LR38516

3

PIN NO. SYMBOL

I/O

POLARITY

PIN NAME

DESCRIPTION

1

VTAX

O3

Vertical transfer

pulse output 1

A vertical transfer pulse for CCD.

For details, see "CONNECTION OF VERTICAL TRANSFER PULSES".

2

VTBX

O3

Vertical transfer

pulse output 2

A vertical transfer pulse for CCD.

For details, see "CONNECTION OF VERTICAL TRANSFER PULSES".

3

VTCX

O3

Vertical transfer

pulse output 3

A vertical transfer pulse for CCD.

For details, see "CONNECTION OF VERTICAL TRANSFER PULSES".

4

VTDX

O3

Vertical transfer

pulse output 4

A vertical transfer pulse for CCD.

For details, see "CONNECTION OF VERTICAL TRANSFER PULSES".

5

OFDX

O3

OFD pulse output

A pulse that sweeps the charge of the photo-diode

for the electronic shutter. Connect to OFD pin of CCD

through the vertical driver IC and DC offset circuit.

Held at H level at normal mode.

–

Power supply

Supply of +3 V power.

A grounding pin.

Ground

–

GND

7–

9

VHCX

O3

Readout pulse

output 3

A pulse that transfers the charge of the photo-diode to

the vertical shift register.

For details, see "CONNECTION OF VERTICAL TRANSFER PULSES".

8

VHAX

O3

Readout pulse

output 1

A pulse that transfers the charge of the photo-diode to

the vertical shift register.

For details, see "CONNECTION OF VERTICAL TRANSFER PULSES".

The pulse is used in color separator. The signal

switches H and L at every line.

H : R color line

L : B color line

Line index pulse

output

O3

ID

10

11

WEN

O3

Write enable output

Write enable output for low-speed shutter pulse.

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

Test pin 1

ICD3

12

–

13

PBLK

O5

Pre-blanking pulse

output

A pulse that corresponds to the cease period of the

horizontal transfer pulse.

A pulse to clamp the optical black signal.

Output stays low during the absence of effective pixels

within the vertical blanking.

Optical black clamp

pulse output

O5

BCPX

14

–

PIN DESCRIPTION

15

BPX

O5

Clamp pulse output

A pulse to clamp the signal. The phase is same as BCPX

(pin 14). This pulse is continuous at horizontal cycle.

A pulse to clamp the dummy outputs of CCD. The pulse

stays high during the sweep-out period.

Clamp pulse output

O5

CLPX

16

17

GND

–

Ground

A grounding pin.

–