AS7C31025-15TJC

Manufacturer Part NumberAS7C31025-15TJC
Description3.3V 128K x 8 CM0S SRAM (revolutionary pinout), 15ns access time
ManufacturerAlliance Semiconductor
AS7C31025-15TJC datasheet
 


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March 2001
5V/3.3V 128Kx8 CMOS SRAM (Revolutionary pinout)
Features
• AS7C1025 (5V version)
• AS7C31025 (3.3V version)
• Industrial and commercial temperatures
• Organization: 131,072 words × 8 bits
• High speed
- 12/15/20 ns address access time
- 6,7,8 ns output enable access time
• Low power consumption: ACTIVE
- 715 mW (AS7C1025) / max @ 12 ns (5V)
- 360 mW (AS7C31025) / max @ 12 ns (3.3V)
Logic block diagram
V
CC
GND
Input buffer
A0
A1
A2
512 256 8
A3
Array
A4
A5
(1,048,576)
A6
A7
A8
Column decoder
Selection guide
Maximum address access time
Maximum output enable access time
AS7C1025
Maximum operating current
AS7C31025
AS7C1025
Maximum CMOS standby current
AS7C31025
Shaded areas contain advance information.
3/23/01; v.1.0
®
• Low power consumption: STANDBY
- 27.5 mW (AS7C1025) / max CMOS (5V)
- 1.8 mW (AS7C31025) / max CMOS (3.3V)
• 2.0V data retention
• Easy memory expansion with CE, OE inputs
• Center power and ground
• TTL/LVTTL-compatible, three-state I/O
• JEDEC-standard packages
- 32-pin, 300 mil SOJ
- 32-pin, 400 mil SOJ
- 32-pin TSOP II
• ESD protection
• Latch-up current
Pin arrangement
I/O7
I/O0
WE
Control
OE
circuit
CE
AS7C1025-12
AS7C1025-15
AS7C31025-12
AS7C31025-15
12
3
130
100
5
5
Alliance Semiconductor
AS7C1025
AS7C31025
2000 volts
200 mA
32-pin TSOP II
A0
1
32
A16
31
A1
2
A15
A2
3
30
A14
A3
4
29
A13
28
CE
5
OE
6
27
I/O0
I/O7
26
I/O1
7
I/O6
V
8
25
GND
CC
24
GND
9
V
CC
23
I/O2
10
I/O5
I/O3
11
22
I/O4
21
WE
12
A12
20
A4
13
A11
19
14
A5
A10
18
A6
15
A9
17
16
A8
A7
32-pin SOJ (300 mil)
32-pin SOJ (400 mil)
A16
A0
1
32
31
A15
A1
2
A2
3
30
A14
A3
4
29
A13
CE
5
28
OE
I/O0
6
27
I/O7
I/O1
7
26
I/O6
V
8
25
GND
CC
GND
9
24
V
CC
23
I/O5
I/O2
10
22
I/O4
I/O3
11
21
A12
WE
12
20
A11
A4
13
19
A10
A5
14
A9
A6
15
18
A7
16
17
A8
AS7C1025-20
AS7C31025-20
Unit
15
20
4
5
85
80
mA
85
80
mA
5
5
mA
5
5
mA
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AS7C31025-15TJC Summary of contents