ADuM7701 Datasheet (Analog Devices) - Sigma-Delta Modulator

ADuM7701, Sigma-Delta Modulator

The ADuM7701 is a high performance, second-order, Σ-Δ modulator that converts an analog input signal into a high speed, single-bit data stream, with on-chip digital isolation based on Analog Devices, Inc., iCoupler® technology.

The device operates from a 4.5 V to 5.5 V power supply range (VDD1) and

ADuM7701 Features

* 5 MHz to 21 MHz main clock input frequency

* Offset drift vs. temperature: ±0.6 µV/°C maximum

* SNR: 86 dB typical

* 16 bits, no missing codes

* Full-scale analog input voltage range: ±320 mV

* ENOB: 14 bits typical

* IDD1: 10 mA maximum

* On-board digital isolator