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TDA9800T Arkusz danych(PDF) 10 Page - NXP Semiconductors |
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TDA9800T Arkusz danych(HTML) 10 Page - NXP Semiconductors |
10 / 23 page July 1994 10 Philips Semiconductors Preliminary specification VIF-PLL demodulator and FM-PLL detector TDA9800 Tuner AGC (pin 12) Vi IF input signal for minimum starting point of tuner take over (RMS value) input at pins 1 and 2; RTOP = 22 kΩ −− 5mV IF input signal for maximum starting point of tuner take over (RMS value) input at pins 1 and 2; RTOP =0 Ω 50 −− mV V12 allowable voltage from external source −− 13.2 V saturation voltage I12 = 1.7 mA −− 0.2 V ∆V12 variation of take over point by temperature I12 = 0.4 mA − 0.02 0.06 dB/K I12 sink current see Fig.4 no tuner gain reduction − 0.1 0.3 µA maximum tuner gain reduction 1.7 2.0 2.6 mA ∆G IF IF slip by automatic gain control tuner gain current from 20 to 80% − 68dB AFC circuit (pin 15) see Fig.8 and note 14 S control steepness ∆I15/∆f note 15 38.9 MHz −0.6 −0.72 −0.84 µA/kHz 45.75 MHz −0.45 −0.6 −0.75 µA/kHz 58.75 MHz −0.38 −0.5 −0.62 µA/kHz ∆f IF frequency variation by temperature IAFC = 0; note 3 −−±20 ppm/K V15 output voltage upper limit see Fig.8 VP − 0.5 VP − 0.3 − V output voltage lower limit − 0.3 0.5 V I15 output current source 160 200 240 µA output current sink 160 200 240 µA ∆I15 residual video modulation current (peak-to-peak value) − 20 30 µA Sound mute switch (pin 5) note 16 VIL input voltage for MUTE-ON 0 − 0.8 V VIH input voltage for MUTE-OFF 1.5 − VP V IIL LOW level input current V5 =0V −−300 −360 µA α mute audio attenuation V5 = 0 V 70 80 − dB ∆V 5 DC offset voltage at switching (plop) switching to MUTE-ON − 100 500 mV SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT |
Podobny numer części - TDA9800T |
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Podobny opis - TDA9800T |
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