- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄369363 > 7C256 (Alliance Semiconductor Corporation) High Performance 32Kx8 CMOS SRAM PDF資料下載
參數(shù)資料
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
相關PDF資料 |
PDF描述 |
|---|---|
| 7C256-10 | High Performance 32Kx8 CMOS SRAM |
| 7C256-12 | High Performance 32Kx8 CMOS SRAM |
| 7C256-15 | High Performance 32Kx8 CMOS SRAM |
| 7C256-20 | High Performance 32Kx8 CMOS SRAM |
| 7C256-25 | High Performance 32Kx8 CMOS SRAM |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| 7C256-10 | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:High Performance 32Kx8 CMOS SRAM |
| 7C256-12 | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:High Performance 32Kx8 CMOS SRAM |
| 7C256-15 | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:High Performance 32Kx8 CMOS SRAM |
| 7C256-20 | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:High Performance 32Kx8 CMOS SRAM |
| 7C256-25 | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:High Performance 32Kx8 CMOS SRAM |
發(fā)布緊急采購，3分鐘左右您將得到回復。