器件名称: W24100S-70L
功能描述: 128K X 8 CMOS STATIC RAM
文件大小: 172.3KB 共11页
简 介:Preliminary W24100 128K × 8 CMOS STATIC RAM
GENERAL DESCRIPTION
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
CLK GEN. A16 PRECHARGE CKT.
NC A16 A14 A12 A7 A6 A5 A4 A3 A2 A1 A0 I/O1 I/O2 I/O3 VSS
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
32 31 30 29 28 27 26
VDD A15 CS2 WE A13 A8 A9 A11 OE A10 CS1 I/O 8 I/O 7 I/O 6 I/O5 I/O4
A14 A12 A4 A3 A2 A7 A6 A5 A9 I/O1 : I/O8 DATA CNTRL. CLK GEN. WE CS1 CS2 OE A15 A13 A8 A1 A0 A11A10 I/O CKT. COLUMN DECODER D E C O D E R R O W
CORE CELL ARRAY 1024 ROWS 128 X 8 COLUMNS
32-pin SOP
25 24 23 22 21 20 19 18 17
PIN DESCRIPTION
SYMBOL A0A16 I/O1I/O8 CS1, CS2 WE OE VDD VSS NC DESCRIPTION Address Inputs Data Inputs/Outputs Chip Select Input Write Enable Input Output Enable Input Power Supply Ground No Connection
A11 A9 A8 A13 WE CS2 A15 V DD NC A16 A14 A12 A7 A6 A5 A4
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
32-pin TSOP
32 31 30 29 28 27 26 25 24 23 ……
