TDA9567H - Philips

TDA9567H TV Signal Processor

The various versions of the TDA955X/6X/8X H/N1 series combine the functions of a video processor together with a µ-Controller and US Closed Caption decoder. Most versions have a Teletext decoder on board. The Teletext decoder has an internal RAM memory for 1or 10 page text. The ICs are intended to be used in economy television www.DataShereet4cUei.vcoemrs wi.

Features

are given in the following feature list. The differences between the various ICs are given in the table on page 4. FEATURES TV-signal processor
• Multi-standard vision IF circuit with alignment-free PLL demodulator
• Internal (switchable) time-constant for the IF-AGC circuit
• The QSS and mono FM functionality are both available so that an FM/AM TV receiver can be built without the use of additional ICs
• The mono intercarrier sound circuit has a selective FM-PLL demodulator which can be switched to the different FM sound frequencies (4.5/5.5/6.0/6.5 MHz). The quality of this system is such th.