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參數(shù)資料
| 型號(hào)： | CYM1841V33 |
| 廠(chǎng)商： | Cypress Semiconductor Corp. |
| 英文描述： | 256K x 32 3.3V Static RAM Module(256K x 32 位3.3V 靜態(tài)RAM模塊) |
| 中文描述： | 256K × 32 3.3靜態(tài)存儲(chǔ)器模塊（256K × 32位3.3V的靜態(tài)內(nèi)存模塊） |
| 文件頁(yè)數(shù)： | 2/7頁(yè) |
| 文件大?。?/td> | 115K |
| 代理商： | CYM1841V33 |
CYM1841V33
2
Maximum Ratings
(Above which the useful life may be impaired. For user guide-
lines, not tested.)
Storage Temperature .................................–55
°
C to +125
°
C
Ambient Temperature with
Power Applied...............................................–10
°
C to +85
°
C
Supply Voltage to Ground Potential ............... –0.5V to +4.6V
DC Voltage Applied to Outputs
in High Z State.................................................–0.5V to +V
CC
DC Input Voltage ............................................–0.5V to +4.6V
Operating Range
Range
Ambient
Temperature
0
°
C to +70
°
C
V
CC
3.3V
Commercial
(+10%/–5%)
Electrical Characteristics
Over the Operating Range
Parameter
Description
Test Conditions
Min.
Max.
Unit
V
OH
V
OL
V
IH
V
IL
I
IX
I
OZ
I
CC
Output HIGH Voltage
V
CC
= Min., I
OH
=
4.0 mA
V
CC
= Min., I
OL
= 4.0 mA
2.4
V
Output LOW Voltage
0.4
V
Input HIGH Voltage
2.0
V
CC
+ 0.3
0.8
V
Input LOW Voltage
–0.3
V
μ
A
μ
A
mA
Input Load Current
GND < V
I
< V
CC
GND < V
O
< V
CC
, Output Disabled
V
CC
= Max., I
OUT
= 0 mA,
CS
N
< V
IL,
f = f
max
–10
+10
Output Leakage Current
–10
+10
V
CC
Operating Supply
Current
15
20
25
35
15,
20,
25
,
35
380
340
300
270
I
SB1
Automatic CS Power-Down
Current
[1]
Max. V
CC
, CS > V
IH
,
Min. Duty Cycle = 100%
200
mA
I
SB2
Automatic CS Power-Down
Current
[1]
Max. V
CC
,
CS > V
CC
0.2V,
V
IN
> V
CC
0.2V, or
V
IN
< 0.2V
15,
20,
25,
35
200
mA
Capacitance
[2]
Parameter
C
INA
C
INB
C
OUT
Description
Test Conditions
T
A
= 25
°
C, f = 1 MHz,
V
CC
= 5.0V
Max.
16
8
8
Unit
pF
pF
pF
Input Capacitance (WE, OE, A
0
17
)
Input Capacitance (CS)
Output Capacitance
Notes:
1.
2.
A pull-up resistor to V
on the CS input is required to keep the device deselected during V
CC
power-up, otherwise I
SB
will exceed values given.
Tested on a sample basis.
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