TA2003PG/FG
TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic
TA2003PG,TA2003FG
AM / FM Radio IC
The TA2003PG, TA2003FG are AM / FM radio IC (FM F / E+AM
/ FM IF) which are designed for AM / FM radios.
Combining with the TA7368P (Mono PW IC), a suitable AM / FM
radio system is able to be constituted.
TA2003PG
Features
•
•
•
FM IFT, AM IFT and FM detector coil are not needed.
Pin compatible of TA8164P.
Operating supply voltage range
: V
CC (opr)
= 1.8~7V (Ta = 25°C)
TA2003FG
Weight
DIP16−P−300−2.54A: 1.00g (typ.)
SSOP16−P−225−1.00A: 0.14g (typ.)
1
2006-04-11
TA2003PG/FG
Explanation Of Terminals
Pin
No.
Terminal voltage: Typical DC voltage at Ta = 25°C, V
CC
= 3V and no signal with test circuit 1
Symbol
Contents
Internal Circuit
Terminal
Voltage(V)
AM
FM - RF OUT
FM
15
1
FM RF in
Input of FM RF amplifier
1KΩ
50pF
0
1
GND1
2
0.7
2
GND1
GND for RF, OSC and mix
stage
―
14
AM / FM
SW
0
0
3
FM mix
Output of FM mix
3
0.4
1.7
GND1
2
V
CC
6
4
AM mix
Output of AM mix
GND2
4
9
0.6
0
IF AGC
5
5
AGC
By
−
pass of AM AGC
RF AGC
GND2
AGC
0
0
9
―
3.0
3.0
6
V
CC
―
3
2006-04-11
TA2003PG/FG
Pin
No.
Terminal
Voltage(V)
AM
V
CC
6
Symbol
Contents
Internal Circuit
FM
7
7
AM IF in
Input of AM IF amplifier
2KΩ
1KΩ
3.0
3.0
GND2
9
V
CC
6
330Ω
8
FM IF in
Input of FM IF amplifier
8
GND2
9
3.0
3.0
9
GND2
GND for IF stage
V
CC
6
―
0
0
10
QUAD
FM QUAD detector
Ceramic discriminator is
connected.
Recommendation
CDA10.7MG31
(MURATA MGF. CO., LTD)
GND2
9
10
2.5
2.2
V
CC
6
11
DET out
Output of FM / AM detector
a
b
11
1.4
1.1
GND2
9
a
Low
→
FM, High
→
AM
b
Low
→
AM, High
→
FM
V
CC
6
12
AM OSC
AM local oscillator terminal
oscillator coil is connected.
12
ALC
3.0
3.0
GND1
2
4
2006-04-11
TA2003PG/FG
Pin
No.
Terminal
Voltage(V)
AM
AM / FM SW
14
Symbol
Contents
Internal Circuit
FM
13
FM OSC
FM local oscillator terminal
Oscillator coil is connected.
13
MIX
GND1
2
0.9
3.0
6
V
CC
14
AM / FM SW
AM / FM switch connected to
Pin(14) V
CC
→FM
mode
Pin(14) open→AM mode
14
GND2
0.9
3.0
9
15
FM RF out
FM RF coil is connected.
cf. pin(1)
3.0
3.0
6
V
CC
16
AM RF in
Input of AM RF amplifier
16
GND1
3.0
3.0
2
5
2006-04-11