LC72122V Description
ENN6113A CMOS IC LC72122V PLL Frequency Synthesizer for Portable Equipment Electronic Tuning Overview The LC72122V is a low-voltage (1.8 to 3.6 V) PLL frequency synthesizer IC that allows portable TV (VHF)/FM/AM tuners to be constructed easily.
LC72122V Key Features
- High-speed programmable frequency divider
- FMIN: 10 to 250 MHz ..Pulse swallower (divide-by-two prescaler built in)
- AMIN: 2 to 40 MHz
- Pulse swallower 0.5 to 10 MHz ...Direct division
- IF counter
- IFIN: 0.4 to 12 MHz
- For use as an AM/FM IF counter
- Reference frequency
- Phase parator
- Supports dead zone control