TDA7515 Datasheet, PDF (2/5 Pages) STMicroelectronics – RF-FRONTEND FOR AM/FM-DSP-CARRADIOS WITH IF SAMPLING

TDA7515
2 PIN CONNECTION
VCC
IFINAM
GND
IFIN1
IFIN2
MIXOUT1
MIXOUT2
AMAGCTC
FMIFAGCin
AMIN2
AMIN1
33 32 31 30 29 28 27 26 25 24 23
34
22
35
21
36
20
37
19
38
18
39
17
40
16
41
15
42
14
43
13
44
12
1 2 3 4 5 6 7 8 9 10 11
SCL
GNDPLL
LPHC
LPFM
LPREF
LPOUT
LPAM/SW
VPLL
VCOE
VCOB
GNDVCO
00AT0036
3 PIN DESCRIPTION
Pin No.
1
Pin Name
AMRFAGCin
2
AMRFAGCout
3
AMPINDR
4
FMPINDR
5
FMIN1
6
RFGND
7
FMIN2
8
FMAGCTC
9
TV1
10
TV2
11
VCCVCO
12
GNDVCO
13
VCOB
14
VCOE
15
VPLL
16
LPAM/SW
17
LPOUT
18
LPREF
19
LPFM
20
LPHC
Function
AM AGC Input for RF detection
AM AGC output for RF AGC
AM AGC PIN-diode driver
FM AGC Pindiode driver
FM Mixer Input 1
RF Ground
FM Mixer Input 2
FM AGC time constant
Tuning voltage 1 output
Tuning voltage 2 output
Supply Voltage VCO
VCO Ground
Base VCO
Emitter VCO
PLL Supply Voltage
OP AMP Input to PLL Loop Filter AM / switch output (optional)
OPAMP output to PLL Loop Filter
Voltage Reference for PLL
OP AMP Input to PLL Loop Filter FM
High Current PLL Loop Filter
2/5