ADS7957QDBTRQ1

Analog To Digital Converters (ADC) Overview

The ADS7957QDBTRQ1 is a single-channel, 10-bit successive approximation register (SAR) analog-to-digital converter (ADC) designed for automotive applications. It 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. The device supports a maximum sampling rate of 1 MSPS and features a serial peripheral interface (SPI). It is housed in a TSSOP-38 package and is qualified under AEC-Q100 standards for Grade 1, ensuring reliable operation within an ambient temperature range of -40°C to +125°C.

Analog To Digital Converters (ADC) Feature Summary

• AEC-Q100 qualified for Grade 1 automotive reliability requirements
• Single-ended input architecture with external reference capability
• Low power consumption suitable for battery-operated systems

Analog To Digital Converters (ADC) Applications

• Automotive sensor signal conditioning
• Battery management system monitoring
• Industrial data acquisition modules

Analog To Digital Converters (ADC) Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to confirm package type and tape-and-reel specifications. Ensure that the component meets the required AEC-Q100 qualification grade for your target application environment before finalizing procurement orders.

Analog To Digital Converters (ADC) Selection Notes

Select this component when a single-channel, high-speed conversion is required in a space-constrained automotive design. Compare performance metrics such as signal-to-noise ratio and differential nonlinearity against other members of the ADS79xx-Q1 family to ensure compatibility with system accuracy requirements.

Analog To Digital Converters (ADC) Part Context

This part belongs to the Texas Instruments ADS79xx-Q1 family of micro-power, multi-channel SAR ADCs. While the ADS7957 variant provides a single channel, other parts in the series offer up to 16 channels with identical pinouts and electrical characteristics, facilitating scalable design architectures across different product lines.

Analog To Digital Converters (ADC) Replacement Considerations

Direct substitutes include other devices from the ADS79xx-Q1 family, such as the ADS7953 or ADS7959, provided the channel count and resolution meet the design needs. Verify that any replacement maintains the same TSSOP-38 footprint and AEC-Q100 Grade 1 qualification.