cy7c1380d-250bzxi Cypress Semiconductor Corporation., cy7c1380d-250bzxi Datasheet - Page 21

• Manufacturer Part Number: cy7c1380d-250bzxi
• Description: 18-mbit 512k X 36/1m X 18 Pipelined Sram
• Manufacturer: Cypress Semiconductor Corporation.

Switching Waveforms
Document #: 38-05543 Rev. *E
Note:
Read Cycle Timing
26. On this diagram, when CE is LOW: CE
Data Out (Q)
GW, BWE,
ADDRESS
ADSP
ADSC
BWx
ADV
CLK
OE
CE
t
ADS
t AS
t CES
[26]
A1
t
ADH
t AH
t CEH
t
CH
High-Z
t CYC
t WES
t
CL
Single READ
t CLZ
t WEH
t CO
1
is LOW, CE
t ADS
A2
Q(A1)
t ADH
t OEHZ
2
t ADVS
is HIGH and CE
t ADVH
t OELZ
t OEV
Q(A2)
DON’T CARE
t DOH
3
t CO
is LOW. When CE is HIGH: CE
Q(A2 + 1)
ADV
suspends
burst.
UNDEFINED
Q(A2 + 2)
BURST READ
1
is HIGH or CE
CY7C1380D, CY7C1380F
CY7C1382D, CY7C1382F
Q(A2 + 3)
2
is LOW or CE
A3
Q(A2)
Burst continued with
new base address
Burst wraps around
to its initial state
Q(A2 + 1)
3
is HIGH.
t CHZ
Deselect
cycle
Page 21 of 30
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