LA6576 View Datasheet(PDF) - SANYO -> Panasonic

Part Name

Description

Manufacturer

LA6576

5-channel Driver for Compact Disk Applications

SANYO -> Panasonic 

LA6576

Truth Table (loading (H bridge) section)

FWD

L

REV

L

H

VLO+

OFF

H

VLO-

OFF

L

L

L

H

H

H

L

L

*1 The output has a high impedance.

*2 At brake, the SINK side transistor is ON (short brake).

VLO+ and VLO- are approximately on the GND level.

Loading output

OFF *1

Forward

Reversed

(Short) brake *2

Relation of MUTE and Power (VCC*)

MUTE1

MUTE2

CH1 (BTL)

CH2 (BTL)

CH3 (BTL)

CH4 (BTL)

CH5 (H Bridge)

VCC1

VCC2

*Connect VCC1 and VCC2 externally.

(This is to minimize effects of voltage drop in internal and metal wirings.)

VIN1 (VREF)-SW (CH1 input AMP selection and internal/external VREF selection function)

(Relation between input AMP (CH1 only) and VREF)

VIN1-SW

L

H

Input AMP (CH1) state

VIN1-A (AMP-A)

VIN1-B (AMP-B)

VREF state

Internal VREF (2.5V:TYP)

External VREF

Internal reference voltage

(2.5V(TYP))

VIN1-A

0.5V

External reference voltage

VIN1-B

VIN1 (VREF)-SW

2V

No.7742-7/8

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