Diodes PAM8320 - Manual (Page 2)

PAM8320
Document number: DS36610 Rev. 1 - 2
2 of 11
www.diodes.com
October 2013
© Diodes Incorporated
PAM8320
New Product
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