SM5865BM

NIPPON PRECISION CIRCUITS—3

PIN DESCRIPTION

Number

Name

I/O

Description

1

D V S S

–

Digital ground

2

DI

I

Data input

3

BCKI

I

Bit clock input

4

WCKI

I

W ord clock input

5

IWSL

Ip

Input data word length select. 24-bit when HIGH, and 20-bit when LOW .

6

RSTN

Ip

System reset. Reset when LOW .

7

TSTN

Ip

Test pin. Tie HIGH or leave open for normal operation.

8

TO

O

Test output

9

D V D D

–

Digital supply

1 0

C K I

I

System clock input

1 1

C K DV N

Ip

System clock frequency divider ratio select. 1 when HIGH (no division), and 2 when LOW .

1 2

CVSS

–

System clock ground

1 3

AVSSB

–

Analog ground B

1 4

R B N

I

Built-in resistor connection B

1 5

IOUTBN

O

Inverse-phase analog output B

1 6

IOUTB

O

In-phase analog output B

1 7

R B P

I

Built-in resistor connection B

1 8

AVDDB

–

Analog supply B

1 9

AV D D A

–

Analog supply A

2 0

R A N

I

Built-in resistor connection A

2 1

IOUTA N

O

Inverse-phase analog output A

2 2

IOUTA

O

In-phase analog output A

2 3

R A P

I

Built-in resistor connection A

2 4

AVSSA

–

Analog ground A