UTC-IC TA2003

UTC TA2003
LINEAR INTEGRATED CIRCUIT
AM/FM RADIO IC
DESCRIPTION
The UTC TA2003 is AM/FM Radio IC ( FM F/E +
AM/FM IF ) which is designed for AM/FM Radios.
SOP-16
FEATURES
* FM IFT,AM IFT and FM Detector Coil aren’ t needed.
* Operating Supply Voltage Range
* VCC( opr ) = 1.8 ~ 7V ( Ta=25°C).
DIP-16
BLOCK DIAGRAM
Vcc
AM
FM
16
AM
RF
IN
15
14
FM
RF
OUT
FM/AM
SW
AM/
FM
SW
13
FM
OSC
FM
OSC
12
AM
OSC
11
DET
OUT
AM
OSC
10
QUAD
9
GND2
FM
DET
AM
RF
AM
DET
FM
RF
FM
MIX
AM
MIX
AGC
FM
IF
AM
IF
1
FM
RF IN
GND1
2
3
FM
MIX
4
AM
MIX
AGC
5
Vcc
6
7
AM
IF IN
8
FM
IF IN
BPF
UTC
UNISONIC TECHNOLOGIES CO., LTD.
1
QW-R110-011,A
UTC TA2003
LINEAR INTEGRATED CIRCUIT
EXPLANATION OF TERMINAL
TERMINAL VOLTAGE : Typical DC voltage at Ta=25°C, Vcc=3V and no signal with Test Circuit
NO
SYMBOL
CONTENTS
INTERNAL
TERMINAL VOLTAGE
CIRCUIT
AM
FM
0
0.7
0
0
0.4
1.7
0.6
0
0
0
3.0
3.0
3.0
3.0
3.0
3.0
0
0
2.5
2.2
FM RF OUT
1
FM AF IN
15
Input of FM RF Amplifier
1K
50pf
1
GND
2
2
GND1
GND for RF, DSC and MIX Stage
14
3
FM MIX
AM / FM
SW
Output of FM MIX
3
GND1
2
FM RF OUT
15
4
AM MIX
Output of AM MIX
1K
50pf
1
GND
2
FM RF OUT
15
5
AGC
By pass of AM AGC
1K
50pf
1
GND
2
6
Vcc
-
FM RF OUT
15
7
AM IF IN
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
GND
2
9
GND2
GND for IF stage
FM QUAD Detector
FM RF OUT
15
QUAD
connected.
Recommendation
1
1K
10
50pf
Ceramic Discriminator is
GND
2
CDA 10.7MG31 (MURATA
MFG. CO., LTD)
UTC
UNISONIC TECHNOLOGIES CO., LTD.
2
QW-R110-011,A
UTC TA2003
NO
LINEAR INTEGRATED CIRCUIT
SYMBOL
CONTENTS
INTERNAL
TERMINAL VOLTAGE
CIRCUIT
AM
FM
1.4
1.1
3.0
3.0
0.9
3.0
0.9
3.0
3.0
3.0
3.0
3.0
FM RF OUT
15
DET OUT
Output of FM/AM Detector
1K
1
50pf
11
GND
2
FM RF OUT
15
AM OSC
AM local Oscillator Terminal
1K
Oscillator Coil is connected.
1
50pf
12
GND
2
FM RF OUT
FM OSC
15
FM local Oscillator Terminal
1K
Oscillator Coil is connected
1
50pf
13
GND
2
FM RF OUT
15
AM/FM switch connected to
Pin14
Vcc->FM mode
Pin14
OPEN->AM mode
1
15
FM RF OUT
FM RF Coil is conected
50pf
AM/FM SW
1K
14
GND
2
cf. PIN 1
FM RF OUT
15
AM RF IN
input of AM RF Amplifier
1K
1
50pf
16
GND
2
UTC
UNISONIC TECHNOLOGIES CO., LTD.
