TDA8947J Datasheet, PDF (3/24 Pages) NXP Semiconductors – 4-channel audio amplifier (SE: 1 W to 25 W; BTL: 4 W to 50 W)

Philips Semiconductors
6. Block diagram
TDA8947J
4-channel audio amplifier
IN1+ ⁸
60 kΩ
IN2+ ⁶
60 kΩ
IN3+ ⁹
60 kΩ
IN4+ ¹²
60 kΩ
CIV ¹³
VCC
VCC1
3
VCC2
16
1 _OUT1+
4 _OUT2−
14 _OUT3−
17 _OUT4+
SHORT-CIRCUIT
AND
TEMPERATURE
PROTECTION
SVR
11 _0.5VCC
Vref
7
SGND
MODE1 ¹⁰
MODE2 ⁵
STANDBY ALL
MUTE ALL
ON 1+2
MUTE 3+4
ON 3+4
TDA8947J
2
GND1
15
GND2
Fig 1. Block diagram.
MDB014
9397 750 10779
Preliminary data
Rev. 01 — 06 February 2004
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
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