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參數(shù)資料
| 型號： | CYM1851V33 |
| 廠商： | Cypress Semiconductor Corp. |
| 英文描述： | 1,024K x 32 3.3V Static RAM Module(1024K x 32 3.3V 靜態(tài)RAM模塊) |
| 中文描述： | 1024畝× 32 3.3靜態(tài)存儲器模塊（1024K × 32 3.3靜態(tài)內(nèi)存模塊） |
| 文件頁數(shù)： | 2/8頁 |
| 文件大小： | 122K |
| 代理商： | CYM1851V33 |
CYM1851V33
PRELIMINARY
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
Selection Guide
1851V33-12
12
1450
540
1851V33-15
15
1250
520
1851V33-20
20
1100
480
1851V33-25
25
1100
480
1851V33-35
35
1100
480
Maximum Access Time (ns)
Maximum Operating Current (mA)
Maximum Standby Current (mA)
Shaded area contains advance information.
Operating Range
Range
Ambient
Temperature
0
°
C to +70
°
C
V
CC
Commercial
3.3V
+
10%/
5%
Electrical Characteristics
Over the Operating Range
Parameter
V
OH
V
OL
V
IH
V
IL
I
IX
I
OZ
I
CC
Description
Test Conditions
Min.
2.4
Max.
Unit
V
Output HIGH Voltage
V
CC
= Min., I
OH
=
4.0 mA
V
CC
= Min., I
OL
= 4.0 mA
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
–
16
+16
Output Leakage Current
–
10
+10
V
CC
Operating Supply
Current
-12
1450
-15
1250
mA
-20, -25, -35
1100
mA
I
SB1
Automatic CS Power-Down
Current
[1]
Max. V
CC
, CS > V
IH
,
Min. Duty Cycle = 100%
-12
540
mA
-15
520
mA
-20, -25, -35
480
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
270
mA
Shaded area contains advance information.
Capacitance
[2]
Parameter
C
INA
C
INB
C
OUT
Notes:
1.
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.
2.
Tested on a sample basis.
Description
Test Conditions
T
A
= 25
°
C, f = 1 MHz,
V
CC
= 5.0V
Max.
40
10
8
Unit
pF
pF
pF
Input Capacitance (WE, OE, A
0
19
)
Input Capacitance (CS)
Output Capacitance
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