MSM5432126A Datasheet | OKI Electric

DESCRIPTION This version: Jan. 1998 MSM5432126A Pr el im in ar y 131,072-Word - 32-Bit DYNAMIC RAM : FAST PAGE MODE TYPE WITH EDO The MSM5432126A is a Graphics DRAM organized in a 131,072-word - 32-bit configuration. The technology used to fabricate the MSM5432126A is OKI's CMOS silicon gate process technology. The device operates with a single 5 V power supply. FEATURES - 131,072-word - 32-bit organization - Single 5 V power supply, ± 10% tolerance - Refresh: 512 cycles/8 ms - Fast Page Mode with Extended Data Out (EDO) - Byte write, Byte read - RAS only refresh - CAS before RAS refresh - Hidden refresh - Package options: 64-pin 525 mil plastic SSOP (SSOP64-P-525-0.80-K) (Product : MSM5432126A-xx GS-K) xx indicates speed rank. PRODUCT FAMILY Family MSM5432126A-40 MSM5432126A-45 MSM5432126A-50 Access Time (Max.) t RAC t AA t CAC t OEA 40 ns 20 ns 11 ns 11 ns 45 ns 23 ns 13 ns 13 ns 50 ns 25 ns 15 ns 15 ns Cycle Time (Min.) 80 ns 90 ns 100 ns Power Dissipation Operating (Max.) Standby (Max.) 1100 m W 1045 m W 990 m W 11 m W 1/24 .. ¡ Semiconductor PIN CONFIGURATION (TOP VIEW) VCC DQ0 DQ1 DQ2 DQ3 VCC DQ4 DQ5 DQ6 DQ7 VSS DQ8 DQ9 DQ10 DQ11 VCC DQ12 DQ13 DQ14 DQ15 VSS NC NC NC WE RAS NC A0 A1 A2 A3 VCC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 VSS DQ31 DQ30 DQ29 DQ28 VCC DQ27 DQ26 DQ25 DQ24 VSS DQ23 DQ22 DQ21 DQ20 VCC DQ19 DQ18 DQ17 DQ16 VSS CAS1 CAS2 CAS3 CAS4 OE A8 A7 A6 A5 A4 VSS 64-Pin Plastic SSOP Pin Name A0 - A8 DQ0 - DQ31 RAS CAS1 - CAS4 WE OE VCC VSS NC Function Address Input Data Input / Data Output Row Address Strobe Column Address Strobe Write Enable Output Enable Power Supply (5 V) Ground (0 V) No Connection Note: The same power supply voltage must be provided to every VCC pin, and the same GND voltage level must be provided to every VSS pin. 2/24 .. ¡ Semiconductor BLOCK DIAGRAM RAS CAS1...