4

Ai5412

42

MODE4

I

Line number selection pin (with pull-down resistance)

Low : EIA 262H/CCIR 312H ; High : EIA 263H/CCIR 313H

41

MODE3

I

Low : interlace mode ; High : non-interlace mode (with pull-down resistance)

40

ESYNC

I

Low : SYNC sync or internal sync ; High : VD/HD sync

(with pull-down resistance)

39

VR/SYNC

I

Vertical drive signal input/composite sync input (with pull-up resistance)

38

HPLL

I

Horizontal drive signal input (with pull-up resistance)

37

EXT

O

External sync/internal sync identification signal

High : external sync ; Low : internal sync

36

BLKO

O

Composite blanking output

35

SYNC

O

Composite sync output

34

HD

O

Horizontal drive output

33

VD

O

Vertical drive output

32

FLD

O

Field identification signal output (High : odd field ; Low : even field)

31

-

GND

NO.

Symbol

I/O

Description

43

-

Power supply

44

MODE5

Low : Normal mode ; High : Test mode (with pull-down resistance)

45

HCOMP

O

Comparator output (H phase comparator)

46

OSCIN

Oscillation (crystal oscillator) inverter input

47

OSCOUT

O

Oscillation (crystal oscillator) inverter output

48

CKI

Clock input

30

CLP1

O

Pulse output for clamp

29

CLP2

O

Pulse output for clamp

28

FL/FR

I

Field accumulation/frame accumulation, odd field/even field switchover

(with pull-down resistance)

Comparator Input

OSCILLATOR Cell

Input cell with feedback resistance

Fixed to low level