LC72151V Description
ENN6976A CMOS IC LC72151V PLL Frequency Synthesizer for Electronic Tuning in Car Audio Systems Overview The LC72151V is a PLL frequency synthesizer for car audio systems. It can implement high-performance multifunction tuners such as RDS tuners.
LC72151V Key Features
- High-speed programmable divider
- FMIN: 10 to 160 MHz: Pulse swallower type
- AMIN: 2 to 40 MHz: Pulse swallower type 0.5 to 10 MHz: Direct division type
- IF counter
- HCTR: 0.4 to 25 MHz: for FM IF count
- LCTR: 10 to 500 kHz: for AM IF count 1.0 to 20 × 103 Hz: for frequency measurement
- Reference frequency
- Phase parator
- Supports dead band control
- Built-in unlock detection circuit