TDA8542AT datasheet(4/20 Pages) PHILIPS

4 / 20 page

1998 Mar 25

Philips Semiconductors

Product speciﬁcation

× 1.5 W BTL audio ampliﬁer

TDA8542AT

PINNING

Note

1. Pins 1, 10, 11 and 20 are connected to the leadframe

and also to the substrate. They may be kept floating.

When connected to the ground-plane the PCB can be

used as heatsink.

SYMBOL

DESCRIPTION

GND

ground; note 1

LGND

ground, left channel

OUTL+

positive loudspeaker terminal,

left channel

MODE

operating mode select (standby,

mute, operating)

SVR

half supply voltage, decoupling

ripple rejection

BTL/SE

BTL loudspeaker or SE

headphone operation

n.c.

not connected

OUTR+

positive loudspeaker terminal,

right channel

RGND

ground, right channel

GND

ground; note 1

GND

ground; note 1

VCCR

supply voltage, right channel

OUTR

−

negative loudspeaker terminal,

right channel

INR

−

negative input, right channel

INR+

positive input, right channel

INL+

positive input, left channel

INL

−

negative input, left channel

OUTL

−

negative loudspeaker terminal,

left channel

VCCL

supply voltage, left channel

GND

ground; note 1

Fig.2 Pin configuration.

handbook, halfpage

GND

LGND

OUTL

MODE

SVR

BTL/SE

n.c.

OUTR

RGND

GND

VCCL

OUTL

−

INL

−

INR

−

INL

OUTR

−

VCCR

GND

TDA8542AT

MGM212

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