5

LR38574

PIN NO. SYMBOL

I/O

POLARITY

PIN NAME

DESCRIPTION

A test pin. Set open or to L level in the normal mode.

Test pin 1

ICD4

37

Supply of +4.5 V power.

Power supply

40

–

–

O6MA43

41

Horizontal transfer

pulse output 1

A horizontal transfer pulse for CCD.

–

The pulse is used in color separator.

The signal switches between high and low at every line.

Line index pulse

output

O3

ID

36

–

38

ICD4

Test pin 2

A test pin. Set open or to L level in the normal mode.

An input pin to select CCD. It should be used with

MODE input which is in the serial data.

CCD selection input

ICU4

CCD

39

–

A grounding pin.

Ground

GND

42

–

–

O6MA43

43

Horizontal transfer

pulse output 2

A horizontal transfer pulse for CCD.

Supply of +4.5 V power.

Power supply

44

–

–

–

–

ICD4

45

Test pin 3

A test pin. Set open or to L level in the normal mode.

A pulse to reset the charge of output circuit.

The output phase of FR is selected by serial data.

Reset pulse output

FR

46

O6MA43

ICU3

47

DRMD

Drive mode selection

input

An input pin to select the period of still mode.

L level

: 3 fields period

H level or open

: 4 fields period

A trigger pulse for effective signal period.

Trigger output

SHTR

48

O3

IC3

: Input pin (CMOS level)

ICU3

: Input pin (CMOS level with pull-up resistor)

ICSU3

: Input pin (CMOS level with schmitt-trigger)

ICU4

: Input pin (CMOS level with pull-up resistor)

ICD4

: Input pin (CMOS level with pull-down resistor)

O3

O6MA3

OSCI3

: Input pin for oscillation

OSCO3

: Output pin for oscillation

–

35

ICSU3

Shift register data

input

An input pin for the data of the shift register, to control

the functions of LR38574. For details, see "Serial Data

Control".

CCD

MODE

CCD

–

H

H

–

L

H

LZ23J3V

H

L–

L

L

LZ23H3V1