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TDA4472-MSD Datasheet(PDF) 7 Page - TEMIC Semiconductors |
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TDA4472-MSD Datasheet(HTML) 7 Page - TEMIC Semiconductors |
7 / 14 page TDA4472-M Preliminary Information TELEFUNKEN Semiconductors Rev. A2, 15-Oct-96 7 (14) Unit Max. Typ. Min. Symbol Test Conditions / Pins Parameters Video frequency response over the AGC range ∆Β 2.0 dB Differential gain error DG 2 5 % Differential phase error DP 2 5 deg Intermodulation 1.07 MHz See note 6 aIM 52 60 dB Video signal to noise ratio Weighted, CCIR-567 S/N 56 60 dB Residual vision carrier fundamental wave 38.9 MHz and second harmonic 77.8 MHz vres1 2 10 mV Lower limiting level Below sync level ∆Vlim1 400 mV Upper limiting level Above ultra white level ∆Vlim2 600 mV Ripple rejection See note 1, Pin 23/Pin 12 RR 35 dB AFC output Pin 22 Control slope ∆I/∆f 0.7 mA/kHz Frequency drift by temperature Related to the picture carrier frequency 0.25 0.6 % Output voltage – upper limit – lower limit VAFC VS–0.4 0.4 V V Output current IAFC ±0.2 mA AFC switch Pin 19 Control voltage: AFC “off” AFC “on” See note 7 VSW 0 3.5 0.8 VS V V Switching current ISW ±100 mA SIF inputs Pin 1-2, 27-28 Input sensitivity (RMS value) Output signal at Pin 24/25: –3 dB vin 80 120 mVRMS Input impedance See note 1 Rin 1.2 k W Input capacitance See note 1 Cin 2 pF SIF-AGC Pin 5 IF gain control range Gv 60 65 dB AGC capacitor CAGC 10 mF Intercarrier output-FM Pin 24 see note 8 DC output voltage VDC 2 V Output resistance See note 1 Rout 150 W Sound IF output voltage (5.5 MHz output voltage) vin = 10 mV vout 180 250 350 mVRMS Weighted signal to noise ratio: (CCIR 468) Ref. signal: vin = 10 mV; FM dev. = ±27 kHz fmod = 1 kHz; tested with the double FM demod. U2860B; B/G modulated VIF signal Black screen: Channel 1/2 Grid pattern: Channel 1/2 Grey screen 50%: Channel 1/2 S/N S/N S/N 60/58 54/52 60/57 dB dB dB Ripple rejection See note 1, Pin 23/Pin 24 RR 35 dB SIF input selector switch Pin 3 |
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