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CY7C197D-10PXI 查看數據表(PDF) - Cypress Semiconductor
零件编号
产品描述 (功能)
生产厂家
CY7C197D-10PXI
256K (256K x 1) Static RAM
Cypress Semiconductor
CY7C197D-10PXI Datasheet PDF : 8 Pages
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Switching Waveforms
(continued)
Read Cycle No. 2
[12]
Address
PRELIMINARY
t
RC
CY7C197D
CE
Data Out
High Z
I
CC
Vcc Supply Current
I
SB
Write Cycle No. 1
(WE Controlled)
[10]
Address
CE
t
SA
WE
Data In
Data Out
Data
Undefined
t
ACE
t
LZCE
t
PU
50%
t
HZCE
Data Valid
High Z
t
PD
50%
t
WC
t
SCE
t
AW
t
HA
t
PWE
t
H ZW E
t
SD
t
HD
Data
Valid
t
L Z W E
High Impedance
Document #: 38-05458 Rev. *C
Page 5 of 8
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