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TEMIC Semiconductors
TEMIC Semiconductors

TDA1072A Datasheet Preview

TDA1072A Datasheet

AM Receiver Circuit

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TDA1072A pdf
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TELEFUNKEN Semiconductors
AM Receiver Circuit
Technology: Bipolar
Features
D Controlled RF preamplifier
D Multiplicative balanced mixer
D Separate oscillator with amplitude
control
D IF amplifier with gain control
Case: 16 pin dual inline plastic
TDA 1072 A
D Balanced full–wave detector
D Audio preamplifier
D Internal AGC voltage
D Amplifier for field–strength indication
D Electronic stand–by on/off switch
Figure 1 Block diagram and application circuit
Preliminary Information
1



TEMIC Semiconductors
TEMIC Semiconductors

TDA1072A Datasheet Preview

TDA1072A Datasheet

AM Receiver Circuit

No Preview Available !

TDA1072A pdf
TDA 1072 A
TELEFUNKEN Semiconductors
Absolute maximum ratings
Reference point pin 16, unless otherwise specified
Supply voltage
Voltage on Pin 2
RF inputs
Voltages
Reference point 15
Parameters
RF inputs
Currents
Ambient temperature range
Storage temperature range
Pin 13
Pin 14
Pin 14
Pin 14
Pin 15
Pin 15
Pin 14, 15
Symbol
VS
V2
"Vi 14/15
Vi
–Vi
Vi
–Vi
"Ii
Tamb
Tstg
Value
20
0 to 20
12
Vs
0.6
Vi
0.6
200
– 30 to + 80
– 55 to + 150
Unit
V
V
V
V
V
V
V
mA
°C
°C
Electrical Characteristics
VS = 8.5 V, reference point pin 16, fIRF = 1MHz, RG = 50 W, fmod = 0.4 kHz, m = 30%, fIF = 460 kHz, Tamb = + 25 °C,
unless otherwise specified
Parameters
Test Conditions / Pin
Supply voltage range
Pin 13
Supply current, without
load, IL = 0 (Pin 11)
RF preamplifier and mixer
Pin 13
DC input voltages
Pin 14, 15
Input impedances
ViRF < 300 µV, Pin 14,15
Output impedance
ViRF > 10 mV, Pin 14, 15
Pin 1
Maximum conversion con-
ductance
Maximum IF output volt-
age
Output current
Preamplifier control range
Max. RF input voltage
Oscillator
Frequency range
Oscillator circuit imped-
ance range
Io 1 IF/ViRF
Pin 1
Pin 1
Pin 14, 15
Pin 12
Pin 12
Symbol
VS
IS
Vi
Ri
Ci
Ri
Ci
Ro
Co
DSM
VoIF
Io
SM
Vi
fOSC
ZLOSC
Min
7.5
500
0.6
0.5
Type
18
23
VS/2
5.5
25
8.0
22
6.0
1.2
30
Max Unit
V
30 mA
V
kW
pF
kW
pF
kW
pF
6.5 mA/V
5.0 Vpp
mA
dB
2.5 Vpp
60 MHz
200 kW
2 Preliminary Information


Part Number TDA1072A
Description AM Receiver Circuit
Maker TEMIC Semiconductors
Total Page 8 Pages
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TDA1072A pdf
TDA1072A Datasheet PDF
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