LH5P864 View Datasheet(PDF) - Sharp Electronics
Part Name
Description
MFG CO.
'LH5P864' PDF : 10 Pages View PDF
LH5P864
CMOS 512K (64K × 8) Pseudo-Static RAM
CE1
VIH
(OR CE2) VIL
CE2
VIH
(OR CE1) VIL
A0 - A7
VIH
VIL
OE/RFSH
VIH
VIL
R/W
VIH
VIL
I/O0 - I/O7
VOH
VOL
NOTE: A8 - A14 Don't Care
tRC
tP
tCE
tP
tAS
tAH
ADDRESS INPUT
tOES
tRCS
tOEH
tRCH
HIGH-Z
Figure 7. CE Only Refresh Cycle
5P864-7
CE1
VIH
VIL
CE2
VIH
VIL
OE/RFSH
VIH
VIL
I/O0 - I/O7
VOH
VOL
NOTE: A0 - A14, R/W Don't Care
tRFD
tFC
tFAP
tFP
tFAP
tFCE
HIGH-Z
Figure 8. Auto Refresh Cycle
5P864-8
8
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