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CY7C421-20JXI 데이터 시트보기 (PDF) - Cypress Semiconductor
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CY7C421-20JXI
512 × 9 Asynchronous FIFO
Cypress Semiconductor
CY7C421-20JXI Datasheet PDF : 21 Pages
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Switching Waveforms
(continued)
Figure 11. Empty Flag and Read Data Flow-through Mode
D0–D8
W
R
EF
Q0–Q8
R
W
FF
D0–D8
Q0–Q8
t
RAE
t
WEF
t
RPE
t
REF
t
HWZ
t
A
DATA VALID
Figure 12. Full Flag and Write Data Flow-through Mode
t
WAF
t
WPF
t
RFF
t
WFF
t
A
DATA VALID
t
HD
DATA VALID
t
SD
CY7C421
Document Number: 38-06001 Rev. *H
Page 11 of 21
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