TUA6037 datasheet(6/64 Pages) INFINEON

Part #	TUA6037

Description	3 Band Digital / Hybrid Tuner IC with integrated IF AGC amplifier

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Manufacturer	INFINEON [Infineon Technologies AG]

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TUA 6039-2, TUA 6039, TUA 6037

Data Sheet

6

Revision 2.6, 2007-08-20

5.4

Electrical Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

5.4.1

Input admittance (S11) of the LOW band mixer (30 to 200 MHz) . . . . . 55

5.4.2

Input impedance (S11) of the MID band mixer (130 to 500 MHz) . . . . . 55

5.4.3

Input impedance (S11) of the HIGH band mixer (400 to 1000 MHz) . . . 56

5.4.4

Output admittance (S22) of the of the mixers (30 to 60 MHz) . . . . . . . . 56

5.4.5

Input admittance (S11) of the SAW filter driver (30 to 60 MHz) . . . . . . . 57

5.4.6

Output impedance (S22) of the SAW filter driver (30 to 60 MHz) . . . . . 57

5.4.7

Input admittance (S11) of the IF AGC amplifier (30 to 60 MHz) . . . . . . 58

5.4.8

Output impedance (S22) of the IF AGC amplifier (30 to 60 MHz) . . . . . 58

5.5

Measurement Circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

5.5.1

Gain (GV) measurement in LOW band . . . . . . . . . . . . . . . . . . . . . . . . . 59

5.5.2

Gain (GV) measurement in MID and HIGH bands . . . . . . . . . . . . . . . . 59

5.5.3

Matching circuit for optimum noise figure in LOW band . . . . . . . . . . . . 60

5.5.4

Noise figure (NF) measurement in LOW band . . . . . . . . . . . . . . . . . . . 60

5.5.5

Noise figure (NF) measurement in MID and HIGH bands . . . . . . . . . . . 61

5.5.6

Cross modulation measurement in LOW band . . . . . . . . . . . . . . . . . . . 61

5.5.7

Cross modulation measurement in MID and HIGH bands . . . . . . . . . . . 62

5.5.8

Ripple susceptibility (RSC) measurement . . . . . . . . . . . . . . . . . . . . . . . 62

6

Package VQFN-48 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63

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