LA4589 View Datasheet(PDF) - SANYO -> Panasonic

Part Name

Description

View to exact match

LA4589

1.5V Stereo Headphone Preamplifier and Power Amplifier

SANYO -> Panasonic 

Continued from preceding page.

Number

Name

31

PREFI2

32

PREFI1

LA4589W

Equivalent circuit

Description

Preamplifier forward playback inputs. Nominal voltage is 0.75V.

33

VREF

34

REF

35

PREGND

36

AMSOUT

Reference voltage amplifier output. Nominal voltage is 0.75V.

Preamplifier ground

Automatic music search output.

37

PMUTESW

41

LBSW

38

PSW

Power amplifier mute control input.

Bass boost control input.

Power switch control input.

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