RS5C321A Ver la hoja de datos (PDF) - RICOH Co.,Ltd.

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RS5C321A

ULTRA-COMPACT SERIAL REAL-TIME CLOCK ICs WITH 32.768kHz

RICOH Co.,Ltd. 

RS5C321A/B

TIMING CHARTS

Input/Output conditions: VIH=0.8×VDD, VIL=0.2×VDD, VOH=0.8×VDD, VOL=0.2×VDD

*) Any SCLK/SCLK state is allowed in the hatched area.

• RS5C321A

CE

SCLK

Read cycle SIO

Write cycle SIO

tCKS

tCES

tSCK

tCKL

tCKH

tRE

tRR

Read Data

tDS

tDH

Write Data

tCEH

tCR

tRZ

• RS5C321B

CE

tCKS

SCLK

Read cycle SIO

Write cycle SIO

tCES

tSCK

tCKL

tRE

tCKH

tRR

Read Data

tDS

tDH

Write Data

tCEH

tCR

tRZ

6

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