF SM5907AFLSI 44M/4M 2/16M/16M 216/MSB 44LQFP 20MAX SM5907 SM5907AF2 - Datasheet Archive

 

/ LSI NIPPON PRECISION CIRCUITS INC. SM5907AFLSI 44M/4M×2/16M/16M×24 2.4V3.6V - 2 - · 216/MSB ·

 

SM5907AF SM5907AF / LSI NIPPON PRECISION CIRCUITS INC. SM5907AFLSI SM5907AFLSI 44M/4M 44M/4M×2/16M/16M 2/16M/16M×24 2.4V3.6V - 2 - · 216/MSB 216/MSB · · · 3 - · 384fs(16.9344MHz) - · ADPCM · 4 4 2.78/M 5 2.22/M 6 1.85/M - · · 15bit 16bit (16"L") · - I/O · I/O5 - + 2.4V+ 3.6V - · CLK() (I/O) - · 3.8µs(65 Low - 44LQFP 44LQFP(0.8mm pin) (16) 0.74/M · 4DRAM 16M DRAM(4M×4 × 2 or 1 2048) 4M DRAM(1M×4 × 2 or 1) A3 A2 A1 A0 A4 A5 A6 A7 A8 A9 NRAS 44 43 42 41 40 39 38 37 36 35 34 (Top View) 1 33 NWE UC1 2 32 D1 UC2 3 31 D0 UC3 4 30 D3 UC4 5 29 D2 UC5 6 28 NCAS NCAS3 7 27 A10/ NCAS2 NTEST 8 26 YMCLK CLK 9 25 YMDATA VSS 10 24 YMLD YSRDATA 11 23 YDMUTE 12 SM5907AF SM5907AF 44-pin LQFP - 1 - 14 15 16 17 18 19 20 21 22 ZSCK ZLRCK ZSRDATA YFLAG YFCLK YBLKCK NRESET ZSENSE VDD1 13 YLRCK SM5 9 0 7 A F VDD2 YSCK NIPPON PRECISION CIRCUITS INC. (Unit: mm) 44LQFP 44LQFP Weight: 0.38g 12.80 0.30 10.00 0.30 10.00 0.30 (1.40) C0 .7 0.60 0.20 0.15 0.05 4 0.20 1.50 0.10 (1.40) 0 to 10 12.80 0.30 0.17 0.05 0.15 0.80 0.35 0.10 0.20MAX 20MAX - 2 - SM5907AF SM5907AF i/o H 1 VDD2 - VDD 2 UC1 ip/o I/O 1 3 UC2 ip/o I/O 2 4 UC3 ip/o I/O 3 5 UC4 ip/o I/O 4 6 UC5 ip/o I/O 5 7 NCAS3 o DRAM2 CAS(16M DRAM 2) 8 NTEST ip L 9 CLK i 16.9344MHz 10 VSS - 11 YSRDATA i 12 YLRCK i LR 13 YSCK i 14 ZSCK o 15 ZLRCK o LR 16 ZSRDATA o 17 YFLAG i ICRAM 18 YFCLK i 19 YBLKCK i 20 NRESET i 21 ZSENSE o 22 VDD1 - VDD 23 YDMUTE i 24 YMLD i 25 YMDATA i 26 YMCLK i A10 o DRAM 10 (NCAS2) o DRAM2 CAS(4M DRAM 2) 27 28 NCAS o DRAM CAS 29 D2 ip/o DRAM 2 30 D3 ip/o DRAM 3 31 D0 ip/o DRAM 0 32 D1 ip/o DRAM 1 33 NWE o DRAM WE 34 NRAS o DRAM RAS 35 A9 o DRAM 9 36 A8 o DRAM 8 37 A7 o DRAM 7 38 A6 o DRAM 6 39 A5 o DRAM 5 40 A4 o DRAM 4 41 A0 o DRAM 0 42 A1 o DRAM 1 43 A2 o DRAM 2 44 A3 o DRAM 3 (ipip/o) - 3 - L ch R ch L ch R ch NIPPON PRECISION CIRCUITS INC. (VSS= 0V, VDD1, VDD2 = VDD) VDD -0.34.6 V VI VSS-0.3VDD+0.3 V TSTG -55125 °C PW 350 mW () (VSS= 0V, VDD1, VDD2= VDD) VDD 2.43.6 V TOPR -4085 °C DC (VDD1= VDD2= 3.03.6V, VSS= 