24 Bit Analog to Digital Converter 1, 2 Input 1 Sigma-Delta 20-WQFN (3x3)

The ADS127L21IRUKR is a high-resolution, low-power delta-sigma analog-to-digital converter designed for precision industrial and instrumentation applications requiring excellent AC and DC performance. The device integrates a single-channel, 24-bit ADC architecture optimized for low noise, wide dynamic range, and high accuracy signal acquisition. It supports simultaneous low-latency and high-resolution measurements, making it suitable for data acquisition systems, energy monitoring, medical instrumentation, vibration analysis, and precision sensor interfaces. The converter incorporates flexible digital filtering options, programmable operating modes, and a high-speed serial communication interface for easy integration into embedded processing systems.

Engineering Specification

Device Type Low-power, high-resolution delta-sigma analog-to-digital converter

Resolution 24-bit

Input Channels Single differential analog input channel

ADC Architecture Delta-sigma modulator with integrated digital filtering

Sampling Performance Supports wide programmable output data rates ranging from low-speed precision measurements to high-speed data acquisition

Input Type Differential analog input

Reference Input External precision reference supported

Signal-to-Noise Performance High dynamic range and low-noise conversion performance suitable for precision sensing applications

Digital Filters Integrated selectable digital filters with low-latency and wideband operating modes

Communication Interface SPI-compatible serial digital interface

Power Supply Operation Low-voltage analog and digital supply operation

Power Consumption Optimized low-power operating modes for battery-powered and portable systems

Clocking Supports external clock source input

Calibration Features Integrated offset and gain calibration capability

Temperature Range Industrial operating temperature range

Package Type WQFN package

Mounting Style Surface-mount device

Application Areas Industrial automation, process control, precision instrumentation, medical electronics, seismic monitoring, vibration sensing, energy metering, and sensor signal acquisition systems.

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