W2465A Datasheet, PDF (1/9 Pages) Winbond – 8K X 8 High Speed CMOS Static RAM

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
NC
1
A12
2
A7
3
A6
4
A5
5
A4
6
A3
7
A2
8
A1
9
A0
10
I/O1
11
I/O2
12
I/O3
13
V_SS
14
28
V_DD
27
WE
26
CS2
25
A8
24
A9
23
A11
22
OE
21
A10
20
CS1
19
I/O8
18
I/O7
17
I/O6
16
I/O5
15
I/O4
V_DD
V_SS
A0
.
.
A12
DECODER
CS2
CS1
OE
WE
CONTROL
C^CAORO_RRR_AEE_Y
I/O.1
DATA I/O
.
I/O8
PIN DESCRIPTION
SYMBOL
DESCRIPTION
A0−A12
I/O1−I/O8
Address Inputs
Data Inputs/Outputs
CS1, CS2 Chip Select Inputs
WE
Write Enable Input
OE
Output Enable Input
VDD
Power Supply
VSS
Ground
NC
No Connection
Publication Release Date: October 1995
-1-
Revision A6