0V, Ta= - 4085 °C) VDD IDD (*A)SHPRF ON CLK L VIH1 3.0 mA V 0.3VDD AC H VIH2 H VOH1 IOH= -0.5mA VOL1 1.0 V VP- P VIL2 L (*4, 5) 0.7VDD L mA VIL1 VINAC (*2, 3, 4) 8.0 1.8 (*A) H MAX 4.5 MIN TYP 0.7VDD V IOL= 0.5mA 0.3VDD VDD-0.4 V V 0.4 V CLK IIH1 VIN= VDD 5 25 115 µA IIL1 VIN= 0V 5 25 115 µA 1 4 (*3, 4) IIL2 VIN= 0V 15 µA (*2, 3, 4) ILH VIN= VDD 1.0 µA (*2) ILL VIN= 0V 1.0 µA (*A)VDD1= VDD2= 3V, CLK f XTI= 384 fs= 16.9344MHz, SHPRF: TYPVDD1= VDD2= 3V () - 4 - SM5907AF SM5907AF (VDD1= VDD2= 2.43.0V, VSS= 0V, Ta= - 2070 °C) TYP MAX (*B)SHPRF ON 4.5 8.0 mA (*B) 1.8 3.0 mA MIN VDD IDD 0.7VDD H VIH1 CLK L (*2, 3, 4) H L VIL2 (*4, 5) H VOH1 IOH= -0.5mA L VOL1 IOL= 0.5mA CLK V VIL1 VINAC 0.3VDD AC V 1.0 VP- P 0.7VDD VIH2 V 0.3VDD VIN= VDD IIH1 VDD-0.4 V V 0.4 V 5 25 115 µA IIL1 5 25 115 µA IIL2 VIN= 0V 1 4 15 µA (*2, 3, 4) ILH VIN= VDD 1.0 µA (*2) VIN= 0V (*3, 4) ILL VIN= 0V 1.0 µA (*B)VDD1= VDD2= 3V, CLK f XTI= 384 fs= 16.9344MHz, SHPRF: TYPVDD1= VDD2= 3V () (*1) CLK (*2) YSRDATA, YLRCK, YSCK, YFLAG, YFCLK, NRESET, (AC YBLKCK, YDMUTE, YMLD, YMDATA, YMCLK (*3) NTEST I/O() (*5) (*4) UC1, UC2, UC3, UC4, UC5, D0, D1, D2, D3 ZSCK, ZLRCK, ZSRDATA, ZSENSE, NCAS, NCAS2, NCAS3, NWE, NRAS, A0, A1, A2, A3, A4, A5, A6, A7, A8, A9, A10 - 5 - NIPPON PRECISION CIRCUITS INC. AC VDD1= VDD2= 3.03.6V, VSS= 0V, Ta= - 4085 °C VDD1= VDD2= 2.43.0V, VSS= 0V, Ta= - 2070 °C ()TYPfs= 44.1kHz (CLK) MIN TYP MAX (H) tCWH 26 29.5 125 ns (L) tCWL 26 29.5 125 ns tCY 58 59 250 ns 384fs 0.5VDD CLK tCWH tCWL tCY (YSRDATA, YLRCK, YSCK) TYP MIN MAX YSCK(H) tBCWH 75 ns YSCK(L) tBCWL 75 ns YSCK tBCY 150 ns YSRDATA tDS 50 ns YSRDATA tDH 50 ns YSCK YLRCK tBL 50 ns YLRCK YSCK tLB 50 ns 0 3fs ON fs fs OFF YLRCK (MSON= H) () (MSON= L) ()OFF()(YLRCK)(CLK) 1/384 t BCWH t BCY t BCWL YSCK 0.5 VDD t DS t DH 0.5 VDD YSRDATA t BL t LB 0.5 VDD YLRCK - 6 - SM5907AF SM5907AF (YMCLK, YMDATA, YMLD, ZSENSE) MIN TYP MAX YMCLKL tMCWL 30+2tCY ns YMCLKH tMCWH 30+2tCY ns YMDATA tMDS 30+tCY ns YMDATA tMDH 30+tCY ns YMLDL tMLWL 30+2tCY ns YMLD tMLS 30+tCY ns YMLD tMLH 30+tCY tr ns 100 ns tf 100 ns ZSENSE tPZS 100+3tCY ns ()tCY(CLK)(384fs) fs= 44.1kHz tCY= 59ns, tNRST(MIN)= 3.8µs YMDATA 0.5 VDD t MDS t MDH YMCLK 0.5 VDD t