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CY7C1297H-133AXI Просмотр технического описания (PDF) - Cypress Semiconductor
Номер в каталоге
Компоненты Описание
производитель
CY7C1297H-133AXI
1-Mbit (64K x 18) Flow-Through Sync SRAM
Cypress Semiconductor
CY7C1297H-133AXI Datasheet PDF : 15 Pages
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Timing Diagrams
Read Cycle Timing
[16]
CY7C1297H
CLK
ADSP
ADSC
ADDRESS
GW, BWE,BW
[A:B]
CE
ADV
OE
Data Out (Q)
tCYC
t
CH
t
CL
tADS tADH
tADS tADH
tAS tAH
A1
A2
t
WES tWEH
tCES tCEH
t
ADVS
tADVH
Deselect Cycle
ADV suspends burst.
tOEV
High-Z
tCLZ
tCDV
tOEHZ
Q(A1)
Single READ
tOELZ
tCDV
tDOH
Q(A2) Q(A2 + 1)
Q(A2 + 2)
DON’T CARE
BURST
READ
UNDEFINED
Q(A2 + 3)
tCHZ
Q(A2) Q(A2 + 1) Q(A2 + 2)
Burst wraps around
to its initial state
Note:
16. On this diagram, when CE is LOW, CE
1
is LOW, CE
2
is HIGH and CE
3
is LOW. When CE is HIGH, CE
1
is HIGH or CE
2
is LOW or CE
3
is HIGH.
Document #: 38-05669 Rev. *B
Page 10 of 15
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