3
QW-R110-011,A
UTC TA2003
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS (Ta=25°C)
PARAMETER
SYMBOL
VALUE
Vcc
8
V
PD(Note)
750
mW
Operating Temperature
Topr
-25~75
°C
Storage Temperature
Tstg
-55~150
°C
Supply Voltage
Power Dissipation
DIP-16
SOP-16
UNITS
350
ELECTRICAL CHARACTERISTICS
Unless otherwise specified,Ta=25°C,VCC=3V,
PARAMETER
Supply Current
F/E
FM
IF
AM
Input Limiting Voltage
Qulescent Sensitivlty
Local OSC Voltage
Local OSC Stop Voltage
Input Limiting Voltage
Aecovered Output Voltage
Signal To Noise Ratio
Total Harmonic Distortion
AM Rejection Ratio
Voltage Gain
Recovered Output Voltage
Signal To Noise Ratio
Total Harmonic Distortion
Local DSC Stop Voltage
FE
FM IF
AM
SYMBOL
: f = 98MHz, fm = 1KHz
: f = 10.7MHz, fm = 1KHz
: f = 1MHz, MOD = 30%, fm = 1 KHz
TEST TEST CONDITIONS MIN TYP MAX
CIRCUIT
Icc (FM)
Icc (AM)
Vin(lim)
Qs
Vosc
Vstop(FM)
Vin(lim) IF
VOD
S/N
THD
AMR
Gv
VOD
S/N
THD
Vstop (AM)
1
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
FM Mode, Vin=0
AM Mode, Vin=0
-3dB limiting point
S/N=30dB
fosc=108MHz
Vin=0
-3dB limiting point
Vin=80dB V EMF
Vin=80dB V EMF
Vin=80dB V EMF
Vin=80dB V EMF
Vin=27dB V EMF
Vin=60dB V EMF
Vin=60dB V EMF
Vin=60dB V EMF
Vin=0
160
42
50
15
35
-
10.5
5.0
12
12
240
1.2
47
70
62
0.4
33
32
60
43
1.0
1.6
16.5
8.0
320
52
90
50
85
-
UNIT
mA
dB V EMF
dB V EMF
mVrms
V
dB V EMF
mVrms
dB
%
dB
mVrms
mVrms
dB
%
V
COIL DATA (Test circuit)
COIL NO.
TEST
FREQ
(Hz)
L
Co
(mH)
(pF)
1-2
2-3
1-3
1-4
4-6
L1 FM RF
100M
-
-
100
-
-
-
2.25
-
0.5 UEW
L2 FM
OSC
100M
-
-
100
-
-
1.75
-
-
0.5 UEW
L3 AM
OSC
796K
26B
-
125
14
86
-
-
-
0.06 UEW
UTC
Qo
TURNS
WIRE
UNISONIC TECHNOLOGIES CO., LTD.
4
QW-R110-011,A
UTC TA2003
LINEAR INTEGRATED CIRCUIT
V.C.
L1 , L2
L3
3
3
PIN
12
4
2
1
6
1
Vcc
TEST CIRCUIT 1
-
22uF +
AM
4700pF
0.047uF
20 k£[
FM
1k£[
DET OUT
Vcc
FM
16
AM
RF
IN
15
220uF
-
15pF
0.01uF
75 £[
Vin
L3
L2
L1
0.022uF
CDA10.7MG31
75 £[
2.2 k£[
4700pF
2.2 mH
AM RF IN
0.01uF
+
AM
14
AM/
FM
FM
RF
OUT FM/AM SW
SW
13
12
FM
OSC
FM
OSC
AM
OSC
11
DET
OUT
AM
OSC
10
QUAD
9
GND2
FM
DET
AM
RF
AM
DET
FM RF IN
75 £[
FM
RF
FM
MIX
AM
MIX
AGC
AM
IF
BPF
1
FM
RF IN
GND1
2
3
FM
MIX
4
AM
MIX
AGC
5
Vcc
6
7
FM
IF
AM
IF IN
8
FM
IF IN
Vin
33uF
SFE10.7MA5L
SFU455C5
SFE10.7MA5L
75 £[
FM IF IN
270£[
Vin
UTC
UNISONIC TECHNOLOGIES CO., LTD.
5
QW-R110-011,A
UTC TA2003
LINEAR INTEGRATED CIRCUIT
TEST CIRCUIT 2
16
13
12
11
10
FM RF
OUT
15
AM/FM
SW
FM
OSC
AM
OSC
DET
OUT
QUAD
FM
RF IN
GND1
FM
MIX
1
2
3
-
9
2.2 k
14
AM
RF IN
+
220uF
-
0.01uF
+
220uF
0.01uF
Vcc ( 3V )
GND2
UTC TA2003
UTC
AM
MIX
4
AGC
5
Vcc
6
AM
IF IN
7
FM
IF IN
8
UNISONIC TECHNOLOGIES CO., LTD.
6
QW-R110-011,A