MCWL t MCWH t MLS t MLH YMLD 0.5 VDD t MLWL t PZS ZSENSE 0.5 VDD tf YMCLK YMDATA YMLD tr 0.7V DD 0.7 V DD 0.3V DD 0.3V DD 0.5 VDD (NRESET) MIN TYP MAX H tHNRST 0 tCY NRESET tNRST 64 () ()tCY(CLK)(384fs) fs= 44.1kHz tCY= 59ns, tNRST(MIN)= 3.8µs VDD1,VDD2 NRESET t HNRST t NRST - 7 - NIPPON PRECISION CIRCUITS INC. (ZSRDATA, ZLRCK, ZSCK) TYP ZSCK tSCOW 15pF ZSCK tSCOY 15pF tDHL 15pF 0 60 ns ZSRDATA, ZLRCK tDLH 15pF 0 60 ns MIN MAX 1/96fs 1/48fs ZSCK 0.5VDD t SCOW t SCOW t SCOY ZSRDATA ZLRCK 0.5VDD t DHL t DLH DRAM(NRAS, NCAS, NCAS2, NCAS3, NWE, A010, D03) NRAS tRASL 15pF MIN TYP MAX tCY() tCY tCY tCY tCY tCY tCY tCY tCY tCY tCY 5 tRASH 15pF NRAS NCAS tRCD 15pF 3 NCAS tCASH 15pF tCASL 15pF 3 2 5 NRAS tRADS 15pF 1 tRADH 15pF 1 NCAS tCADS 15pF 1 tCADH 15pF 5 NCAS tCWDS 15pF 3 (WR) tCWDH 15pF 3 NCAS tCRDS 40 ns (RD) tCRDH 0 ns NWE tWEL 15pF tWCS 15pF tCY tCY 6 NWE NCAS 3 4M 3.0 ms (fs= 44.1kHz) DRAM 6 7.3 ms ×1 5 8.8 ms ×2 4 10.9 ms 16M 5.9 ms (RDEN= H) DRAM 6 14.6 ms ×1 5 17.5 ms ×2 4 21.8 ms ON tREF ()tCY(CLK)(384 fs)fs= 44.1kHztCY= 59ns - 8 - SM5907AF SM5907AF (1)DRAM(DRAM1) t RASL 5 tCY t RASH 3 tCY NRAS t CASH 5tCY t CASL 3 tCY t RCD 2tCY NCAS ; A0 to A10 ; ; ; t RADS 1tCY t RADH 1tCY t CADS 1tCY t CADH 5tCY t CWDS 3tCY ; ; ; ; ; ; ; ; t CWDH 3tCY ; ; ; ; D0 to D3 (WRITE) t CRDS t CRDH D0 to D3 ; ; (READ) ; ; t WCS 3tCY ; ; ; ; t WEL 6tCY NWE (WRITE) READNWEHi (2)DRAM(DRAM 2) t RASL 5 tCY t RASH 3tCY NRAS t RCD 2tCY t CASL 3tCY t CASH 5tCY t RDC 2 tCY t CASL 3tCY t CASH 5tCY NCAS (DRAM1 SELECT) NCAS2, NCAS3 (DRAM2 SELECT) ; ; A0 to A10 ; ; ; t RADS 1tCY t RADH 1tCY t CWDS 3tCY t CADS 1tCY t CADH 5tCY t CWDH 3tCY D0 to D3 (WRITE) t CRDS D0 to D3 ; ; (READ) ; ; t WCS 3 tCY t WEL NWE 6 tCY t WCS (WRITE) t CRDH ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; READNWEHi DRAM1NCAS2/NCAS3DRAM2NCASHi - 9 - NIPPON PRECISION CIRCUITS INC. YSRDATA YSCK YLRCK ZSRDATA Output Interface YBLKCK YFCLK ZSCK SM5907 SM5907 ZLRCK Input Interface Control Input 1 YFLAG Input Buffer YMDATA YMCLK YMLD Microcontroller Interface ZSENSE Compression Mode UC1 to UC5 Through Mode General Port Decoder Encoder YDMUTE Control Input 2 D0 to D3 A0 to A10 NWE NCAS CLK NRAS - 10 - NCAS2 