MK2771-12 Overview
Description
The MK2771-12 is a low cost, low jitter, high performance VCXO and clock synthesizer designed for set-top boxes. The on-chip Voltage Controlled Crystal Oscillator accepts a 0 to 3V input voltage to cause the output clocks to vary by ±100 ppm.
Key Features
- Packaged in 20 pin SOIC
- Pin for pin and functional upgrade to MK2771-02
- Uses an inexpensive 13.5 MHz crystal
- On-chip patented VCXO with pull range of 200 ppm
- VCXO tuning voltage of 0 to 3 V
- Processor frequency of 16.67 MHz, 20 MHz, 32 MHz, 40 MHz, or 50 MHz
- Zero ppm synthesis error in all clocks (all exactly track 27MHz VCXO)
- 25 mA output drive capability at TTL levels
- Advanced, low power, sub-micron CMOS process
- 5 V operating voltage
