ADS7040IDCUR

Analog To Digital Converters (ADC) Overview

The ADS7040IDCUR is an 8-bit successive approximation register (SAR) analog-to-digital converter manufactured by Texas Instruments. It features a single-ended input channel and operates with both analog and digital supply voltages ranging from 1.65 V to 3.6 V. The device supports a maximum sampling rate of 1 MSPS and consumes 171 uW of power. It utilizes an external reference type and communicates via an SPI interface. The component is housed in an 8-VSSOP package and is rated for operation within a temperature range of -40°C to +125°C, achieving a SINAD of 49 dB.

Analog To Digital Converters (ADC) Feature Summary

• Ultra-low power consumption suitable for battery-operated applications
• Compact VSSOP-8 package design for space-constrained systems
• High-speed 1 MSPS sampling capability with 8-bit resolution

Analog To Digital Converters (ADC) Applications

• Portable instrumentation requiring low power and small form factor
• Battery-powered data acquisition systems
• Industrial process control monitoring

Analog To Digital Converters (ADC) Procurement Notes

Verify the specific suffix IDCUR against the manufacturer's official datasheet to confirm pinout compatibility and electrical specifications. Ensure that the external voltage reference requirements align with the system design, as this component does not include an internal reference. Confirm RoHS compliance status through the latest documentation provided by Texas Instruments before finalizing procurement orders.

Analog To Digital Converters (ADC) Selection Notes

Select this component when an 8-bit resolution is sufficient for the application's accuracy requirements. The single-ended input architecture simplifies circuit design compared to differential alternatives. Consider the 1.65 V to 3.6 V supply range to ensure compatibility with existing system power rails. The external reference requirement necessitates additional board space and component selection for precision applications.

Analog To Digital Converters (ADC) Part Context

This part belongs to the ADS7040 series of ultra-low-power SAR ADCs from Texas Instruments. The series includes variants with different resolutions and input configurations, such as the ADS7044 which offers 12-bit resolution and fully differential inputs. The ADS7040IDCUR specifically targets cost-sensitive and size-constrained applications where moderate speed and resolution are adequate.

Analog To Digital Converters (ADC) Replacement Considerations

The ADS7044IDCUR is listed as a parameter-equivalent alternative within the same product family, offering higher resolution but maintaining similar power and interface characteristics.