CYM1831PM-25C CYPRESS [Cypress Semiconductor], CYM1831PM-25C Datasheet - Page 2
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CYM1831PM-25C
Manufacturer Part Number
CYM1831PM-25C
Description
64K x 32 Static RAM Module
Manufacturer
CYPRESS [Cypress Semiconductor]
Datasheet
1.CYM1831PM-25C.pdf
(8 pages)
Selection Guide
Maximum Ratings
(Above which the useful life may be impaired. For user guide-
lines, not tested.)
Storage Temperature ................................. –65 C to +150 C
Ambient Temperature with
Power Applied............................................. –55 C to +125 C
Supply Voltage to Ground Potential ............... –0.5V to +7.0V
DC Voltage Applied to Outputs
in High Z State ............................................... –0.5V to +7.0V
DC Input Voltage............................................ –0.5V to +7.0V
Output Current into Outputs (LOW) .............................20 mA
Electrical Characteristics
Capacitance
Document #: 38-05270 Rev. **
Maximum Access Time (ns)
Maximum Operating Current (mA)
Maximum Standby Current (mA)
Parameter
V
V
V
V
I
I
I
I
I
C
C
C
Notes:
IX
OZ
CC
SB1
SB2
1.
2.
OH
OL
IH
IL
INA
INB
OUT
Parameter
A pull-up resistor to V
Tested on a sample basis.
Output HIGH Voltage V
Output LOW Voltage
Input HIGH Voltage
Input LOW Voltage
Input Load Current
Output Leakage
Current
V
Supply Current
Automatic CS Pow-
er-Down Current
Automatic CS Pow-
er-Down Current
CC
[2]
Description
Operating
Input Capacitance (A
Input Capacitance (CS)
Output Capacitance
CC
on the CS input is required to keep the device deselected during V
[1]
[1]
Over the Operating Range
Description
V
GND < V
GND < V
Output Disabled
V
CS
V
Min. Duty Cycle = 100%
V
V
CC
CC
CC
CC
CC
IN
0
N
–A
> V
1831-15
= Min., I
= Min., I
= Max., I
= Max., CS
= Max., CS
< V
1120
160
15
15
CC
Test Conditions
, WE, OE)
IL
I
O
< V
– 0.2V or V
< V
OH
OL
OUT
CC
CC
= 8.0 mA
N
N
= –4.0 mA
,
= 0 mA,
> V
> V
1831-20
960
160
IH
CC
20
IN
,
< 0.2V
– 0.2V,
Operating Range
Commercial
T
V
A
CC
= 25 C, f = 1 MHz,
1831-25
Range
= 5.0V
Min.
–0.5
720
160
–20
–20
Test Conditions
2.4
2.2
25
1831-15
CC
power-up, otherwise I
Max.
1120
V
+20
+20
320
160
0.4
0.8
CC
1831-30
Min.
–0.5
–20
–20
720
160
2.4
2.2
30
1831-20
Temperature
0 C to +70 C
Ambient
Max.
V
+20
+20
960
320
160
0.4
0.8
SB
CC
will exceed values given.
1831-35
1831-25, 30, 35,
Max.
720
160
Min.
–0.5
–20
–20
35
2.4
2.2
80
15
20
45
CYM1831
Max.
5V
V
+20
+20
720
320
160
0.4
0.8
CC
1831-45
Page 2 of 8
V
CC
Unit
720
160
45
10%
pF
pF
pF
Unit
mA
mA
mA
V
V
V
V
A
A