CY7C024-25JI CYPRESS [Cypress Semiconductor], CY7C024-25JI Datasheet - Page 14

• Manufacturer Part Number: CY7C024-25JI
• Description: 4K x 16/18 and 8K x 16/18 Dual-Port Static RAM with SEM, INT, BUSY
• Manufacturer: CYPRESS [Cypress Semiconductor]

Switching Waveforms
Document #: 38-06035 Rev. *B
Interrupt Timing Diagrams
Left Side Sets INT
Right Side Clears INT
Right Side Sets INT
Left Side Clears INT
Notes:
39. t
40. t
ADDRESS
ADDRESS
ADDRESS
ADDRESS
HA
INS
R/W
R/W
R/W
R/W
INT
depends on which enable pin (CE
INT
CE
OE
or t
INT
OE
INT
CE
CE
CE
INR
R
R
R
R
R
R
R
L
L
L
L
R
R
L
L
R
L
L
depends on which enable pin (CE
R
L
:
L
:
R
:
:
(continued)
L
t
INS
or R/W
t
WRITE FFF (1FFF CY7C025)
INS
WRITE FFE (1FFE CY7C025)
[40]
[40]
L
L
or R/W
) is deasserted first.
t
L
INR
) is asserted last.
t
WC
[40]
t
WC
t
INR
t
t
[40]
HA
HA
[39]
[39]
(1FFE CY7C025)
(1FFF CY7C025)
READ FFE
READ FFF
t
t
RC
RC
CY7C024/0241
CY7C025/0251
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