CY7C131-55JI Cypress Semiconductor Corp, CY7C131-55JI Datasheet - Page 13

• Manufacturer Part Number: CY7C131-55JI
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C131-55JI

• Density: 8Kb
• Access Time (max): 55ns
• 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: -40C to 85C
• Number Of Ports: 2
• Supply Current: 110mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 52
• Word Size: 8b
• Number Of Words: 1K
• Lead Free Status / Rohs Status: Not Compliant

Switching Waveforms
Document #: 38-06002 Rev. *E
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
OE
INT
CE
CE
R
R
R
R
R
R
R
R
L
R
L
L
L
L
R
L
L
L
R
L
L
R
t
SA
t
(continued)
SA
t
INS
t
INS
WRITE 3FE
WRITE 3FF
t
EINS
t
EINS
Figure 13. Interrupt Timing Diagrams
t
EINR
t
EINR
t
WC
t
WC
t
WINS
t
WINS
t
HA
t
HA
t
HA
t
HA
t
t
INT
OINR
t
INR
t
OINR
READ 3FF
READ 3FE
t
RC
t
RC
CY7C130, CY7C130A
CY7C131, CY7C131A
CY7C140, CY7C141
Page 13 of 19
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