AD9910_07 Datasheet, PDF (1/60 Pages) Analog Devices – 1 GSPS, 14-Bit, 3.3 V CMOS Direct Digital Synthesizer

1 GSPS, 14-Bit, 3.3 V CMOS
Direct Digital Synthesizer
AD9910
FEATURES
APPLICATIONS
1 GSPS internal clock speed (up to 400 MHz analog output)
Integrated 1 GSPS, 14-bit DAC
32-bit tuning word
Phase noise ≤ −125 dBc/Hz @ 1 kHz offset (400 MHz carrier)
Excellent dynamic performance with
>80 dB narrow-band SFDR
Serial input/output (I/O) control
Automatic linear or arbitrary frequency, phase, and
amplitude sweep capability
8 frequency and phase offset profiles
1.8 V and 3.3 V power supplies
Software and hardware controlled power-down
100-lead TQFP_EP package
Integrated 1024 word × 32-bit RAM
PLL REFCLK multiplier
Parallel datapath interface
Internal oscillator, can be driven by a single crystal
Phase modulation capability
Amplitude modulation capability
Multichip synchronization
Agile local oscillator (LO) frequency synthesis
Programmable clock generator
FM chirp source for radar and scanning systems
Test and measurement equipment
Acousto-optic device drivers
Polar modulator
Fast frequency hopping
FUNCTIONAL BLOCK DIAGRAM
AD9910
HIGH SPEED PARALLEL
DATA INTERFACE
LINEAR
RAMP
GENERATOR
1024
ELEMENT
RAM
REFCLK
MULTIPLIER
1GSPS DDS CORE
14-BIT DAC
TIMING AND CONTROL
SERIAL CONTROL
DATA PORT
Figure 1.
Rev. 0
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