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TDA4471 датащи(PDF) 9 Page - TEMIC Semiconductors |
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TDA4471 датащи(HTML) 9 Page - TEMIC Semiconductors |
9 / 16 page TELEFUNKEN Semiconductors TDA4471 Preliminary Information Rev. A1: 18.08.1995 9 (16) Electrical Characteristics Vs = +5V, Tamb = +25°C; reference point Pin 4 (9, 18), unless otherwise specified Parameters Test Conditions / Pins Symbol Min. Typ. Max. Unit SIF input Pin 1–2 Input sensitivity, RMS value output signal: –3dB vin 80 120 V Input impedance see note 1 Rin 1.2 k Input capacitance see note 1 Cin 2 pF SIF – AGC: (pin 5) IF gain control range Gv 60 65 dB AGC capacitor CAGC 10 F Intercarrier output– FM Pin 26 see note 8 DC output voltage VDC 2 V Output resistance see note 1 Rout 150 Sound IF output voltage, RMS value 5.5 MHz output voltage vin = 10 mV vout 300 mV Weighted signal to noise ra- tio: (CCIR 468) Black screen: Channel 1/2 Grid pattern: Channel 1/2 Grey screen 50%: Channel 1/2 Ref .signal: vin =10 mV; FM dev. = 27 kHz fmod = 1 kHz; tested with the double FM demod. U2860B; B/G modulated IF signal S/N S/N S/N 60/58 54/52 60/57 dB dB dB Ripple rejection Pins 25, 26 see note 1 RR 35 dB Electrical Characteristics Vs = +5V, Tamb = +25°C; reference point Pin 4 (9 ,16), unless otherwise specified Parameters Test Conditions / Pins Symbol Min. Typ. Max. Unit AF output – AM Pin 27 see note 9 DC output voltage VDC 2.2 V Output resistance see note 1 Rout 150 AF output voltage, RMS value m = 54 % voAF 500 mV Total harmonic distortion m = 54% fmod = 1kHz, 12.5kHz THD 1 2 % Signal to noise ratio Reference: m = 54%, fmod = 1 kHz, 22 kHz low pass filter S/N 65 dB Ripple rejection Pin 25, 27 see note 1 RR 28 dB |
Аналогичный номер детали - TDA4471 |
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Аналогичное описание - TDA4471 |
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