LINEAR INTEGRATED CIRCUIT
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@vic AV2003
AM/FM RADIO IC
DESCRIPTION
LINEAR INTEGRATED CIRCUIT
The AVIC AV2003 is AM/FM Radio I...
Description
www.DataSheet4U.com
@vic AV2003
AM/FM RADIO IC
DESCRIPTION
LINEAR INTEGRATED CIRCUIT
The AVIC AV2003 is AM/FM Radio IC ( FM F/E + AM/FM IF ) which is designed for AM/FM Radios.
FEATURES
* FM IFT,AM IFT and FM Detector Coil aren’ t needed. * Operating Supply Voltage Range * VCC( opr ) = 1.8 ~ 7V ( Ta=25°C).
SOP-16
DIP-16
BLOCK DIAGRAM
Vcc
AM FM
16
AM RF IN
15
FM RF OUT
14
FM/AM SW
AM/ FM SW
13
FM OSC
12
AM OSC
11
DET OUT
10
QUAD
9
GND2
FM OSC
AM OSC
FM DET
AM RF AM DET FM RF FM MIX AM MIX AGC
AM IF FM IF
1
FM RF IN
GND1
2
3
FM MIX
4
AM MIX
AGC
Vcc
5
6
7
AM IF IN
8
FM IF IN
BPF
QW-R110-011,A
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@vic AV2003
EXPLANATION OF TERMINAL
NO SYMBOL
LINEAR INTEGRATED CIRCUIT
TERMINAL VOLTAGE : Typical DC voltage at Ta=25°C, Vcc=3V and no signal with Test Circuit
CONTENTS
INTERNAL CIRCUIT
TERMINAL VOLTAGE
AM
FM RF OUT
FM
0.7
1
FM AF IN
Input of FM RF Amplifier
1
15
0
1K 50pf
GND
2
2 3
GND1 FM MIX
GND for RF, DSC and MIX Stage Output of FM MIX
14
0
AM / FM SW
0 1.7
0.4
3
GND1
2
FM RF OUT
15
4
AM MIX
Output of AM MIX
1K 50pf
1
0.6
0
GND
2
FM RF OUT
15
5
AGC
By pass of AM AGC
1K 50pf
1
0
0
GND
2
6 7
Vcc AM IF IN
15
FM RF OUT
3.0 3.0
3.0 3.0
Input of AM IF Amplifier
1K 50pf
1
GND
2
FM RF OUT
15
8
FM IF IN
Input of FM IF Amplifier
1K 50pf
1
3.0
3.0
GND
2
9
GND2
GND for IF stage FM QUAD Detector Ceramic Discriminator is
1
FM RF OUT
15
0
0
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