TDA2546A Description
TDA2546A The TDA2546A is a monolithic integrated circuit for quasi-split-sound processing, including 5,5 MHz demodulation, in television receivers.
TDA2546A Key Features
- 3-stage gain controlled i.f. amplifier
- A.G.C. circuit
- Reference amplifier and limiter amplifier for vision carrier (V.C.) processing
- Linear multiplier for quadrature demodulation 2nd i.f. (5,5 MHz signal)
- 8-stage limiter amplifier
- Quadrature demodulator
- A.F. amplifier with de-emphasis