CY7C132-35DMB CYPRESS [Cypress Semiconductor], CY7C132-35DMB Datasheet - Page 7

• Manufacturer Part Number: CY7C132-35DMB
• Description: 2K x 8 Dual-Port Static RAM
• Manufacturer: CYPRESS [Cypress Semiconductor]

Document #: 38-06031 Rev. *C
Switching Waveforms
Read Cycle No. 1 (Either Port-Address Access)
Read Cycle No. 2 (Either Port-CE/OE)
Read Cycle No. 3 (Read with BUSY Master: CY7C132 and CY7C136)
Notes:
19. R/W is HIGH for read cycle.
20. Device is continuously selected, CE = V
21. Address valid prior to or coincident with CE transition LOW.
ADDRESS
ADDRESS
DATA OUT
DATA OUT
ADDRESS
DOUT
BUSY
R/W
D
I
CE
OE
I
CC
INR
SB
R
L
L
R
L
PREVIOUS DATA VALID
t
PU
t
LZCE
t
OHA
IL
t
LZOE
and OE = V
t
PS
[19, 21]
t
ACE
IL
.
t
BLA
t
DOE
[19, 20]
ADDRESS MATCH
t
AA
t
t
RC
RC
t
PWE
ADDRESS MATCH
DATA VALID
t
WDD
VALID
t
t
DDD
HZOE
t
DATA VALID
BHA
CY7C132/CY7C136
CY7C142/CY7C146
t
HZCE
t
BDD
t
PD
VALID
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