W24100

Preliminary W24100 GENERAL DESCRIPTION 128K × 8 CMOS STATIC RAM The W24100 is a normal-speed, very low-power CMOS static RAM organized as 131072 × 8 bits that operates on a single 5-volt power supply. This device is manufactured using Winbond's high performance CMOS technology. FEATURES Low power consumption: − Active: 385 mW (max.) Access time: 70 nS Single 5V power supply Fully static operation All inputs and outputs directly TTL compatible Three-state outputs Battery back-up operation capability Data retention voltage: 2V (min.) Packaged in 32-pin 600 mil DIP, 450 mil SOP, standard type one TSOP (8 mm × 20 mm) and small type one TSOP (8 mm × 13.4 mm) PIN CONFIGURATIONS BLOCK DIAGRAM NC 1 A16 2 32 VDD 31 A15 A14 3 30 CS2 A12 4 A7 5 29 WE 28 A13 A6 6 27 A8 A5 7 26 A9 32-pin A4 8 SOP 25 A11 A3 9 24 OE A2 10 23 A10 A1 11 22 CS1 A0 12 21 I/O 8 I/O1 13 20 I/O 7 I/O2 14 19 I/O 6 I/O3 15 VSS 16 18 I/O5 17 I/O4 A11 ...