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TDA7511 Datasheet(PDF) 6 Page - STMicroelectronics |
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TDA7511 Datasheet(HTML) 6 Page - STMicroelectronics |
6 / 41 page TDA7511 6/41 VCCMIX1 MIX1 supply voltage 7.5 8.5 10 V VCCMIX2 MIX2 supply voltage 7.5 8.5 10 V ICC1 Supply current FM ON 7.5 mA ICC1 Supply current AM ON 10 mA ICC2 Supply current FM ON 50 mA ICC2 Supply current AM ON 60 mA ICC3 Supply current 2 mA ICCVCO Supply current 2.5 mA ICCMIX1 Supply current FM ON 6 mA ICCMIX1 Supply current AM ON 5 mA ICCMIX2 Supply current AM ON 5 mA Reference Voltages VREF1 Internal reference voltage IREF1 = 0mA 5 V VREF2 Internal reference voltage IREF2 = 0mA 2.5 V Wide Band RF AGC V11 Threshold AGC start V6 = VCC2/2 80 dB µV RIN Input resistance 500 Ω CIN Input capacitance 2.5 pF Narrow Band RF & Keying AGC V60 Lower threshold FMAGC, V11 = 0mVRMS 82 dB µV V60 Upper threshold FMAGC, V11 = 0mVRMS 92 dB µV RIN Input resistance 10 k Ω CIN Input capacitance 2.5 pF AGC MOSFET Driver Output V6 Max. AGC output voltage V11 = 0mVRMS VCC2 -0.5V V V6 Min. AGC output voltage V11 = 50mVRMS 0.5 V I6 Min. AGC charge current V11 = 0mVRMS,V6 = VCC2/2 -12.5 µA I6 Max. AGC discharge current V11 = 50mVRMS,V6 = VCC2/2 1.25 mA AGC PIN Diode Driver Output I5 AGC OUT, current min. V11 = 0mVRMS, V5 = 2V 50 µA I5 AGC OUT, current max. V11 = 50 mVRMS, V5 = 2V -6 mA Mixer1 (10.7MHz) RIN Input impedance Balanced, f = 98MHz 9 Ω ELECTRICAL CHARACTERISTCS (continued) Tamb = +25°C, VCC1 = VCC2 = VCC3 = VCCVCO = VCCMIX1 = 8.5V, fRF = 98MHz, dev. = 40kHz, fMOD =1kHz, fIF1 = 10.7MHz, fIF2 = 450KHz, fXtal = 10.25MHz, in test or application circuit, unless otherwise specified. Symbol Parameter Test Condition Min. Typ. Max. Unit |
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