MC44302A数据手册恩XP中文资料规格书

描述 Description

Advanced Multi-Standard TV Video/Sound IFThe MC44302A is a multi–standard single channel TV Video/Sound IF and PLL detector system specifically designed for use with all standard modulation techniques including NTSC, PAL, and SECAM. This device enables the designer to produce a high quality IF system with a minimum number of external components.
• Multi–Standard Detector System for NTSC, PAL, and SECAM
• High Gain Video IF Amplifier with 80 dB AGC Range
• Enhanced PLL Carrier Regenerator for Low Static Phase Error
• Synchronous Video Demodulator with Positive and Negative Video Outputs
• Sound IF with Self Tuning FM Quadrature Detector
• AM Sound Detector
• DC Volume Control
• Unique Signal Acquisition Circuit Prevents False PLL Lockup
• Horizontal Gating System for Self Contained RF/IF AGC Operation
• RF AGC Delay Circuitry