Cypress CY7C1338G - Manual (Page 13)

CY7C1338G
Document #: 38-05521 Rev. *D Page 13 of 17
Read/Write Timing [17, 19, 20]
Notes:
19. The data bus (Q) remains in high-Z following a WRITE cycle, unless a new read access is initiated by ADSP or ADSC.
20. GW is HIGH.
Timing Diagrams (continued)
tCYC
t
CL
CLK
tADH tADS
ADDRESS
t
CH
tAH tAS
A2
tCEH tCES
Single WRITE
D(A3)
A3 A4
BURST READ Back-to-Back READs
High-Z
Q(A2) Q(A4) Q(A4+1) Q(A4+2) Q(A4+3)
t
WEH
t
WES
t
OEHZ
tDH tDS
tCDV
tOELZ
A1 A5 A6
D(A5) D(A6)
Q(A1)
Back-to-Back
WRITEs
DON’T CARE UNDEFINED
ADSP
ADSC
BWE, BW [A:D]
CE
ADV
OE
Data In (D)
Data Out (Q)