ADS7953QDBTRQ1

Analog To Digital Converters (ADC) Overview

The ADS7953QDBTRQ1 is an automotive-grade, single-ended, microPower successive approximation register (SAR) analog-to-digital converter (ADC). It features a 12-bit resolution with a maximum sampling rate of 1 MSPS across 16 channels. The device operates with an analog supply voltage range of 2.7 V to 5.25 V and a digital I/O supply range of 1.7 V to 5.25 V. It consumes 14.5 mW of power and supports a serial interface clock up to 20 MHz. The component is qualified to AEC-Q100 standards and functions within a temperature range of -40°C to +125°C.

Analog To Digital Converters (ADC) Feature Summary

• Automotive qualification compliant with AEC-Q100 standards for reliability in vehicle environments
• MicroPower architecture enabling efficient operation in battery-powered and isolated systems
• Flexible I/O interface supporting 1.7 V to 5.25 V logic levels for direct CMOS host interfacing

Analog To Digital Converters (ADC) Applications

• Battery monitoring systems in electric vehicles
• Industrial process control and automation
• Medical instrumentation requiring high reliability

Analog To Digital Converters (ADC) Procurement Notes

Verify the specific suffix Q1 confirms automotive grade status against the manufacturer's official datasheet. Ensure the TSSOP-38 package matches the target PCB footprint. Confirm that the reel packaging aligns with automated assembly requirements. Validate that the operating temperature range meets the specific environmental constraints of the end application.

Analog To Digital Converters (ADC) Selection Notes

Select this component when 16-channel single-ended acquisition at 1 MSPS is required in automotive applications. Consider the wide analog supply range for flexibility in system design. Evaluate the low power consumption benefits for thermal management in dense enclosures. Compare performance metrics against non-automotive variants if cost sensitivity outweighs reliability requirements.

Analog To Digital Converters (ADC) Part Context

This part belongs to the ADS795x family of multi-channel SAR ADCs from Texas Instruments. It shares architectural similarities with the standard ADS7953 but includes enhanced qualification for automotive use. The series offers various resolution options and channel counts to suit different data acquisition needs while maintaining a consistent interface and pinout structure.

Analog To Digital Converters (ADC) Replacement Considerations

The ADS7953QDBT is a non-reel automotive variant of the same device. The ADS7953QDBTR is the standard reel version of the automotive grade part. Verify pin compatibility and electrical specifications before substituting with other members of the ADS795x family.