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参数资料
| 型号： | AS7C256L-25TC |
| 厂商： | ALLIANCE SEMICONDUCTOR CORP |
| 元件分类： | DRAM |
| 英文描述： | High Performance 32Kx8 CMOS SRAM |
| 中文描述： | 32K X 8 STANDARD SRAM, 25 ns, PDSO28 |
| 封装： | 8 X 13.40 MM, TSOP1-28 |
| 文件页数： | 4/8页 |
| 文件大小： | 125K |
| 代理商： | AS7C256L-25TC |
AS7C256
AS7C256L
4
Parameter
Symbol
-10
-12
-15
-20
-25
-35
Unit
Notes
Min Max Min Max Min Max Min Max Min Max Min Max
Read Cycle Time
t
RC
t
AA
t
ACE
t
OE
t
OH
t
CLZ
t
CHZ
t
OLZ
t
OHZ
t
PU
t
PD
10
–
12
–
15
–
20
–
25
–
35
–
ns
Address Access Time
–
10
–
12
–
15
–
20
–
25
–
35
ns
3
Chip Enable (CE) Access Time
–
10
–
12
–
15
–
20
–
25
–
35
ns
3
Output Enable (OE) Access Time
–
3
–
3
–
4
–
5
–
6
–
8
ns
Output Hold from Address Change
2
–
3
–
3
–
3
–
3
–
3
–
ns
5
CE LOW to Output in Low Z
3
–
3
–
3
–
3
–
3
–
3
–
ns
4, 5
CE HIGH to Output in High Z
–
3
–
3
–
4
–
5
–
6
–
8
ns
4, 5
OE LOW to Output in Low Z
0
–
0
–
0
–
0
–
0
–
0
–
ns
4, 5
OE HIGH to Output in High Z
–
3
–
3
–
4
–
5
–
6
–
8
ns
4, 5
Power Up Time
0
–
0
–
0
–
0
–
0
–
0
–
ns
4, 5
Power Down Time
–
10
–
12
–
15
–
20
–
25
–
35
ns
4, 5
READ CYCLE
(V
CC
= 5V
±
10%, GND = 0V, T
a
= 0°C to +70°C)
3, 9
3, 6, 7, 9
TIMING WAVEFORM OF READ CYCLE 1
(Address Controlled)
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AA
AA
AA
AA
Address
D
out
Data Valid
t
OH
t
AA
t
RC
3, 6, 8, 9
TIMING WAVEFORM OF READ CYCLE 2
(CE Controlled)
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
Supply
Current
CE
OE
D
out
t
RC1
t
OE
t
OLZ
t
ACE
t
CHZ
t
CLZ
t
PU
t
PD
I
CC
I
SB
50%
50%
t
OHZ
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AA
AA
AA
AA
AA
Data Valid
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
AAAA
A
A
A
A
A
AS7C256-04
相关PDF资料 |
PDF描述 |
|---|---|
| AS7C256L-35JC | High Performance 32Kx8 CMOS SRAM |
| AS7C256L-35PC | High Performance 32Kx8 CMOS SRAM |
| AS7C256L-35SC | High Performance 32Kx8 CMOS SRAM |
| AS7C256L-35TC | High Performance 32Kx8 CMOS SRAM |
| AS7C256L-12JC | High Performance 32Kx8 CMOS SRAM |
相关代理商/技术参数 |
参数描述 |
|---|---|
| AS7C256L-35JC | 制造商:ALSC 制造商全称:Alliance Semiconductor Corporation 功能描述:High Performance 32Kx8 CMOS SRAM |
| AS7C256L-35PC | 制造商:ALSC 制造商全称:Alliance Semiconductor Corporation 功能描述:High Performance 32Kx8 CMOS SRAM |
| AS7C256L-35SC | 制造商:ALSC 制造商全称:Alliance Semiconductor Corporation 功能描述:High Performance 32Kx8 CMOS SRAM |
| AS7C256L-35TC | 制造商:ALSC 制造商全称:Alliance Semiconductor Corporation 功能描述:High Performance 32Kx8 CMOS SRAM |
| AS7C256L-55PC | 制造商:未知厂家 制造商全称:未知厂家 功能描述:x8 SRAM |
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