LH543611M-15 View Datasheet(PDF) - Sharp Electronics
Part Name
Description
MFG CO.
'LH543611M-15' PDF : 57 Pages View PDF
512 x 36 x 2/1024 x 36 x 2 BiFIFOs
TIMING DIAGRAMS (cont’d)
CKA
t RWH
tRWS
t RWH
tRWS
R/WA
ENA
REQA
D0A - D35A
EF1
tEH
t ES
tEH
t ES
tRQH tRQS
tRQH tRQS
tDH
tDS
tDH
tDS
N1
N2
t EF
tFRL
t EF
CK B
R/W B
ENB
t RWH
tRWS
tEH
tES
tRQH tRQS
t RWH
tRWS
t EH
t ES
tRQH tRQS
REQB
tA
tA
t OH
t OH
D0B - D35B
PREVIOUS DATA
N1
N2
NOTES:
1. A2A, A1A, A0A, and A0B are all held HIGH for FIFO access.
2. OEA is held HIGH.
3. OEB is held LOW.
4. tFRL (First Read Latency) - The first read following an empty condition
may begin no earlier than tFRL after the first write to an empty FIFO,
to ensure that valid read data is retrieved.
Figure 31. FIFO #1 Write and Read Operation in
Near-Empty Region
LH543611/21
543611-33
43
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