– 2 –

CXD3400N

Block Diagram

11

12

13

14

15

16

17

18

19

20

1

2

3

4

5

6

7

8

9

10

GND

V2

V4

V1A

V1B

V3A

V3B

SHT

XV2

XV4

XSG1A

XSG1B

XV1

XSG3A

XSG3B

XV3

XSHT

Input Buffer

Pin Description

Pin

No.

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

XSHT

XV3

XSG3B

XSG3A

XV1

XSG1B

XSG1A

XV4

XV2

GND

V2

V4

V1A

V1B

V3A

V3B

SHT

Symbol

—

I

I

I

I

I

I

I

I

I

—

O

O

O

—

O

O

—

O

O

I/O

Input power supply (3.3V system)

SHT pulse input

V3A and V3B transfer pulse input

V3B readout pulse input

V3A readout pulse input

V1A and V1B readout pulse input

V1B readout pulse input

V1A readout pulse input

V4 transfer pulse input

V2 transfer pulse input

Positive power supply for high voltage output (15V system)

Negative power supply for high voltage output (–7.5V system)

Functions