CY7C138-15JXC Cypress Semiconductor Corp, CY7C138-15JXC Datasheet - Page 11

• Manufacturer Part Number: CY7C138-15JXC
• Description: IC SRAM 32KBIT 15NS 68PLCC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C138-15JXC

• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Asynchronous
• Memory Size: 32K (4K x 8)
• Speed: 15ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 68-PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Document #: 38-06037 Rev. *B
Switching Waveforms
Interrupt Timing Diagrams
Notes:
31. t
32. t
Left Side Sets INT
Right Side Clears INT
Right Side Sets INT
Left Side Clears INT
HA
INS
ADDRESS
ADDRESS
ADDRESS
ADDRESS
depends on which enable pin (CE
or t
INR
R/W
R/W
R/W
R/W
INT
INT
OE
INT
OE
INT
CE
CE
CE
CE
depends on which enable pin (CE
R
R
R
L
L
L
L
R
R
R
R
R
R
R
L
L
L
L
R
:
L
L
:
R
:
:
(continued)
L
or R/W
t
INS
t
INS
[32]
L
[32]
L
or R/W
) is deasserted first.
WRITE FFE
WRITE FFF
L
t
) is asserted last.
INR
t
WC
[32]
t
WC
t
INR
t
t
HA
[32]
HA
[31]
[31]
READ FFE
READ FFF
t
t
RC
RC
CY7C138
CY7C139
Page 11 of 16
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