LR38575

5

PIN NO. SYMBOL IO SYMBOL POLARITY

PIN NAME

DESCRIPTION

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

Test pin 1

ICD4

37

Supply of +3.3 to +4.5 V power.

Power supply

40

–

–

O6MA43

41

Horizontal transfer

pulse output 1

A horizontal transfer pulse for the 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 normal mode.

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

MODE input which is in the serial data.

Fix to H level or open.

CCD selection input

ICU4

CCD

39

–

A grounding pin.

Ground

GND

42

–

–

O6MA43

43

Horizontal transfer

pulse output 2

A horizontal transfer pulse for the CCD.

Supply of +3.3 to +4.5 V power.

Power supply

44

–

–

–

–

ICD4

45

Test pin 3

A test pin. Set open or to L level in 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

28

DCLK

O6MA3

Clock output

An output pin for DSP IC. The frequency is 12.272725 MHz.

The output phase of DCLK is selected by serial data in

90˚ steps.

IC3

: Input pin (CMOS level)

ICU3

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

ICSU3

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

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

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

the functions of LR38575. For details, see "Serial Data

Control".

Shift register data

input

ICSU3

35

–

An input pin for reference of vertical pulse.

Connect to VD pin of DSP IC.

Vertical reference

pulse input

IC3

VD

29

Supply of +3.3 V power.

Power supply

–

–

30

A grounding pin.

Ground

–

–

GND

31

An input pin for reference of horizontal pulse.

Connect to HD pin of DSP IC.

Horizontal drive

pulse input

IC3

HD

32

An input pin for the strobe pulse, to control the functions

of LR38575. For details, see "Serial Data Control".

Strobe pulse input

–

ICSU3

33

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

the functions of LR38575. For details, see "Serial Data

Control".

Shift register clock

input

–

ICSU3

34