DRAM Interface NTEST NCAS3 NRESET SM5907AF SM5907AF SM5907AF2 SM5907AF2 (YMDATA)(YMCLK)(YMLD)3 (ZSENSE) (YMCLK) (8085) DATA 8bit YMDATA D7 D6 D5 D4 D3 COMMAND 8bit D2 D1 D0 YMCLK YMLD - 11 - B7 B6 B5 B4 B3 B2 B1 B0 NIPPON PRECISION CIRCUITS INC. (90, 91, 93) COMMAND 8bit YMDATA B7 B6 B5 B4 B3 B2 B1 B0 YMCLK YMLD STATUS 8bit ZSENSE S7 S6 S5 S4 S3 S2 S1 S0 (92() COMMAND 8bit YMDATA B7 B6 B5 B4 B3 B2 B1 B0 YMCLK YMLD RESIDUAL DATA 16bit ZSENSE S7 - 12 - S6 S1 S0 M1 M2 M7 M8 SM5907AF SM5907AF B7 B6 B5 B4 1. MS(80) B3 B2 B1 B0 80hex = 1000 0000 D7 MSWREN / H L D6 MSWACL L D5 MSRDEN / L D4 MSRACL L D3 MSDCN2 MSDCN2 = H, MSDCN1 = H : 3 D2 MSDCN1 MSDCN2 = L, MSDCN1 = H : D1 WAQV Q L D0 MSON ON ON L L MSDCN2 = H, MSDCN1 = L : 2 L B7 B6 B5 B4 2. I/OI/O(81) 81hex = 1000 0001 I/O B3 B2 B1 B0 MSDCN2 = L, MSDCN1 = L : H D4 UC5OE I/O UC5 L D3 UC4OE I/O UC4 L D2 UC3OE I/O UC3 L D1 UC2OE I/O UC2 L D0 UC1OE I/O UC1 L D7 D6 D5 B3 B2 B1 B0 H/ L 81H B7 B6 B5 B4 3. I/0(82) 82hex = 1000 0010 H D4 UC5WD I/O UC5 H L D3 UC4WD I/O UC4 H L D2 UC3WD I/O UC3 H L D1 UC2WD I/O UC2 H L D0 UC1WD I/O UC1 H L D7 D6 D5 - 13 - 83hex = 1000 0011 4. MUTE, CMP12 CMP12(83) B3 B2 B1 B0 B7 B6 B5 B4 NIPPON PRECISION CIRCUITS INC. H MUTE () MUTE ON L CMP12 CMP12 12 /16 12 L D7 D6 D5 D4 D3 D2 D1 D0 B3 B2 B1 B0 B7 B6 B5 B4 12 85hex = 1000 0101 5. (85) H D7 RAMS1 L D6 RAMS2 DRAM RAMS1 = 0RAMS2 = 016M DRAM(4M×4BIT) × 2 RAMS1 = 1RAMS2 = 04M DRAM(1M×4BIT) × 1 RAMS1 = 0RAMS2 = 14M DRAM(1M×4BIT) × 2 RAMS1 = 1RAMS2 = 116M DRAM(4M×4BIT) × 1 FLAG6(90h) YFLGS = 0YFCKP = 0YFCLKYFLAG = Low YFLGS = 0YFCKP = 1YFCLKYFLAG = Low YFLGS = 1YFCKP = 0YFLAG = Low YFLGS = 1YFCKP = 1YFLAG = High L L D5 YFLGS D4 YFCKP D3 COMPFB L D2 COMP6B 6 H D1 COMP5B 5 L D0 COMP4B 4 L L D3D0210 D3D0210 6 YFLGS = 1, YFCKP = 0YFLGS = 1, YFCKP = 1YFCLKHighLow - 14 - SM5907AF SM5907AF B3 B2 B1 B0 B7 B6 B5 B4 90hex = 1001 0000 6. 1(90) H S7 FLAG6 IC S6 MSOVF DRAM (WARA1) S5 BOVF S4 S3 DCOMP S2 MSWIH S1 MSRIH S0 7. 