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TDA7511 Datasheet(PDF) 12 Page - STMicroelectronics |
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TDA7511 Datasheet(HTML) 12 Page - STMicroelectronics |
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12 / 41 page ![]() TDA7511 12/41 A Gain 6dB Cmin Min. capacitance step IF1T 0.55 pF Cmax Max. capacitance IF1T 8.25 pF C61-62 IF1T 2 pF AM Mixer2 (450kHz) RIN Input impedance Dependent on application 5 k Ω IP3 3rd order intercept point 140 dB µV F Noise figure 12 dB A Max. gain Mixer2 tank output 15 dB ∆A Gain control range 20 dB Cmin Min. cap step IF2T 1.6 pF Cmax Max. cap IF2T 24 pF C55-56 IF2T 2 pF ELECTRICAL CHARACTERISTICS Symbol Parameter Test Condition Min. Typ. Max. Unit ADDITIONAL PARAMETERS Outputs of Tuning Voltage(TV1, TV2) VOUT Output voltage TVR,TVO 1 VCC3- 1V V ROUT Output impedance 20 k Ω Xtal Reference Oscillator fLO Reference frequency CLoad = 15pF 10.25 MHz CStep Min. cap step XTAL 0.6 pF Cmax Max. cap XTAL 19.4 pF ∆f/f Freq. deviation versus VCC2 ∆VCC2 = 1V 1.5 ppm/V ∆f/f Freq. deviation versus temp -40°C < T < +85°C 0.2 ppm/K I2C-Bus interface fSCL Clock frequency 400 kHz VIL Input low voltage 1V ELECTRICAL CHARACTERISTICS (continued) Tamb = +25°C, VCC1 = VCC2 = VCC3 = VCCVCO = VCCMIX1 = VCCMIX2 =8.5V, fRF =1MHz, fMOD = 400Hz at 30% AMfIF1 = 10.7MHz, fIF2 = 450kHz, fxtal = 10.25MHz, in test or application circuit, (unless otherwise noted, VinRF antenna input). Symbol Parameter Test Condition Min. Typ. Max. Unit |
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