ADS7834E/2K5

Analog To Digital Converters (ADC) Overview

The ADS7834E/2K5 is a 12-bit high-speed, low-power successive approximation register (SAR) analog-to-digital converter manufactured by Texas Instruments. It features a single differential input channel and operates with an SPI-compatible serial interface. The device supports sampling rates up to 500 kS/s while maintaining low power consumption of 11 mW at maximum speed. It functions within an analog and digital supply voltage range of 4.75 V to 5.25 V. Key performance metrics include a signal-to-noise ratio of 72 dB, differential nonlinearity of ±0.8 LSB, and integral nonlinearity of ±2 LSB. The component is housed in an 8-pin VSSOP package and is rated for operation between -40°C and +85°C.

Analog To Digital Converters (ADC) Feature Summary

• Integrates an internal reference voltage source to simplify circuit design.
• Utilizes a successive approximation register architecture for efficient data conversion.
• Supports flexible serial communication through an SPI-compatible interface.

Analog To Digital Converters (ADC) Applications

• Portable instrumentation systems requiring low power consumption.
• Battery-powered data acquisition applications.
• Industrial process control monitoring.

Analog To Digital Converters (ADC) Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm packaging configuration and availability status. Confirm that the component meets current RoHS compliance requirements for your region. Check for any end-of-life notifications or obsolescence warnings from Texas Instruments before finalizing procurement plans.

Analog To Digital Converters (ADC) Selection Notes

Select this component when a single-channel, 12-bit resolution ADC is required with moderate speed capabilities. Ensure the system design accommodates the specified 4.75 V to 5.25 V supply voltage range. Consider the VSSOP-8 package dimensions for PCB layout constraints. Verify that the SPI interface timing aligns with the host microcontroller specifications.

Analog To Digital Converters (ADC) Part Context

This part belongs to the ADS7834 family of high-speed, low-power sampling ADCs from Texas Instruments. It shares architectural similarities with other members like the ADS7834E/250 but differs in packaging and reel quantity specifications. The series is designed for applications balancing speed and power efficiency in compact form factors.

Analog To Digital Converters (ADC) Replacement Considerations

Direct substitutes may include other parts within the ADS7834 family, such as the ADS7834E/250, provided pin compatibility and electrical parameters match. Verify functional equivalence carefully before substitution.