LH5P860 데이터 시트보기 (PDF) - Sharp Electronics

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LH5P860

CMOS 512K (64K × 8) Pseudo-Static RAM

Sharp Electronics 

CMOS 512K (64K × 8) Pseudo-Static RAM

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

tFC

tFC

tRFD

tFP

tFAP

tFP

tFAP

OPEN

Figure 11. Auto Refresh Cycle

tRHC

tFP

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

OPEN

Figure 10. Self Refresh Cycle

tFRS

tRHC

LH5P860

5P860-9

5P860-10

11

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