ADS821U

Analog To Digital Converters (ADC) Overview

The ADS821U is a 10-bit, 40MHz sampling analog-to-digital converter manufactured by Texas Instruments. It features a serial interface compatible with standard SPI and QSPI protocols. The device operates on a single power supply ranging from 2.7V to 5.5V for both analog and digital sections. It supports pseudo-differential or single-ended input configurations. The component is housed in an 8-pin SOIC package.

Analog To Digital Converters (ADC) Feature Summary

• High-speed 40MHz sampling rate for rapid data acquisition
• Low power consumption suitable for battery-operated systems
• Flexible serial interface supporting multiple communication modes

Analog To Digital Converters (ADC) Applications

• Portable instrumentation
• Industrial process control
• Medical equipment

Analog To Digital Converters (ADC) Procurement Notes

Verify the specific revision level and package variant when ordering. Confirm that the supplier provides original manufacturer documentation. Ensure compatibility with system voltage requirements before integration. Check for any specific handling instructions regarding electrostatic discharge protection during assembly.

Analog To Digital Converters (ADC) Selection Notes

Select this component when a balance of speed and resolution is required for low-power applications. Consider the 10-bit resolution limit for signal accuracy needs. Evaluate the serial interface timing constraints against the host processor capabilities. Compare power dissipation specifications with thermal management options available in the target enclosure design.

Analog To Digital Converters (ADC) Part Context

This part belongs to the ADS82x family of high-speed, low-power ADCs. It serves as a bridge between analog sensor signals and digital processing units. The device is designed for applications requiring moderate resolution at high sampling frequencies. It complements other TI data converters in mixed-signal system designs.

Analog To Digital Converters (ADC) Replacement Considerations

• ADS821UB

Analog To Digital Converters (ADC) FAQ

What is the maximum sampling rate of the ADS821U?

The maximum sampling rate is 40MHz.

Does the ADS821U support differential inputs?

It supports pseudo-differential or single-ended input configurations.

What is the operating voltage range?

The device operates on a single supply voltage from 2.7V to 5.5V.