LC72144M
Overview
- High-speed programmable dividers for - 10 to 160 MHz on FMIN using pulse swallower - 0.5 to 40.0 MHz on AMIN using pulse swallower and direct division
- General-purpose counters - HCTR for 0.4 to 25.0 MHz frequency measurement - LCTR for 10 to 500 kHz frequency measurement and 4.0 Hz to 20 × 103 Hz period measurement
- 4.5, 7.2, 10.25 or 10.35 MHz crystal
- Twelve selectable reference frequencies (1, 3*2, 5, 9*2, 10, 3.125, 6.25, 12.5, 25, 30*2, 50 and 100*1 kHz) Note:
- Not supported when a 10.35 or 10.25 MHz crystal oscillator is used.
- Not supported when a 10.25 MHz crystal oscillator is used.
- Phase comparator - Insensitive band control - Unlock detection - Sub-charge pump for high-speed locking - Deadlock clear circuit
- A/D converter: 6 bits, 2 inputs
- Serial data input and output Supports control and communication in the CCB format
- Power-on reset circuit
