TDA7529_11 Datasheet, PDF (10/61 Pages) STMicroelectronics – RF front-end for AM/FM DSP car-radio with IF sampling

Pin description
Table 2.
Pin #
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
Pin assignment (continued)
Pin Name
Description
FMMIX2dec FM Mixer de couple
GNDRF1 GND RF1 section
AMAGC1 AMAGC PIN diode driver output
AMMIXdec AM mixer de couple
AMMIXin AM mixer input
MIXbiasdec Mixer bias de coupling
IFAGC1 IFAMP gain control via IFAGC - LSB
IFAGC2
GP4/VDS
IFAMP gain control via IFAGC - MSB
GPIO 4 / VDS input
AMAGC2 /
GP8
AFHOLD
AMAGC voltage output / alternative GP8 output
AF state machine hold output
AFSAMPLE AF state machine sample output
VCCRF1 Supply RF1 section
VCOdec1 BIAS de couple for VCO
Vtune
VCOdec2
VCO tuning voltage
BIAS de couple for VCO
GNDVCO VCO Ground
LFLC
Loop filter low current output
LFHC
GNDPLL
Loop filter high current output
PLL Ground
VCCPLL Supply PLL
GP1
GPIO 1
GNDRO Ground PLL digital part
XTALI
XTALO
Reference oscillator input
Reference oscillator output
VCCRO Supply PLL digital part
BUSGND BUSinterface Ground
PS
CS/AS
Protocol Select
Chip select / Address select
CLK
SPI / I2C clodk
MOSI
SPIdata input / I2C Data
MISO
SPI Data Output
VCCBUS
VDDdec
Supply of BUSinterface
De couple of internal 3.3V (=3,3V + Vbe)
10/61
Doc ID 13311 Rev 4
TDA7529