UPD16772 데이터 시트보기 (PDF) - NEC => Renesas Technology

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UPD16772

480-OUTPUT TFT-LCD SOURCE DRIVER (COMPATIBLE WITH 64-GRAY SCALES)

NEC => Renesas Technology 

1. BLOCK DIAGRAM

STHR

R,/L

CLK

STB

D00 - D05

D10 - D15

D20 - D25

D30 - D35

D40 - D45

D50 - D55

POL21/22

POL

80-bit bidirectional shift register

C1 C2

C79 C80

Data register

Latch

Level shifter

V0 - V9

D/A converter

LPC

Bcont

Voltage follower output

S1 S2 S3

S480

Remark /xxx indicates active low signal.

2. RELATIONSHIP BETWEEN OUTPUT CIRCUIT AND D/A CONVERTER

S1

S2

µPD16772

STHL

VDD1

VSS1

VDD2

VSS2

S479

S480

V0

5

V4

Multi-

V5

plexer 5

V9

POL

2

6-bit D/A converter

Data Sheet S14416EJ1V0DS00

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