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Philips Semiconductors
TDA8943SF
6 W mono Bridge Tied Load (BTL) audio amplifier
Product specification Rev. 02 — 7 April 2000 11 of 20
9397 750 06865
© Philips Electronics N.V. 2000. All rights reserved.
13. Internal circuitry
Table 9: Internal circuitry
Pin Symbol Equivalent circuit
4 and 5 IN+ and IN−
1 and 3 OUT− and OUT+
7 MODE
6 SVR
1.5 kΩ 1.5 kΩ
45 kΩ 45 kΩ
V
CC
V
CC
V
CC
MGU078
1/2 V
CC
(SVR)
5
4
40 Ω
100 Ω
MGU080
1, 3
1/2 V
CC
1 kΩ
20 kΩ
OFF
HIGH
MUTE
HIGH
1 kΩ
V
CC
V
CC
V
CC
MGU079
7
Standby
20 kΩ
20 kΩ
V
CC
MGU081
6