TDA9321H Description
plastic quad flat package; 64 leads (lead length 1.95 mm); body 14 × 20 × 2.8 mm TDA9321H Horizontal synchronization circuit with switchable time constant for the PLL and Macrovision/subtitle gating Horizontal synchronization pulse output or clamping pulse input/output Vertical count-down circuit Vertical synchronization pulse output Two-level sandcastle pulse output I2C-bus control of various functions Low...
TDA9321H Key Features
- Multistandard Vision IF (VIF) circuit with Phase-Locked Loop (PLL) demodulator
- Sound IF (SIF) amplifier with separate input for single reference Quasi Split Sound (QSS) mode and separate Automatic Ga
- AM demodulator without extra reference circuit
- Switchable group delay correction circuit which can be used to pensate the group delay pre-correction of the B/G TV stan
- Several (I2C-bus controlled) switch outputs which can be used to switch external circuits such as sound traps, etc
- Flexible source selection circuit with 2 external CVBS inputs, 2 Luminance (Y) and Chrominance (C) (or additional CVBS)
- b filter interface with CVBS output and Y/C input
- Integrated chrominance trap circuit
- Integrated luminance delay line with adjustable delay time
- Integrated chrominance band-pass filter with switchable centre frequency