參數(shù)資料
型號: AS7C3256A-8TCN
廠商: ALLIANCE SEMICONDUCTOR CORP
元件分類: DRAM
英文描述: 3.3V 32K X 8 CMOS SRAM (Common I/O)
中文描述: 32K X 8 STANDARD SRAM, 8 ns, PDSO28
封裝: 8 X 13.40 MM, LEAD FREE, TSOP1-28
文件頁數(shù): 3/9頁
文件大?。?/td> 301K
代理商: AS7C3256A-8TCN
AS7C3256A-8
3/22/05; v.1.0
Alliance Semiconductor
P. 3 of 9
Recommended operating conditions
Parameter
* V
IL
min = –1.0V for pulse width less than 5ns.
** V
IH
max = V
CC
+ 2.0V for pulse width less than 5ns.
DC operating characteristics (over the operating range)
1
Capacitance (f = 1MHz, T
a
= room temperature, V
CC
= NOMINAL)
4
Parameter
Symbol
Min
Typical
Max
Unit
Supply voltage
V
CC
V
IH**
V
IL*
T
A
3.0
2.0
3.3
3.6
V
V
Input voltage
V
CC
+0.5
0.8
-0.5
V
o
C
Ambient operating temperature
commercial
0
70
Parameter
Sym
Test conditions
-8
Unit
Min
Max
Input leakage current
|
I
LI
|
V
CC
= Max,
V
in
= GND to V
CC
V
CC
= Max,
V
OUT
= GND to V
CC
V
CC
= Max, CE
V
IL
f = f
Max
, I
OUT
= 0mA
V
CC
= Max, CE
>
V
IH
f = f
Max
V
CC
= Max, CE
>
V
CC
–0.2V
V
IN
< 0.2V or
V
IN
> V
CC
–0.2V, f = 0
I
OL
= 8 mA, V
CC
= Min
I
OH
= –4 mA, V
CC
= Min
1
μA
Output leakage current
|
I
LO
|
1
μA
Operating power supply
current
I
CC
60
mA
Standby power supply
current
I
SB
30
mA
I
SB1
2.0
mA
Output voltage
V
OL
V
OH
0.4
V
V
2.4
Symbol
Signals
Test conditions
Max
Unit
Input capacitance
C
IN
C
I/O
A,
CE
,
WE
,
OE
V
in
= 0V
V
in
= V
out
= 0V
5
pF
I/O capacitance
I/O
7
pF
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