TEF6701HL
description
The TEF6701HL is a single chip car radio tuner for AM, FM standard, FM In-Band On-Channel Digital Audio Broadcast (IBOC DAB) and weather band providing gain controlled output of FM IF and AM IF2 for a car IF DSP IC (e.g. SAA7724H) including the following functions:
- AM double conversion tuner for LW/MW/SW (31 m, 41 m and 49 m bands) with
IF1 = 10.7 MHz and IF2 = 450 k Hz
- FM single conversion tuner to an IF frequency of 10.7 MHz with integrated image rejection for US FM, Europe FM, Japan FM, East Europe FM and weather band reception; all bands can be selected using high side or low side Local Oscillator (LO) injection
- Tuning system includes VCO, crystal oscillator and PLL synthesizer on one chip.
2. Features s FM mixer for conversion of FM RF (64 MHz to 108 MHz and US weather band) to an IF of 10.7 MHz; the mixer provides inherent image rejection and can be switched from low injection to high injection Local Oscillator (LO) via the I2C-bus; two different mixer...
