UPD9903GT データシートの表示（PDF） - NEC => Renesas Technology

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UPD9903GT

μPD9903 ANALOG SUBSCRIBER LINE LSI (DIGITAL CODEC)

NEC => Renesas Technology 

(2) SCN data transmission timing (HWX pin)

(a) DCLK is later than FS

tF

tWLS

FS

tCSD2

tCY

tR

tDCLK

tF

DCLK

1

2

Hi-Z

HWX

(SCN data)

Hi-Z

TYPE

tDZX2

tDZX2

tDCLK

tDDX

MSB

2nd

Hi-Level

(b) FS is later than DCLK

FS

tCSD1

tWHSC

DCLK

1

2

µPD9903

tR

8

tHZX

7th

LSB

tHZX

Hi-Z

8

tDZX1

Hi-Z

HWX

(SCN data)

TYPE

Hi-Z

tDZX1

MSB

2nd

Hi-Level

7th

LSB

Hi-Z

14

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