2(91) S7 MSEMP 91hex = 1001 0001 H (RAVWAH) S6 OVFL B3 B2 B1 B0 B7 B6 B5 B4 (WARAH) S5 ENCOD S4 DECOD S3 S2 S1 S0 - 15 - 8. (92) B3 B2 B1 B0 B7 B6 B5 B4 NIPPON PRECISION CIRCUITS INC. 92hex = 1001 0010 4M×1, 4M×2, 16M×1 16M×2 S7 AM21 VWA-RA (MSB) 8M 16M S6 AM20 4M 8M S5 AM19 2M 4M S4 AM18 1M 2M S3 AM17 512k 1M S2 AM16 256k 512k S1 AM15 128k 256k S0 AM14 64k 128k M1 AM13 32k 64k M2 AM12 16k 32k M3 AM11 8k 16k M4 AM10 4k 8k M5 AM09 2k 4k M6 AM08 1k 2k M7 AM07 512 1k M8 AM06 256 512 ()(M= 1,048,576 K= 1,024) (sec)= (M) × K K (sec/M) 2.78 (4bit), 2.22 (5bit), 1.85 (6bit), 0.74 (bit) S7 S5 S4 UC5RD S3 UC4RD S2 UC3RD S1 UC2RD S0 93hex = 1001 0011 H S6 UC1RD - 16 - B3 B2 B1 B0 () 81H 82H B7 B6 B5 B4 9. (93) SM5907AF SM5907AF 10. FLAG6 READ CDDSP()RAM YFLAGYFCKP, YFLGS 90H 7 FLAG6 YFLGS = 0 YFCKP = 0 YFCLKYFLAG = Low YFLGS = 0 YFCKP = 1 YFCLKYFLAG = Low YFLGS = 1 YFCKP = 0 YFLAG = Low(YFCLKH or L) YFLGS = 1 YFCKP = 1 YFLAG = High(YFCLKH or L) 90H 80HMSON 80HMSON = 0 MSOVF READ 90H DRAM1 (90H 6 ) (WA)(RA) 90H (MSRACL)(MSWACL) 90H BOVF READ 90H 5 (MSRACL)(MSWACL) DCOMP READ 90H 3 (32)(MSDCN2 = 1) (MSDCN2 = 0 MSDCN1 = 1) (32) (MSDCN2 = 0 MSDCN1 = 0) MSWREN = 1( ) MSWIH READ () 90H FLAG6() 2 BOVF() MSOVF() (MSRACL)(MSWACL) - 17 - NIPPON PRECISION CIRCUITS INC. MSRIH READ () 90H 0 1 90H (MSRACL)(MSWACL) MSEMP READ 91H 0 VWA() = RA() 7 OVFL READ DRAM 91H (WA)(RA) 6 (WA = RA ) (RA) (MSRACL)(MSWACL) ENCOD READ 91H 5 (DRAM) 80HMSWREN 80HMSWREN = 1 FLAG6() = 1 OVFL() = 1 80HMSWREN 80HMSWREN = 0 80HMSDCN1 80HMSDCN1 = 1, MSDCN2 = 1() 80HMSON 80HMSON = 0 ( 80HMSWREN 80HMSWREN = 1MSDCN1 = 1 ENCOD) DECOD READ 91H 4 (DRAM ) 80HMSRDEN 80HMSRDEN = 1MSEMP() = 0 - 18 - SM5907AF SM5907AF (1) 80H(MS) MSWREN 1 80HMSON 80HMSON= 1 FLAG6= 1 OVFL= 1 (MSDCN2= 1MSDCN1= 1) 0 MSWACL 1WA() 0NOOP() MSRDEN 1 MSON= 1 MSRDEN 0 MSRACL 1RA() 0NOOP() MSDCN2, MSDCN1 1, 13 1, 02 0, 1 0, 0 WAQV 1YBLKCK()WA()VWA() 0 MSON 1ON 0OFF() (2) 81H(I/OI/O) (3) 82H(I/O) - 19 - NIPPON PRECISION CIRCUITS INC. (4) 83H(MUTE, 12) , 12 MUTE() 10() YDMUTE1 0() ()Lch MUTE, YDMUTE 0 CMP12 CMP12(12) 112 016 (5) 85H() RAMS1RAMS2 0, 016M DRAM(4 × 4M)2 1, 04M DRAM(4 × 1M)1 0, 14M DRAM(4 × 1M)2 1, 116M DRAM(4 × 4M)1 YFLGS, YFCKP YFLAG, YFCLK, FLAG6 0, 0YFCLKYFLAG = 0FLAG6 0, 1YFCLKYFLAG = 0FLAG6 1, 0YFLAG= 0FLAG6() 1, 1YFLAG= 1FLAG6() ()YFCLKHighLow COMPFB, COMP6B, COMP5B, COMP4B 0, 0, 0, 14 0, 0, 1, 05 1, 0, 0, 0 6 - 20 - SM5907AF SM5907AF DRAM (80H)MSON= 1 3 1. IC 2. 