PAM8320

Document number: DS36610 Rev. 1 - 2

2 of 11

www.diodes.com

October 2013

© Diodes Incorporated

PAM8320

A PRODUCT LINE OF

DIODES INCORPORATED

Pin Descriptions

Pin

Name

I/O/P

Description

1

PVCCN

P

Power supply for negative H-bridge, not connected to PVCCP or AVCC

2

SDN

I

Shutdown signal for IC (low=shutdown, high=operational). TTL logic levels with compliance to

AVCC

3

IN

I

Audio input

4

VCM

O

Reference for analog cells

5,6

AGND

P

Analog ground for digital/analog cells in core

7

VCLAMP

P

Internally generated voltage supply for bootstrap. Not to be used as a supply or connected to

any component other than the decoupling capacitor.

8

PVCCP

P

Power supply for positive H-bridge, not connected to PVCCN or AVCC

9

PGNDP

P

Power ground for positive H-bridge

10

OUTP

O

Positive BTL output

11

BSP

I/O

Bootstrap terminal for high-side drive of positive BTL output

12

MUTE

I

A logic high on this pin disables the outputs. A low on this pin enables the outputs. TTL logic

levels with compliance to AVCC

13

AVCC

P

High-voltage analog power supply

14

BSN

I/O

Bootstrap terminal for high-side drive of negative BTL output

15

OUTN

O

Negative BTL output

16

PGNDN

P

Power ground for negative H-bridge

Functional Block Diagram