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ADS1222 - 24-Bit ADC

General Description

The ADS1222 is a 2-channel, 24-bit, delta-sigma analog-to-digital (A/D) converter.

It offers excellent performance and low power in a TSSOP-14 package.

Key Features

  • D 240SPS Data Rate with 4MHz Clock D 20-Bit Effective Resolution D Input Multiplexer with Two Differential Channels D Pin-Selectable, High-Impedance Input Buffer D ±5V Differential Input Range D 0.0003% INL (typ), 0.0015% INL (max) D Self-Calibrating D Simple 2-Wire Serial Interface D On-Chip Temperature Sensor D Single Conversions with Standby Mode D Low Current Consumption: 300µA D Analog Supply: 2.7V to 5.5V.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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www.ti.com ADS1222 SBAS314B − APRIL 2004 − REVISED JANUARY 2009 24ĆBit AnalogĆtoĆDigital Converter with 2ĆChannel Differential Input Multiplexer FEATURES D 240SPS Data Rate with 4MHz Clock D 20-Bit Effective Resolution D Input Multiplexer with Two Differential Channels D Pin-Selectable, High-Impedance Input Buffer D ±5V Differential Input Range D 0.0003% INL (typ), 0.0015% INL (max) D Self-Calibrating D Simple 2-Wire Serial Interface D On-Chip Temperature Sensor D Single Conversions with Standby Mode D Low Current Consumption: 300µA D Analog Supply: 2.7V to 5.5V APPLICATIONS D Hand-Held Instrumentation D Portable Medical Equipment D Industrial Process Control D Weigh Scales DESCRIPTION The ADS1222 is a 2-channel, 24-bit, delta-sigma analog-to-digital (A/D) converter.