TDA7703 Datasheet, PDF (7/32 Pages) STMicroelectronics – Automatic self alignment for image rejection

TDA7703
1.2
Pin description
Figure 2. Pin connection (top view)
Block diagram and pin description
LF1 1
TCAGCFM 2
FMMIXDEC 3
FMMIXIN 4
GND-RF 5
FMPINDRV 6
VCC-RF 7
TCAM 8
PINDDEC 9
PINDIN 10
GND-LNA 11
LQFP44
33 VCC-DAC
32 GND-1V2
31 VDD-1V2
30 RSTN
29 BUSSET
28 VDD-1V2
27 SCL
26 SDA
25 VDD-3V3
24 REG-1V2
23 VCCREG1V2
Table 2.
Pin #
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Pin description
Pin name
Description
LF1
PLL loopfilter output
TCAGCFM FM AGC time constant
FMMIXDEC FM mixer decoupling
FMIXIN
FM mixer input
GND-RF
FMPINDRV
RF Ground
FM AGC PIN diode driver
VCC-RF
5 V supply for RF section
TCAM
AM AGC time constant
PINDDEC
PINDIN
AM AGC internal PIN diode decoupling
AM AGC internal PIN diode input
GND-LNA GND of AM LNA, AM internal PIN diode , AM mixer, IF
LNAIN
AM LNA input
LNADEC
AM LNA decoupling
LNAOUT
AM LNA output first stage
Rev 1
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