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CY7C1212F 데이터 시트보기 (PDF) - Cypress Semiconductor
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CY7C1212F
1-Mbit (64K x 18) Pipelined Sync SRAM
Cypress Semiconductor
CY7C1212F Datasheet PDF : 15 Pages
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Switching Waveforms
Read Cycle Timing
[17]
tCYC
CY7C1212F
CLK
ADSP
ADSC
ADDRESS
GW, BWE,
BW
[A:B]
CE
ADV
OE
Data Out (Q)
tCH
tCL
t
ADS
tADH
tADS tADH
tAS tAH
A1
A2
tWES tWEH
A3
Burst continued with
new base address
tCES tCEH
tADVS tADVH
Deselect
cycle
tCLZ
High-Z
tCO
tOEHZ
Q(A1)
Single READ
ADV
suspends
burst.
tOEV
tCO
tOELZ
tDOH
Q(A2) Q(A2 + 1)
Q(A2 + 2)
Q(A2 + 3)
BURST READ
tCHZ
Q(A2) Q(A2 + 1)
Burst wraps around
to its initial state
DON’T CARE UNDEFINED
Note:
17. 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 #: 38-05423 Rev. *A
Page 10 of 15
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