LH5PV16256 View Datasheet(PDF) - Sharp Electronics

Part Name

Description

MFG CO.

LH5PV16256

CMOS 4M (256K × 16) Pseudo-Static RAM

Sharp Electronics 

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CMOS 4M (256 × 16) Pseudo-Static RAM

VCC

3.0 V

VR

RFSH

VIH

VIL

CE VIH

VIL

CS

VIH

VIL

tRFD

tFP

tFS

tR

DATA RETENTION PERIOD

tFRS

RFSH ≤ 0.2 V

CE ≥ VCC -0.2 V

CS ≥ VCC -0.2 V

NOTE: Ao - A17, UWE, LWE and OE = Don't Care

Figure 11. Data Retention Mode

LH5PV16256

5PV16256S-10

CE

VIH

VIL

CS VIH

VIL

tP

tCSS

tCSH

tRC

tCE

RFSH

VIH

VIL

I/O0 - I/O15

VOH

VOL

OPEN

NOTE: A0 - A17, UWE, LWE and OE = Don't Care

Figure 12. CS Standby Mode

tP

tRFD

5PV16256S-11

13

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