DATA SHEET
Product specificationFile under Integrated Circuits, IC02
April 1985
INTEGRATED CIRCUITS
TDA2549I.F. amplifier and demodulator formultistandard TV receivers
Страница 1: ...DATA SHEET Product specification File under Integrated Circuits IC02 April 1985 INTEGRATED CIRCUITS TDA2549 I F amplifier and demodulator for multistandard TV receivers ...
Страница 2: ... on off switch and inverter switch A G C circuit for positive modulation mean level and negative modulation noise gate A G C output for controlling MOSFET tuners QUICK REFERENCE DATA PACKAGE OUTLINE 24 lead DIL plastic SOT101A SOT101 1 1996 November 19 Supply voltage pins 13 and 21 VP V13 21 3 typ 12 V Supply current pins 13 and 21 IP I13 21 3 typ 82 mA I F input signal at Vo 2 V between pins 6 an...
Страница 3: ...April 1985 3 Philips Semiconductors Product specification I F amplifier and demodulator for multistandard TV receivers TDA2549 Fig 1 Block diagram ...
Страница 4: ...I F input signal for Vo 2 V between pins 6 and 7 Vi V6 7 50 150 µV Input impedance differential Z6 7 2 kΩ Input capacitance differential C6 7 2 pF Zero single output level positive modulation V22 3 1 6 2 2 3 V negative modulation V22 3 3 7 4 4 3 V Top sync output level V22 3 1 7 2 2 3 V Gain control range Gv 50 74 dB Signal to noise ratio at Vi 10 mV note 1 S N 50 57 dB Maximum video output amplit...
Страница 5: ...LOW Vi 3 mV take over point HIGH Vi 10 mV Signal expansion at Gv 50 dB V22 3 0 5 dB Negative modulation Fig 4 white spot inverter threshold level V22 3 4 6 V white spot insertion level V22 3 3 2 V noise inverter threshold level V22 3 0 9 V noise insertion level V22 3 2 5 V Positive modulation a g c detector reference level V11 3 3 0 3 2 3 4 V Auxiliary video input signal for Vo p p 2 V V12 3 0 7 1...
Страница 6: ...n I F amplifier and demodulator for multistandard TV receivers TDA2549 Fig 2 A F C output voltage V15 3 for positive a f c Fig 3 A F C output voltage V15 3 for negative a f c Fig 4 Video output waveform showing white spot and noise inverter threshold levels ...
Страница 7: ...April 1985 7 Philips Semiconductors Product specification I F amplifier and demodulator for multistandard TV receivers TDA2549 APPLICATION INFORMATION Fig 5 Application diagram ...
Страница 8: ... 92 11 17 95 01 23 A min A max b w ME e1 1 7 1 3 0 53 0 38 0 32 0 23 32 0 31 4 14 1 13 7 3 9 3 4 0 25 2 54 15 24 15 80 15 24 17 15 15 90 2 2 5 1 0 51 4 0 0 066 0 051 0 021 0 015 0 013 0 009 1 26 1 24 0 56 0 54 0 15 0 13 0 01 0 10 0 60 0 62 0 60 0 68 0 63 0 087 0 20 0 020 0 16 051G02 MO 015AD MH c e 1 ME A L seating plane A1 w M b1 e D A2 Z 24 1 13 12 b E pin 1 index 0 5 10 mm scale Note 1 Plastic ...
Страница 9: ...the package below the seating plane or not more than 2 mm above it If the temperature of the soldering iron bit is less than 300 C it may remain in contact for up to 10 seconds If the bit temperature is between 300 and 400 C contact may be up to 5 seconds DEFINITIONS LIFE SUPPORT APPLICATIONS These products are not designed for use in life support appliances devices or systems where malfunction of...
