TDA7703 Datasheet, PDF (8/32 Pages) STMicroelectronics – Automatic self alignment for image rejection

Block diagram and pin description
Table 2.
Pin #
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
44
Pin description (continued)
Pin name
Description
LNAIN2
AM LNA input 2^nd stage
LNAOUT2 AM LNA output
LNADEC2 AM LNA decoupling 2nd stage
AMMIXIN AM mixer input
VREF165 1.65 V reference voltage decoupling
VREFDEC 3.3 V reference voltage decoupling
GND-DIG Digital GND
VCC-DIG
5 V supply for digital logic
VCCREG1V2 VCC of 1.2 V regulator
REG1V2
1.2 V regulator output
VDD-3V3
SDA
SCL
3.3 V VDD output / decoupling
I²C bus data
I²C bus clock
VDD-1V2
1.2 V DSP supply
BUSSET
Bus communication setup
RSTN
Reset pin (active low)
VDD-1V2
1.2 V DSP supply
GND-1V2 Digital GND for 1.2 V VDD
VCC-DAC 5 V supply of audio DAC
OSCOUT Xtal osc output
OSCIN
Xtal osc input
GND-DAC Audio DAC GND
DACOUTL Audio output left
DACOUTR Audio output right
GND-IFADC IF ADC GND
VCC-IFADC 5 V supply of IF ADC
VCC-PLL
5 V supply of PLL
GND-PLL PLL GND
VCC-VCO 5 V supply of VCO
GND-VCO VCO GND
TDA7703
8/32
Rev 1