Precision Converter Selection Guide

Product catalog summary

Overview: The document provides a detailed list of Analog-to-Digital Converters (ADCs) from Analog Devices, categorized by resolution, sample rate, and other technical parameters. It highlights the specifications, features, and applications of various ADC models.

Precision Σ-Δ ADCs: This section includes ADCs with resolutions from 12 to 24 bits, focusing on input range, power supply current, and features like low power consumption and on-chip components. Models such as AD7170, AD7701, and AD7799 are noted for their resolution, input channels, and power efficiency.

Isolated Σ-Δ ADCs: Featuring models like AD7400 and AD7401, these ADCs provide isolation and are designed for high-speed applications with 16-bit resolution.

16-Bit to 18-Bit Precision ADCs: ADCs in this category have sample rates up to 500 kSPS and are characterized by their INL, DNL, SNR, and THD values. Models like AD7666 and AD7693 offer various interface options.

Wideband Precision Σ-Δ ADCs: Models such as AD7760 and AD7763 offer high dynamic range and programmable oversampling rates, suitable for high data rate applications.

Oversampling 24-Bit ADCs: Including models like AD7766 and AD7767, these ADCs provide high dynamic range and low power consumption with serial interfaces.

8-Bit to 14-Bit Precision ADCs: This section covers single-channel and differential ADCs with features like power-down modes and various input ranges. Models such as AD7946 and AD7450A are highlighted.

Key Features and Applications: The document emphasizes low power consumption, high resolution, and various interface options, making these ADCs suitable for industrial, automotive, and consumer electronics applications.

Serial and Parallel ADCs: ADCs with resolutions from 8 to 14 bits are detailed, focusing on sample rates, power consumption, and interface types. Notable models include AD7472, AD7492, and AD7475.

I2C ADCs: Highlighting models like AD7991 and AD7998, these ADCs offer resolutions of 10 to 12 bits and are designed for low power consumption.

Multichannel Serial ADCs: Models like AD7490 and AD7928 provide high-speed data acquisition with channel sequencers.

Bipolar and Simultaneous Sampling ADCs: These ADCs support bipolar input ranges and simultaneous sampling, ideal for complex signal processing tasks.

Critical Information: The document lists ADCs with resolutions from 8 to 24 bits and sample rates from 22 kSPS to 5 MSPS, highlighting power consumption, interface types, and package options.

Catalog excerpts

16-Bit to 18-Bit Precision ADCs Resolution Sample Rate (Bits) (kSPS) Part Number No Missing SNR (dB) THD (dB) Power (mW) Codes (Bits) Analog Input Range (V) Differential, ±VREF Serial LVDS Differential, ±VREF Differential, ±VREF Differential, ±VREF Differential, ±VREF Differential, ±VREF Differential, ±VREF Differential, ±VREF Differential, ±VREF Serial LVDS AVDD = +5, DVDD = +5, VDDH = Programmable unipolar/bipolar +15, VSSH = –15, VIO = +1.8 to +5 single-ended or differential ranges Serial SPI/SPORT compatible AVDD = +5, DVDD = +5, VDDH = +15, VSSH = –15, VIO = +1.8 to +5 Programmable unipolar/bipolar single-ended ranges Serial SPI/SPORT compatible 16-Bit to 18-Bit Precision ADCs (continued) Reference (V) Differential, ±VREF Differential, ±VREF No Missing Codes (Bits) Resolution (Bits) Sample Rate (kSPS) Part Number Analog Input Range (V) Differential, ±VREF 28-lead SSOP 28-lead SSOP, 28-lead PDIP Differential, ±VREF i 2c refers to a communications protocol originally developed by Philips Semiconductors (now NXP Semiconductors). ©2013 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. Printed in the U.S.A. ST07256-0-10/13(B) Precision ADCs Precision ݚ-ڢȆ ADCs Part Number Resolution (Bits) Max Input Range (V) ±VREF ±VREF ±VREF ±VREF ±VREF ±VREF ±VREF/128 ±VREF ±VREF ±4 VREF ±VREF ±VREF ±1.024 VREF ±VREF ±1.024 VREF ±VREF ±VREF ±1.024 VREF ±VREF ±VREF ±VREF/128 ±VREF ±VREF ±VREF ±VREF ±1.024 VREF/32 ±1.024 VREF/32 ±4 VREF ±1.024 VREF ±VREF ±VREF ±VREF ±VREF ±VREF ±VREF ±VREF ±VREF ±4VREF ±VREF ±1.024 VREF ±1.024 VREF/2 ±VREF ±VREF ±VREF ±VREF ±VREF ±1.024 VREF ±VREF ±0.32 ±0.32 ±0.32 ±0.32 For more information on ADI precision ADCs, visit www.analog.com/ADCs. Features Low power Low power Update rate is 4 kHz, bandwidth is 10 Hz Low power Low power Low power Low power and low noise Low power Low power On-Chip Current Source Low power and low noise Low power and low noise Low power and low noise Low voltage and low power Update rate is 4 kHz, bandwidth is 10 Hz Low power and low noise Read only Low power Low power Low power and low noise Two current sources One current source Weigh scale Weigh scale Fast channel switching Read only Low power Pin programmable Low noise/4 kHz max update rate Low noise/4 kHz max update rate AC excitation Low power and low noise Low power and low noise Fast channel switching Dual ADC Low noise/4 kHz max update rate Low power and low noise Fast channel switching Fast channel switching Low noise/4 kHz max update rate Low voltage and low power Low noise and fast settling Isolated Σ-∆, internal 10 MHz clock Isolated Σ-∆, external clock Isolated Σ-∆, internal 10 MHz clock Isolated Σ-∆, external clock

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Wideband Precision ݚ-ڢȆ ADCs Part Number Resolution (Bits) Programmable Oversampling Rate Parallel Parallel Serial Serial Serial 64-lead TQFP 64-lead TQFP 64-lead TQFP 28-lead TSSOP 28-lead TSSOP Resolution (Bits) Programmable Oversampling Rate Serial Serial Serial Serial Serial Serial 16-lead TSSOP 16-lead TSSOP 16-lead TSSOP 16-lead TSSOP 16-lead TSSOP 16-lead TSSOP 8-Bit to 14-Bit Precision ADCs Part Number Resolution (Bits) Sample Rate (kSPS) Power-Down Mode Analog Input Range (V) 0 to VREF 0 to VREF 0 to VREF 2 × VREF VREF Serial Serial Serial Serial Serial Serial Serial Serial Serial 14-bit,...

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