CY7C138-25JC Cypress Semiconductor Corp, CY7C138-25JC Datasheet - Page 4

• Manufacturer Part Number: CY7C138-25JC
• Description: IC SRAM 32KBIT 25NS 68PLCC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C138-25JC

• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Asynchronous
• Memory Size: 32K (4K x 8)
• Speed: 25ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 68-PLCC
• Density: 32Kb
• Access Time (max): 25ns
• Sync/async: Asynchronous
• Architecture: Not Required
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 5V
• Address Bus: 12b
• Package Type: PLCC
• Operating Temp Range: 0C to 70C
• Number Of Ports: 2
• Supply Current: 180mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 68
• Word Size: 8b
• Number Of Words: 4K
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 428-1445

Electrical Characteristics
Capacitance
Document #: 38-06037 Rev. *E
V
V
V
V
I
I
I
I
I
I
I
Parameter
C
C
IX
OZ
CC
SB1
SB2
SB3
SB4
OH
OL
IH
IL
IN
OUT
Parameter
Output HIGH Voltage
Output LOW Voltage
Input LOW Voltage
Input Leakage Current
Output Leakage Current
Operating Current
Standby Current
(Both Ports TTL Levels)
Standby Current
(One Port TTL Level)
Standby Current
(Both Ports CMOS Levels)
Standby Current
(One Port CMOS Level)
[8]
Description
Input Capacitance
Output Capacitance
Over the Operating Range (continued)
Description
V
V
GND < V
Output Disabled, GND < V
V
I
Outputs Disabled
CE
f = f
CE
f = f
Both Ports
CE and CE
V
or V
One Port
CE
V
V
Port Outputs, f = f
OUT
CC
CC
CC
IN
IN
IN
L
L
L
MAX
MAX
> V
> V
< 0.2V, Active
IN
= Min., I
= Min., I
= Max.,
and CE
and CE
or CE
= 0 mA,
< 0.2V, f = 0
CC
CC
[7]
[7]
I
< V
– 0.2V
R
– 0.2V or
R
R
R
> V
Test Conditions
OH
OL
> V
CC
> V
> V
T
V
= 4.0 mA
CC
= –4.0 mA
A
CC
CC
IH
IH
MAX
= 25°C, f = 1 MHz,
[7]
– 0.2V,
,
,
= 5.0V
– 0.2V,
[7]
Test Conditions
O
< V
Commercial
Industrial
Commercial
Industrial
Commercial
Industrial
Commercial
Industrial
Commercial
Industrial
CC
Min
–10
–10
2.4
2.2
7C138-35
7C139-35
CY7C138, CY7C139
Max
+10
+10
160
180
100
100
110
0.4
0.8
30
40
15
30
90
Max
10
15
Min
–10
–10
2.4
2.2
7C138-55
7C139-55
Max
+10
+10
160
180
100
100
110
0.4
0.8
30
40
15
30
90
Page 4 of 17
Unit
pF
pF
Unit
mA
mA
mA
mA
mA
μA
μA
V
V
V
V
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