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TDA7513T Datasheet(PDF) 9 Page - STMicroelectronics |
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TDA7513T Datasheet(HTML) 9 Page - STMicroelectronics |
9 / 59 page 9/59 TDA7513T Table 15. Mixer1 (Input at AMMIX1IN+, no mod) Table 16. AGC1 (Wide AGC input = AM Mixer1 input; Narrow AGC input = AM Mixer2 input; Ultra Narrow AGC input = AM IF2 Amp input; fWAGCin = 999kHz, fNAGCIN = 10.7MHz, fUNAGCin = 450kHz) Table 17. Mixer2 (Input at AMMIX2IN, fc = 10.7MHz, no mod) Symbol Parameter Test Condition Min Typ Max Unit Gv conversion gain from AMMIX1IN+to IFT1 secondary loaded with 330 Ω 13 dB IIP3 Input 3rd order intercept point referred to AMMIX1IN+ 130 dB µV Rin input resistance (differential) AMMIX1IN+ w.r.t. AMMIX1IN- 1.2 k Ω CIFT1 IFT1 min Between MIXOUT+ and MIXOUT- 0pF adjustment max 8.25 pF capacitor step 0.55 pF Symbol Parameter Test Condition Min Typ Max Unit WAGCsp Wide AGC min AMMIX1IN+ @ I(AMAGC1VOUT) = 1 uA 85 dB µV starting point max 104 dB µV NAGCsp NarrowAGC min AMMIX1IN+ @ I(AMAGC1VOUT) = 1 uA 79 dB µV starting point max 97 dB µV UNAGCsp Ultra Narrow AGC min AMMIX1IN+ @ I(AMAGC1VOUT) = 1 uA 50 dB µV starting point max 97 dB µV AGC1R AGC1 filtering resistor AMAGC1TC pin 100 K Ω Iout min AGC OFF 1 µA max AGC ON 0.4 mA Vout min AGC ON 0.5 V max AGC OFF 3.38 V AGC1VRout AMAGC1VOUT output resistance 23 K Ω Symbol Parameter Test Condition Min Typ Max Unit Gv, max conversion gain, no AGC from AMMIX2IN to IFT2 secondary loaded with 2k Ω 15 dB Gv, min conversion gain, full AGC from AMMIX2IN to IFT2 secondary loaded with 2k Ω -7 dB IIP3 Input 3rd order intercept point referred to AMMIX2IN, no AGC 120 dB µV Rin input resistance AMMIX2IN w.r.t. ground 330 Ω CIFT2 IFT2 min Between AMMIX2OUT and gnd 0 pF adjustment max 24 pF capacitor step 1.6 pF |
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