3. ADPCM DRAM 1. RAMfs 2. 3. 1. RAMCD 2. (80H) 3. CDRAM() 4. RAM SM5907AF16M SM5907AF16M DRAM4M DRAM12 DRAM12 RAM3 WA() RA() VWA() RA WA VWACD VWAWA VWA-RA VWA 1. RAM 4M DRAM 4k16M DRAM 8k - 21 - NIPPON PRECISION CIRCUITS INC. VWA() VWAYBLKCKWAQV 13.3ms VWA YBLKCK WAQV VWA(x) VWA VWA(x + 1) fs2fs1/ 2 2. YBLKCKVWA 1. YBLKCKCD(fs) 75Hz2fs150HzSM5907AF (WA)() 2. WAQV(80H )SM5907AF SM5907AF 3. SM5907AFWAQVWAVWA SM5907AFWAQVWAVWA ()YBLKCKSM5907AF YBLKCKSM5907AF WA YFLAG, YFCLK, FLAG6 · CDICRAM YFLAG · YFCLKCD1(7.35kHz) · SM5907AFYFLAG SM5907AFYFLAG FLAG6(90H) · YFLAGYFLGSYFCKP(85H) () · YFLGS= 1YFCLKHL 11. YFLAG 85H YFLGS YFCKP 1 2 3 4 1 FLAG6 0 YFCLKYFLAG= Low · (90H) 1 0 FLAG6 YFCLKYFLAG= Low 0 YFLAG= Low YFCLK 1 YFLAG= High HighLow - 22 - · MSON= Low · SM5907AF SM5907AF SM5907AF323 SM5907AF323 1212 · 36(L, R 3)() 3 VWA · 2332 VWA · VWA 1. IC 2.5 × (1/ fs)(fs= 44.1kHz60µs) 2. 1.L ch 3. 1.2. 4. 2.3 (80H, MSDCN1= MSDCN2= 0) NOOP() 80H · RAM80HMSWREN RAM80HMSWREN= LFLAG6BOVF1 (ENCOD) · MSWREN= H VWAWA VWAWA · 1MSWREN= H(80H)VWA () NOOP (80H) - 23 - NIPPON PRECISION CIRCUITS INC. DRAM · DRAM DRAM15RAS DRAM15RAS 80HMSON01 80HMSON01 80HMSON 80HMSON= 1, MSRDEN= 0, MSWREN= 0MSWREN1 0.7ms(2fs) · SM5907AF SM5907AF () DRAM DRAMDRAM DRAM DAC MSON= 1, MSRDEN= 1DRAM(MSEMP= 0) · MSON= 0MSON= 1ENCOD= 0, DECOD= 0( )DRAM 12. DRAM(1, 2) 4M (1M × 4) 16M (4M × 4) 4 10.88 ms 21.77 ms 5 8.71 ms 17.42 ms 6 7.26 ms 14.52 ms 2.72 ms 5.81 ms - 24 - SM5907AF SM5907AF MSON= 0(80H) ()DRAM fsYLRCKCLK(384fs) ( ) (NRESET= 0)LHYLRCK MSONHLYLRCK YLRCKfs 0.2/ fs(80) IC(CLK)1/ 384fs YLRCK 2 (ZSRDATA)YDMUTE YDMUTE1MUTE1 L ch MSON= H(MSEMP= H) 12 CMP121164 CMP121164 12 112 - 25 - NIPPON PRECISION CIRCUITS INC. (YSCK,YSRDATA,YLRCK) 16 16 L ch R ch YSCK YLRCK 1/(3fs ) (ZSCK, ZSRDATA, ZLRCK) 1 9 33 24 48 ZSCK L ch ZLRCK 1/fs - 26 - LSB MSB LSB MSB LSB ZSRDATA R ch LSB MSB LSB MSB LSB YSRDATA SM5907AF SM5907AF DRAM(NRAS, NCAS, NCAS2, NCAS3, NWE, A0A10 A0A10, D0D3) (DRAM1) t RASL t RASH NRAS t RDC t CASH t CASL NCAS t RADS A0 to A10 ; ; ; ; t CADS t RADH t CADH t CWDS ; ; ; ; ; ; ; ; t CWDH ; ; ; ; D0 to D3 (WRITE) t WEL NWE (DRAM2) t RASL t RASH NRAS t RDC t CASL t CASH t