TDA9331H/N1 View Datasheet(PDF) - Philips Electronics

Part Name

Description

Manufacturer

TDA9331H/N1

I2C-bus controlled TV display processors

Philips Electronics 

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VD

HD

Internal

2fH clock

AKB pulses

Vertical

blank

Reset vertical

sawtooth

VD

HD

AKB pulses

Vertical

blank

VD

HD

Internal

2fH clock

AKB pulses

Vertical

blank

Reset vertical

sawtooth

Vertical sawtooth

measure pulse

RESET LINE COUNTER

REFERENCE VWAIT

VWAIT = 12

LR GB

LR GB

2fH TV mode (VSR = 0)

RESET LINE COUNTER = REFERENCE VWAIT

VWAIT = 18

LR GB

2fH VGA mode

Fig.13 Vertical timing pulses for 2fH TV mode and VGA mode.

1st

field

2nd

field

MGR454

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