AD AD9851 AD9851BRSZ CMOS 180 MHz DDS/DAC Synthesizer

Features

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FEATURES

180 MHz Clock Rate with Selectable 6 Reference Clock Multiplier

On-Chip High Performance 10-Bit DAC and High Speed

Comparator with Hysteresis

SFDR >43 dB @ 70 MHz AOUT

32-Bit Frequency TuningWord

Simplified Control Interface: Parallel or Serial

Asynchronous Loading Format

5-Bit Phase Modulation and Offset Capability

Comparator Jitter <80 ps p-p @ 20 MHz

2.7 V to 5.25 V Single-Supply Operation

Low Power: 555 mW @ 180 MHz

Power-Down Function, 4 mW @ 2.7 V

Ultrasmall 28-Lead SSOP Packaging

APPLICATIONS

Frequency/Phase-Agile SineWave Synthesis

Clock Recovery and Locking Circuitry for Digital

Communications

Digitally Controlled ADC Encode Generator

Agile Local Oscillator Applications in Communications

Quadrature Oscillator

CW, AM, FM, FSK, MSK Mode Transmitter

I and Q demodulation

RFID readers