TDA9381 Philips Semiconductors Datasheet

TDA9381 Key Features

• Multi-standard vision IF circuit with alignment-free PLL demodulator
• Internal (switchable) time-constant for the IF-AGC circuit
• A choice can be made between versions with mono
• The mono intercarrier sound versions have a selective FM-PLL demodulator which can be switched to the different FM sound
• Source selection between ‘internal’ CVBS and external CVBS or Y/C signals
• Integrated chrominance trap circuit
• Integrated luminance delay line with adjustable delay
• Picture improvement features with peaking (with variable centre frequency and positive/negative overshoot ratio) and bla
• Integrated chroma band-pass filter with switchable centre frequency
• Only one reference (12 MHz) crystal required for the µ-Controller, Teletext- and the colour decoder