400 MSPS 14-Bit, 1.8 V CMOS
Direct Digital Synthesizer
AD9952 Data Sheet
FEATURES APPLICATIONS 400 MSPS internal clock speed
Integrated 14-bit DAC
32-bit tuning word
Phase noise ≤ −120 dBc/Hz at 1 kHz offset (DAC output)
Excellent dynamic performance
>80 dB SFDR at 160 MHz (±100 kHz offset) AOUT
Serial input/output (I/O) control
1.8 V power supply
Software and hardware controlled power-down
48-lead TQFP_EP package
PLL REFCLK multiplier (4× to 20×)
Internal oscillator, can be driven by a single crystal
Phase modulation capability
Multichip synchronization
High speed comparator (200 MHz toggle rate) Agile LO frequency synthesis
Programmable clock generators
Test and measurement equipment
Acousto-optic device drivers GENERAL DESCRIPTION
The AD9952 is a direct digital synthesizer (DDS) featuring a
14-bit DAC (digital-to-analog converter) and operating up to …