RDC t CASL t CASH NCAS1 (DRAM1 SELECT) NCAS2, NCAS3 (DRAM2 SELECT) t RADS A0 to A10 ; ; ; ; t RADH t CADS t CADH t CWDS t CWDH ; ; ; ; ; ; ; ; ; ; ; ; D0 to D3 (WRITE) t WEL NWE - 27 - NIPPON PRECISION CIRCUITS INC. DRAM(NRAS, NCAS, NCAS2, NCAS3, NWE, A0A10 A0A10, D0D3) (DRAM1) t RASL t RASH NRAS t RCD t CASL t CASH NCAS A0 to A10 D0 to D3 (READ) ; ; ; ; ; t RADS t RADH t CADS t CADH ; ; ; ; ; t CRDS t CRDH t OEL ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; NWE (DRAM2) t RASL t RASH NRAS t RCD t CASL t CASH t RCD t CASL t CASH NCAS1 (DRAM1 SELECT) NCAS2, NCAS3 (DRAM2 SELECT) t RADS t RADH t CADS t CADH A0 to A10 ; ; ; ; ; D0 to D3 (READ) ; ; ; ; ; NWE - 28 - t CRDS t CRDH ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; SM5907AF SM5907AF 4M DRAM 1 or 2 SM5907 SM5907 Microcontroller YMDATA YMCLK YMLD ZSENSE UC1 to UC5 4M DRAM 1 YBLKCK YFCLK CD DSP YFLAG YSCK YLRCK YSRDATA NRAS NWE A0 to A9 D0 to D3 NCAS RAS WE A0 to A9 D0 to D3 CAS OE 4M DRAM 2 NRAS RAS NWE WE A0 to A9 A0 to A9 D0 to D3 D0 to D3 CAS OE NCAS2 D/A converter ZSCK ZLRCK ZSRDATA CLK NRESET YDMUTE 16M DRAM 1 or 2 SM5907 SM5907 Microcontroller YMDATA YMCLK YMLD ZSENSE UC1 to UC5 16M DRAM 1 YBLKCK YFCLK CD DSP YFLAG YSCK YLRCK YSRDATA NRAS NWE A0 to A10 D0 to D3 NCAS RAS WE A0 to A10 D0 to D3 CAS OE 16M DRAM 2 NRAS RAS NWE WE A0 to A10 A0 to A10 D0 to D3 D0 to D3 CAS OE NCAS3 D/A converter ZSCK ZLRCK ZSRDATA CLK NRESET YDMUTE DRAMOEL YFLAG85H YFLAG85H() D5YFLGS = 1D4YFCKPYFLAGActive YFLAG = Low activeYFCKP = 0YFLAG = High activeYFCKP = 1 4M DRAM2A10/NCAS2 DRAM2A10/NCAS2 16M DRAM2NCAS3 - 29 - SM5907AF SM5907AF NIPPON PRECISION CIRCUITS INC. SM5903BF SM5903BF I /O Pin No. SM5903BF SM5903BF SM5907AF SM5907AF 7 pin N.C. NCAS3 85H (RAMS1 = 0, RAMS2 = 0) SM5903BF1M SM5903BF1M DRAM 1 SM5907AF16M SM5907AF16M DRAM 2 92H SM5907AF85H16M SM5907AF85H16M DRAM × 2(85H: RAMS1 = 0, RAMS2 = 0) 32Mbit1bit SN5903BF7pinDRAM4M 14M 216M 1 SM5907AF SM5907AF (DC) 16M DRAM2 (92H) 135-8430 2-4-3 TEL 03-3642-6663 FAX 03-3642-6698 329-2811 531-1 TEL 0287-35-3111() FAX 0287-35-3116 541-0051 1-4-9 5F TEL 06-6263-9191() FAX 06-6263-9192 http://www.npc.co.jp/ - 30 - Email: sales@npc.co.jp NC0018A NC0018A 2001.3