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| SA5752 Datasheet, PDF (8/13 Pages) NXP Semiconductors – Audio processor - companding, VOX and amplifier section | |||
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Philips Semiconductors
Audio processor â companding, VOX and amplifier section
Product specification
SA5752
MICIN
1
220nF
PREAMPGRES
+
2
Avset
4.7µF
RECTGRES
NCANCAP
VOXOUT
39.2k
+
1µF
3
220nF
4
130k
5
PREAMP
NOISE
CANCEL
VOX
VOXTR
11.2k
6
GND
7
VREF
8
+
10µF
VCC
9
EXPCAP
+
10
2.2µF
BANDGAP
VOLTAGE REF
SIDE TONE
COMPRESSOR
20
BUFFER
220nF
19
220nF
NCANOUT
COMPIN
+
18
COMPCAP3
220nF
+
17
COMPCAP1
2.2µF
COMPOUT
16
+
2.2µF
15
COMPCAP2
14
VOXCTL
HPDN
13
EXPANDOR
+
12
2.2µF
EXPIN
EXPOUT
11
220nF
Figure 6. SA5752 Test and Application Circuit
SR00662
1997 Nov 07
8
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