TDA8542AT 데이터 시트보기 (PDF) - Philips Electronics

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TDA8542AT

2×1.5 W BTL audio amplifier

Philips Electronics 

Philips Semiconductors

2 × 1.5 W BTL audio amplifier

Product specification

TDA8542AT

PINNING

SYMBOL

GND

LGND

OUTL+

MODE

SVR

BTL/SE

n.c.

OUTR+

RGND

GND

GND

VCCR

OUTR−

INR−

INR+

INL+

INL−

OUTL−

VCCL

GND

PIN

DESCRIPTION

1 ground; note 1

2 ground, left channel

3 positive loudspeaker terminal,

left channel

4 operating mode select (standby,

mute, operating)

5 half supply voltage, decoupling

ripple rejection

6 BTL loudspeaker or SE

headphone operation

7 not connected

8 positive loudspeaker terminal,

right channel

9 ground, right channel

10 ground; note 1

11 ground; note 1

12 supply voltage, right channel

13 negative loudspeaker terminal,

right channel

14 negative input, right channel

15 positive input, right channel

16 positive input, left channel

17 negative input, left channel

18 negative loudspeaker terminal,

left channel

19 supply voltage, left channel

20 ground; note 1

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.

handbook, halfpage

GND 1

20 GND

LGND 2

OUTL+ 3

19 VCCL

18 OUTL−

MODE 4

17 INL−

SVR 5

16 INL+

TDA8542AT

BTL/SE 6

15 INR+

n.c. 7

14 INR−

OUTR+ 8

13 OUTR−

RGND 9

GND 10

12 VCCR

11 GND

MGM212

Fig.2 Pin configuration.

1998 Mar 25

4

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