AD1939 Datasheet (Analog Devices)

AD1939, 24-Bit CODEC

The AD1939 is a high performance, single-chip codec that provides four analog-to-digital converters (ADCs) with differential input and eight digital-to-analog converters (DACs) with differential output using the Analog Devices, Inc.

patented multibit sigma-delta (Σ-Δ) architecture.

An SPI port is in

AD1939 Features

* PLL generated or direct master clock Low EMI design 112 dB DAC/107 dB ADC dynamic range and SNR

* 94 dB THD + N Single 3.3 V supply Tolerance for 5 V logic inputs Supports 24-bits and 8 kHz to 192 kHz sample rates Differential ADC input Differential DAC output Log volume control with autoramp