UMA1021
Key Features
- Low phase noise
- Low current from 3 V supply
- Fully programmable main divider
- 3-line serial interface bus
- Independent fully programmable reference divider, driven from external crystal oscillator
- Hard and soft power-down control. APPLICATIONS
- 900 MHz and 2 GHz mobile telephones
- 200 - MAX. 5.5 5.5
- 2200 35 - +85 UNIT V V mA µA MHz MHz kHz °C analog supply voltage for charge pump VCC ≥ VDD
