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W24512A1111 Datasheet, PDF (1/10 Pages) Winbond – 64K X 8 HIGH SPEED CMOS STATIC RAM
W24512A
64K × 8 HIGH SPEED CMOS STATIC RAM
GENERAL DESCRIPTION
The W24512A is a high speed, low power CMOS static RAM organized as 65536 × 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: 15/20/25/35 nS (max.)
• Low power consumption:
− Active: 500 mW (typ.)
• Single +5V power supply
• Fully static operation
• All inputs and outputs directly TTL compatible
• Three-state outputs
• Available packages: 32-pin 300 mil SOJ,
skinny DIP, 450 mil SOP, and standard type
one TSOP
PIN CONFIGURATIONS
BLOCK DIAGRAM
A11
1
A9
2
A8
3
A13
4
WE
5
CS2
6
A15
7
VDD
8
NC
9
NC
10
A14
11
A12
12
A7
13
A6
14
A5
15
A4
16
NC
1
NC
2
A14
3
A12
4
A7
5
A6
6
A5
7
A4
8
A3
9
A2
10
A1
11
A0
12
I/O1
13
I/O2
14
I/O3
15
VSS
16
32
V DD
31
A15
30
CS2
29
WE
28
A13
27
A8
26
A9
25
A11
24
OE
23
A1 0
22
CS1
21
I/O8
20
I/O7
19
I/O6
18
I/O5
17
I/O4
32-pin
TSOP
32
OE
31
A10
30
CS1
29
I/O8
28
I/O7
27
I/O6
26
I/O5
25
I/O4
24
VSS
23
I/O3
22
I/O2
21
I/O1
20
A0
19
A1
18
A2
17
A3
V DD
V SS
A0
.
.
A15
DECODER
CS2
CS1
OE
WE
CONTROL
CCOORREE
ARRAY
I/O. 1
DATA I/O
.
I/O8
PIN DESCRIPTION
SYMBOL
A0−A15
I/O1−I/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
Publication Release Date: March 1999
-1-
Revision A7