TDA7529 Datasheet, PDF (9/60 Pages) STMicroelectronics – RF front-end for AM/FM DSP car-radio with IF sampling

TDA7529
2
Pins description
Figure 2. Pin connection
Pins description
BALUN1
BALUNdec
DAC2
DAC1
FMMIX1in
FMMIX1dec
FMAGC2/GP7
FMAGC1
FMMIX2in
FMMIX2dec
GNDRF1
AMAGC1
AMMIXdec
AMMIXin
MIXbiasdec
IFAGC1
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
1
48
2
47
3
46
4
45
5
44
6
43
7
42
8
41
9
40
10
39
11
38
12
37
13
36
14
35
15
34
16
33
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
GNDIF
TCIF1
IFout1
IFout2
BIASD2
VDDdec
VCCBUS
MISO
MOSI
CLK
CS/AS
PS
BUSGND
VCCRO
XTALO
XTALI
AC00039
Table 2. Pin assignment
Pin # Pin Name
Description
1
BALUN1 active balun input 1
2
BALUNdec active balun input 2 (de coupling)
3
DAC2
Tuning DAC 2 output
4
DAC1
Tuning DAC 1 output
5
FMMIX1in FM mixer input – high gain stage = mode 1
6
FMMIX1dec FM mixer de couple
7 FMAGC2/GP7 FM AGC voltage output / alternative GP7 output
8
FMAGC1 FM PIN diode driver output
9
FMMIX2in FM Mixer input – low gain stage = mode2
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