AD7008 Datasheet (Analog Devices)

AD7008, CMOS DDS Modulator

The AD7008 direct digital synthesis chip is a numerically controlled oscillator employing a 32-bit phase accumulator, sine and cosine look-up tables and a 10-bit D/A converter integrated on a single CMOS chip.

Modulation capabilities are provided for 1.

Low Power 2.

DSP/µP Interface 3.

Completely

AD7008 Features

* Single +5 V Supply 32-Bit Phase Accumulator On-Chip COSINE and SINE Look-Up Tables On-Chip 10-Bit DAC Frequency, Phase and Amplitude Modulation Parallel and Serial Loading Software and Hardware Power Down Options 20 MHz and 50 MHz Speed Grades 44-Pin PLCC APPLICATIONS Frequency Synthesizers Frequenc