W6662CF Просмотр технического описания (PDF) - Winbond

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W6662CF

SCANNER ANALOG FRONT END

Winbond 

Preliminary W6662CF

SCLK

tSIS

SDIO

(input)

SDIO

(output)

tSIH

A0 A1 A2

tSIS

high-Z

SEN

tSES

1/fSCLK

high-Z

tSOE

tSOD

D0 D1 D2 D3 D4 D5 D6 D7

tSOZ

tSEH

Fig. 7-5 Serial Interface Read Timing in 3-Wired Interface (SMS = low).

SCLK

tSIS

SDI

tSIH

A0 A1 A2

SDO

(output)

tSIS

high-Z

(Note: SDO and SMS at the same pin)

SMS

(input)

pull-high

SEN

tSES

1/fSCLK

tSOE

tSOD

D0 D1 D2 D3 D4 D5 D6 D7

tSOZ

D0 D1 D2 D3 D4 D5 D6 D7

driven by SDO

tSEH

Fig. 7-6 Serial Interface Read Timing in 4-Wired Interface Mode.

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Publication Release Date: December 1998

Revision A1

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