LH543620 View Datasheet(PDF) - Sharp Electronics
Part Name
Description
MFG CO.
'LH543620' PDF : 38 Pages View PDF
1024 × 36 Synchronous FIFO
WORD (1024 - p-1) WRITE OCCURS
CKI
WORD (1024 - p-1) READ OCCURS
CKO
ENI1, ENI2
tSKEW1
ENO1, ENO2
tAF
SYNCHRONOUS MODE
AF
tAF
ASYNCHRONOUS MODE
AF
tAF
tAF
NOTES:
1. The synchronization mode of AF is set by programming bit 5 of control register.
2. When in synchronization mode and tSKEW1 < (min specification) then AF may change one CKI later.
Figure 13. Almost-Full Flag -
Synchronous and Asynchronous Modes
WORD (q + 1) READ OCCURS
WORD (q + 1) WRITE OCCURS
CKI
CKO
ENO1, ENO2
ENI1, ENI2
tAE
ASYNCHRONOUS MODE
AE
tAE
SYNCHRONOUS MODE
AE
tSKEW2
tAE
tAE
NOTES:
1. The synchronization mode is set by programming bit 2 of control register.
2. When AE is in synchronous mode and tSKEW2 < (min specification) then AE may change one CKO cycle later.
Figure 14. Almost-Empty Flag -
Synchronous and Asynchronous Modes
LH543620
543620-11
543620-12
25
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