CY7C131-25JC Cypress Semiconductor Corp, CY7C131-25JC Datasheet - Page 10

• Manufacturer Part Number: CY7C131-25JC
• Description: IC SRAM 8KBIT 25NS 52PLCC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C131-25JC

• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Asynchronous
• Memory Size: 8K (1K x 8)
• Speed: 25ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 52-PLCC
• Density: 8Kb
• Access Time (max): 25ns
• Sync/async: Asynchronous
• Architecture: Not Required
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 5V
• Address Bus: 10b
• Package Type: PLCC
• Operating Temp Range: 0C to 70C
• Number Of Ports: 2
• Supply Current: 170mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 52
• Word Size: 8b
• Number Of Words: 1K
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 428-1193

Switching Waveforms
Interrupt Timing Diagrams
Right Side Clears INT
Left Side Sets INT
Right Side Sets INT
Left Side Clears INT
ADDR
ADDR
ADDR
R/W
ADDR
INT
R/W
OE
CE
R/W
CE
INT
R/W
INT
CE
OE
INT
CE
R
R
R
R
R
R
R
R
L
R
L
L
L
L
R
L
L
L
R
L
L
R
(continued)
t
SA
t
SA
t
INS
t
INS
WRITE 3FE
WRITE 3FF
t
EINS
t
EINS
t
EINR
t
EINR
t
WC
t
WC
t
WINS
t
WINS
t
HA
10
t
HA
t
HA
t
HA
t
t
INT
OINR
t
t
INR
OINR
READ 3FF
READ 3FE
t
RC
t
RC
CY7C130/CY7C131
CY7C140/CY7C141
C130-19
C130-18
C130-20
C130-17