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參數(shù)資料
| 型號(hào)： | 65C256 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | 32K x 8 LOW POWER CMOS STATIC RAM |
| 中文描述： | 32K的× 8低功耗CMOS靜態(tài)RAM |
| 文件頁數(shù)： | 3/11頁 |
| 文件大?。?/td> | 74K |
| 代理商： | 65C256 |
Integrated Silicon Solution, Inc. — www.issi.com —
1-800-379-4774
Rev. A
03/24/04
3
IS65C256
ISSI
OPERATING RANGE
Range
A1
A2
Ambient Temperature
–40°C to +85°C
–40°C to +105°C
V
DD
5V ± 10%
5V ± 10%
A3
–40°C to +125°C
5V ± 10%
DC ELECTRICAL CHARACTERISTICS
Symbol
V
OH
V
OL
V
IH
V
IL
I
LI
Parameter
Output HIGH Voltage
Output LOW Voltage
Input HIGH Voltage
Input LOW Voltage
(1)
Input Leakage
Test Conditions
V
DD
= Min., I
OH
= –1.0 mA
V
DD
= Min., I
OL
= 2.1 mA
Min.
2.4
—
2.2
–0.3
–10
Max.
—
0.4
V
DD
+ 0.5
0.8
10
Unit
V
V
V
V
μA
GND
≤
V
IN
≤
V
DD
I
LO
Output Leakage
GND
≤
V
OUT
≤
V
DD
,
Outputs Disabled
–10
10
μA
Note:
1. V
IL
= –3.0V for pulse width less than 10 ns.
POWER SUPPLY CHARACTERISTICS
(1)
(Over Operating Range)
-20 ns
Min.
—
—
—
—
—
—
—
—
—
—
—
—
Symbol
I
CC
1
Parameter
V
DD
Operating
Supply Current
Test Conditions
V
DD
= Max.,
CS
= V
IL
I
OUT
= 0 mA, f = 0
typ
(2)
Max.
Unit
mA
A1
A2
A3
A1
A2
A3
A1
A2
A3
A1
A2
A3
40
50
60
95
105
115
5
10
10
0.5
1.0
1.5
I
CC
2
V
DD
Dynamic Operating
Supply Current
V
DD
= Max.,
CS
= V
IL
I
OUT
= 0 mA, f = f
MAX
25
25
25
mA
I
SB
1
TTL Standby Current
(TTL Inputs)
V
DD
= Max.,
V
IN
= V
IH
or V
IL
CS
= V
IH
, f = 0
V
DD
= Max.,
CS
≥
V
DD
– 0.2V,
V
IN
≥
V
DD
– 0.2V, or
V
IN
≤
0.2V, f = 0
mA
I
SB
2
CMOS Standby
Current (CMOS Inputs)
mA
Note:
1. At f = f
MAX
, address and data inputs are cycling at the maximum frequency, f = 0 means no input lines change.
2. Typical values are measured at V
DD
= 5V, T
A
= 25
o
C, t
AA
= 70 ns, and not 100% tested.
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