MSM5416258A

E2L0047-28-Z2 www.DataSheet4U.com ¡ Semiconductor ¡ Semiconductor MSM5416258A DESCRIPTION This version: Dec. 1998 MSM5416258A Previous version: Jan. 1998 262,144-Word ¥ 16-Bit DYNAMIC RAM : FAST PAGE MODE TYPE WITH EDO The MSM5416258A is a 262,144-word ¥ 16-bit dynamic RAM fabricated in Oki's CMOS silicon gate technology. The MSM5416258A achieves high integration, high-speed operation, and low-power consumption because Oki manufactures the device in a quadruple-layer polysilicon/double-layer metal CMOS process. The MSM5416258A is available in a 44/40-pin plastic TSOP. FEATURES 262,144-word ¥ 16-bit configuration Single 5.0 V power supply, ± 0.5 V tolerance Input: TTL compatible Output: TTL compatible, 3-state Refresh: 512 cycles/8 ms Fast page mode with EDO, read modify write capability Byte wide control: 2 CAS control CAS before RAS refresh, hidden refresh, RAS only refresh capability Package : 44/40-pin 400 mil plastic TSOP (Type II) (TSOPII44/40-P-400-0.80-K) (Product : MSM5416258A-xxTS-K) xx indicates speed rank. PRODUCT FAMILY Family MSM5416258A-40 MSM5416258A-45 Access Time (Max.) tRAC tAA tCAC tOEA 40 ns 22 ns 10 ns 10 ns 45 ns 24 ns 12 ns 12 ns Cycle Time (Min.) tRC 80 ns 90 ns tHPC 15 ns 20 ns Power Dissipation (Max.) 825 mW 770 mW 1/21 www.DataSheet4U.com ¡ Semiconductor MSM5416258A PIN CONFIGURATION (TOP VIEW)  VCC DQ0 DQ1 DQ2 DQ3 VCC DQ4 DQ5 DQ6 DQ7 1 2 3 4 5 6 7 8 9 10 VSS* NC WE RAS NC A0 A1 A2 A3 VCC 13 14 15 16 17 18 19 20 21 22 4...