LH543611/21
TIMING DIAGRAMS (cont’d)
512 x 36 x 2/1024 x 36 x 2 BiFIFOs
CKB
tRWS
R/WB
tES
ENB
tRQS
REQB
tWSS tWSH
WS1
tWSS tWSH
WS0
tPF
PFB
(SYNCHRONOUS
LATCHING)
tDS tDH
D0B - D35B
(WHEN DATA WORDS
ARE INCOMING)
tPF
PFB
(ASYNCHRONOUS,
WHEN DATA WORDS
ARE INCOMING)
tA
D0B - D35B
(WHEN DATA
WORDS ARE
OUTGOING)
tPF
PFB
(ASYNCHRONOUS,
WHEN DATA WORDS
ARE OUTGOING)
NOTE: During parity mode changes (odd or even), TPF may have additional delay from the rising edge of the clock.
Figure 42. Parity Generation
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