CY62128VLL-55ZAI Datasheet Download

Part No.:
CY62128VLL-55ZAI
Download:
Download Datasheet
Description:
[128K x 8 Static RAM]
File Size:
181 K
Page:
12 Pages
Logo:
Manufacturer:
CYPRESS [ CYPRESS SEMICONDUCTOR ]
PCB Prototype
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CY62128V Family
Switching Waveforms
(continued)
Write Cycle No. 2 (WE Controlled, OE HIGH During Write)
[13, 14]
t
WC
ADDRESS
t
SCE
CE
1
CE
2
t
SCE
t
AW
t
SA
WE
t
PWE
t
HA
OE
t
SD
DATA I/O
NOTE 15
t
HZOE
Note:
15. During this period, the I/Os are in output state and input signals should not be applied.
t
HD
DATA
IN
VALID
62128V-11
Truth Table
CE
1
H
X
L
L
L
CE
2
X
L
H
H
H
OE
X
X
L
X
H
WE
X
X
H
L
H
I/O
0
–I/O
7
High Z
High Z
Data Out
Data In
High Z
Power-Down
Power-Down
Read
Write
Selected, Outputs Disabled
Mode
Power
Standby (I
SB
)
Standby (I
SB
)
Active (I
CC
)
Active (I
CC
)
Active (I
CC
)
7