TDA3592A中文资料SECAM-PAL transcoder数据手册恩XP规格书

描述 Description

GENERAL DESCRIPTION
The TDA3592A transcoder circuit converts SECAM input signals into true PAL signals, and can be used in combination with all types of PAL decoder.

特性 Features

• Limiter input for chrominance signal
• SECAM demodulator
• Clamp circuits and de-emphasis for colour difference signals
• Modulator to provide true PAL signals
• 4,43 MHz oscillator
• Sandcastle pulse detector
• Identification circuit for horizontal and vertical SECAM identification
• Can be used with all types of PAL decoder
• Power-saving feature operates when supply voltage falls to (typ.) 5 V:
   SECAM processing shuts down but
   SECAM signal path remains active