Datasheet Details
| Part number | ADF4251 |
|---|---|
| Manufacturer | Analog Devices |
| File Size | 450.28 KB |
| Description | Dual Fractional-N/Integer-N Frequency Synthesizer |
| Datasheet |
 ADF4251 Datasheet
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General Description
The ADF4251 is a dual fractional-N/integer-N frequency synthesizer that can be used to implement local oscillators (LO) in the upconversion and downconversion sections of wireless receivers and transmitters.
Key Features
- 3.0 GHz Fractional-N/1.2 GHz Integer-N 2.7 V to 3.3 V Power Supply Separate V P Allows Extended Tuning Voltage to 5 V Programmable Dual Modulus Prescaler RF: 4/5, 8/9 IF: 8/9, 16/17, 32/33, 64/65 Programmable Charge Pump Currents 3-Wire Serial Interface Digital Lock Detect Power-Down Mode Programmable Modulus on Fractional-N Synthesizer Trade-Off Noise versus Spurious Performance Software and Hardware Power-Down.