ADS7812UBG4

Analog To Digital Converters (ADC) Overview

The ADS7812UBG4 is a low-power, serial 12-bit successive approximation analog-to-digital converter manufactured by Texas Instruments. It operates with a single 5V supply and features an internal reference voltage. The device supports sampling rates up to 40 kS/s with a typical power dissipation of 35 mW. It utilizes a standard SPI-compatible serial interface for data output. Key performance metrics include a signal-to-noise ratio of 74 dB and differential/integral nonlinearity errors of +/- 0.5 LSB. The component is housed in a 16-pin SOIC package and functions within a temperature range of -40°C to +85°C.

Analog To Digital Converters (ADC) Feature Summary

• Integrates an internal reference voltage source to simplify external circuit design.
• Features a low-power architecture suitable for battery-operated applications.
• Provides high accuracy with specified linearity performance.

Analog To Digital Converters (ADC) Applications

• Portable instrumentation systems
• Industrial process control monitoring
• Data acquisition modules

Analog To Digital Converters (ADC) Procurement Notes

Verify the specific suffix 'G4' indicates lead-free compliance and RoHS status as per manufacturer documentation. Confirm the package type matches the required PCB footprint. Check for moisture sensitivity level requirements during storage and handling. Ensure the operating voltage range aligns with the system's power supply rails.

Analog To Digital Converters (ADC) Selection Notes

Select this component when a 12-bit resolution and 40 kS/s sampling rate are sufficient for the application. Consider the internal reference feature if external reference components are undesirable. Evaluate the power consumption against battery life requirements. Compare pin compatibility with existing designs using the SOIC-16 package.

Analog To Digital Converters (ADC) Part Context

This part belongs to the ADS7812 series of low-power ADCs from Texas Instruments. It shares functional similarities with other members of the family but differs in package options and specific suffix designations. The series is designed for general-purpose data conversion tasks requiring moderate speed and precision.

Analog To Digital Converters (ADC) Replacement Considerations

Direct substitutes may include other parts within the ADS7812 family with compatible pinouts. Verify electrical specifications such as sampling rate and linearity before substitution. Check for equivalent package availability and thermal characteristics.