LH5P8128 データシートの表示（PDF） - Sharp Electronics

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LH5P8128

CMOS 1M (128K × 8) Pseudo-Static RAM

Sharp Electronics 

LH5P8128

CE1

VIH

VIL

CE2

VIH

VIL

A0 - A8

VIH

VIL

OE

VIH

VIL

R/W

VIH

VIL

I/O0 - I/O7

VOH

VOL

RFSH

VIH

VIL

NOTE: A9 - A16 = Don't Care.

CMOS 1M (128K × 8) Pseudo-Static RAM

tRC

tP

tCE

tAS

tAH

ADDRESS

INPUT

tOES

tRCS

tFP

tFRS tRHC

HIGH-Z

Figure 10. CE Only Refresh

tOEH

tRCH

tRFD

5P8128-9

CE1

VIH

VIL

CE2

VIH

VIL

OR

CE1

VIH

VIL

CE2

VIH

VIL

RFSH

VIH

VIL

I/O0 - I/O7

VOH

VOL

NOTE: OE, R/W, A0 - A16 = Don't Care.

tRFD

tFP

tFAS

HIGH-Z

Figure 11. Self Refresh Cycle

10

tRHC

tFRS

5P8128-10

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