TDA8594 Datasheet, PDF (40/48 Pages) NXP Semiconductors – I2C-bus controlled 4 X 50 W power amplifier

NXP Semiconductors
TDA8594
I²C-bus controlled 4 × 50 W power amplifier
MICRO-
PROCESSOR
ACGND
17
1.7 kΩ ^{0.22 µF}
1 µF
TDA8594
100 Ω
47 pF
001aad133
Fig 30. Beep input circuit (gain = 0 dB) to apply a microprocessor beep signal to all four
amplifiers
positive output
a)
180 pF
negative output
3.9 nF
3.9 nF
47 kΩ
47 kΩ
positive output
b)
180 pF
negative output
3.9 nF
3.9 nF
200 Ω
001aad134
Fig 31. Complex loads for measuring THD in line driver mode
5.6 kΩ
8.5 V
STB
TDA8594 2
4.7 kΩ
switch
18 kΩ
10 kΩ
3.3 V
MICRO-
PROCESSOR
001aad131
Fig 32. Circuit for combined mode selection and clip detection functions on pin STB
TDA8594_2
Product data sheet
Rev. 02 — 11 December 2007
© NXP B.V. 2007. All rights reserved.
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