器件名称: W2465A
功能描述: 8K X 8 High Speed CMOS Static RAM
文件大小: 207.47KB 共9页
简 介:W2465A 8K × 8 HIGH-SPEED CMOS STATIC RAM
GENERAL DESCRIPTION
The W2465A is a high-speed, low-power CMOS static RAM organized as 8192 × 8 bits that operates on a single 5-volt power supply. This device is manufactured using Winbond's high performance CMOS technology.
FEATURES
High-speed access time: 12/15/20 nS (max.) Low-power consumption: Active: 400mW (typ.) Single +5V power supply Fully static operation
All inputs and outputs directly TTL compatible Three-state outputs Available packages: 28-pin 300 mil SOJ and skinny DIP
PIN CONFIGURATION
BLOCK DIAGRAM
VDD VSS A0 . . A12
NC 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
28 27 26 25 24 23 22 21 20 19 18 17 16 15
VDD WE CS2
DECODER
CORE C O RE ARRAY
CS2
A8 A9 A11 OE A10 CS1 I/O8 I/O7 I/O6 I/O5 I/O4
CS1 OE WE
CONTROL
DATA I/O
I/O1 . . I/O8
PIN DESCRIPTION
SYMBOL A0A12 I/O1I/O8 CS1, CS2
WE OE VDD VSS NC
DESCRIPTION Address Inputs Data Inputs/Outputs Chip Select Inputs Write Enable Input Output Enable Input Power Supply Ground No Connection
-1-
Publication Release Date: October 1995 Revision A6
W2465A
DC CHARACTERISTICS
Absolute Maximum Ratings PARAMETER Supply Voltage to VSS Potential Input/Output to VSS Potential Allowable Power Dissipation Storage Temperature Operating Temperature RATING -0.5 to +7.0 -0.5 to VDD +0.5 1.0 -65 to +150 0 to +70 UNIT V V W °C °C
Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect ……
