TUA4306 Siemens Semiconductor Group, TUA4306 Datasheet
TUA4306
Available stocks
Related parts for TUA4306
TUA4306 Summary of contents
Page 1
ICs for Communications 1-Chip Car Radio TUA 4306 Specification 16.3.99 ...
Page 2
Edition 16.3.99 Published by Siemens AG, Bereich Halbleiter, Marketing- Kommunikation, Balanstraße 73, 81541 München Siemens AG 1995. © All Rights Reserved. Attention please! As far as patents or other rights of third parties are concerned, liability is only assumed for ...
Page 3
Table of Contents 1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 4
Last Edition: DOK-Nr. V66047 from July 22nd 1998 Semiconductor Group Specification 1 TUA 4306 16.3.99 ...
Page 5
Features 1.1 AM/FM-Receiver High flexibility with an external preamplifier stage for AM and FM Strictly symmetrical RF parts Separate mixers for AM and FM mode Sym. or asym. mixer inputs Only one 2-pin-oscillator for the 1st LO ...
Page 6
Stereodecoder This part provides the stereo decoder function and noise blanking for FM car radio applications. Internal reference voltage source Adjustment free oscillator with ceramic resonator 456 kHz Pilot dependent mono/stereo switching with hysteresis Stereo indicator output Analog mono/stereo ...
Page 7
Pinning Pin Function 1 MP det det cap 3 MP det out 4 AM seek count 6 GND bias bias 10 ...
Page 8
Circuit Description General Description The TUA 4306 is a one chip car radio system consisting of AM/FM receiver, AM-Up/Down conversion, AGC amplifier / demodulator, FM-IF limiter amplifier / demodulator and stereodecoder / noiseblanker. 4.1 AM/FM-Receiver The AM/FM-receiver part includes ...
Page 9
The pulse former generates a gate pulse for the HCC block. During that pulse time the out- puts of the deemphasis circuit are switched to hold mode. 4 MODE In the AM mode the 1st IF ...
Page 10
Pin Configuration ...
Page 11
Pin Description Pin Symbol No det in Auxiliary multipath detector input (in parallel to internal connection det cap Multipath detector rectifier capacitor 3 MP det out Analog multipath detector output 4 AM seek m AM ...
Page 12
Pin Symbol No 1st mixer symmetrical inputs 1st mixer symmetrical inputs 1st mixer symmetrical inputs 37 Vref RF Reference voltage RF section (4 ...
Page 13
SNC HCC V ref H/S AF out Pilot ind STEREODECODER 54 NOISE BLANKER 456k FM-IF AMPLIFIER AM/FM ...
Page 14
prestage prestage +V S Gain adj IF1 out Prestage- AGC AM Mixer 36 AM- Mixer 34 FM- 4-10 Osc :4- Osc 41 Sel ...
Page 15
Blockdiagram 3 Semiconductor Group Specification 12 TUA 4306 16.3.99 ...
Page 16
Blockdiagram 4 Semiconductor Group Specification 13 TUA 4306 16.3.99 ...
Page 17
Absolute Maximum Ratings The AC / DCcharacteristic limits are not guaranteedhe maximal ratings may not be exceeded under any cir- cumstances, not even momentary and individual, as permanent damage to the IC will result. Parameter Junction temperature Storage temperature ...
Page 18
Operational Range Within the operational range the IC operates as described in the circuit description. The characteristic limits are not guaranteed . Parameter Supply voltage Ambient temperature Semiconductor Group Specification Limit Values Symbol min max ...
Page 19
Characteristics characteristics involve the spread of values guaranteed within the specified supply voltage and ambi- ent temperature range. Typical characteristics are the median of the production. Supply Voltage V = 8.5 V ...
Page 20
Parameter AM mode f = 10.7 MHz IF1 f = 450 kHz IF2 MHz 35-36 V =1V 42 Mixer 1 1. Interceptpoint 3rd order 2. Mixer gain 3. Max. input voltage 4. Noise figure (10 MHz) 5. ...
Page 21
Parameter section Mixer 2 1. Mixer gain 2. Noise figure 3. Max Input Voltage 4. Input impedance Frequency force input 5. Operational frequency 6. External force voltage Semiconductor Group Specification Limit Values Test Symbol Circuit min ...
Page 22
Parameter FM mode f =10.7 MHz IF f =100 MHz 33-34 V =open 42 Mixer 1 1.Interceptpoint 3rd order 2.Noise figure (10 MHz) 3. Mixer gain 4.Input impedance 5.Input impedance 6.Input impedance 7.Input impedance Prestage AGC output 8. AGC voltage ...
Page 23
Parameter Fieldstrength load capacitance Lab Fieldstrength load resistance Fieldstrength voltage Fieldstrength voltage Fieldstrength voltage 2. AF-output voltage 3. AF-output voltage 4. Input voltage for limiter threshold 5. Total harmonic distortion 6. AM-suppression 7. Signal-to-noise ratio 8. AF mute Multipath detector ...
Page 24
Parameter 3.Stereodecoder Measuring condition: V =600mV ; f=1 kHz; 15kHz LP with 19kHz Notch; see appendix 53 rms 1.Total harmonic distortion 2. Signal to noise ratio 3. Channel separation 4. AF output voltage 5. Overdrive margin 6. AF output DC ...
Page 25
Deemphasis Reference frequency = 400Hz C =10nF; =75 s deemph nom 8. Minimum FM attenuation 9. Maximum FM attenuation 10. Minimum AM attenuation 11. Maximum AM attenuation Stereo/Mono blend control : 1. Channel separation 2. Channel separation Oscillator 3. Max. ...
Page 26
Mode AGC-Amplifier Measuring condition 450 kHz kHz mod 10 1. AGC-range 2. Input sensitivity 3. AGC time seek mode on 4. AGC time seek mode off 5. Integrator Current 6. Integrator Current ...
Page 27
IF - Counter 19 counter Output voltage 20. IF-counter output voltage 21. IF-counter Output voltage Semiconductor Group Specification 1 V 220 5AC 24 TUA 4306 R =100k L 270 mV V =0.7 ...
Page 28
Truthtables AM 1st LO ECL divider truthtable divide by 4 divide by 6 divide by 8 divide by 10 Semiconductor Group Specification Sel A Sel TUA 4306 16.3.99 ...
Page 29
Test Circuit Semiconductor Group Specification 26 TUA 4306 16.3.99 ...
Page 30
Application Circuit Semiconductor Group Specification 27 TUA 4306 16.3.99 ...
Page 31
Applic ation Circuit 17 Diagram 1 V Characteristic VFmin V - Dynamic :The dynamic range of VF voltage is determined by F the test points M1 through M4 as follows: M1: test point ...
Page 32
Diagram 2 V Characteristic VFmax 30 Test points to determine Linearity: is determined Slope The tolerance range of the VF - linearity is determined by two parallel ...
Page 33
Diagram 3 V Characteristic VFmax 30 V -Temperatur - Drift : It is determined within -40 bis + Slope The tolerance range of the V by two parallel lines: V Fmax ...