SM5865AM

NIPPON PRECISION CIRCUITS—3

PIN DESCRIPTION

Number

Name

I/O

Description

1

DVSS

–

Digital ground

2

DI

I

Data input

3

BCKI

I

Bit clock input

4

WCKI

I

Word 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

DVDD

–

Digital supply

10

CKI

I

System clock input

11

CKDVN

Ip

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

12

CVSS

–

System clock ground

13

AVSSB

–

Analog ground B

14

RBN

I

Built-in resistor connection B

15

IOUTBN

O

Inverse-phase analog output B

16

IOUTB

O

In-phase analog output B

17

RBP

I

Built-in resistor connection B

18

AVDDB

–

Analog supply B

19

AVDDA

–

Analog supply A

20

RAN

I

Built-in resistor connection A

21

IOUTAN

O

Inverse-phase analog output A

22

IOUTA

O

In-phase analog output A

23

RAP

I

Built-in resistor connection A

24

AVSSA

–

Analog ground A