LTC2472IMS#PBF - 16-Bit I2C ΔΣ ADC with Easy Drive Input Current Cancellation

The LTC2472IMS#PBF is a highly precise 16-Bit Delta-Sigma Analog-to-Digital Converter (ADC) from Linear Technology, designed to offer a perfect blend of performance and ease of use for a wide range of applications. This ADC features an I2C interface and Easy Drive technology which significantly reduces the input current, making it an ideal choice for battery-powered and remote sensing applications.

This ADC operates from a single 2.7V to 5.5V supply and includes a fully differential input with an impressive ±VREF input range, where VREF can be up to 5.5V. The LTC2472IMS#PBF has an onboard oscillator, eliminating the need for external components and simplifying the design process. The built-in Easy Drive technology allows the input to dynamically adjust, minimizing the charge kickback from the internal capacitive DAC, which in turn reduces the input current requirements and simplifies the driving of the ADC with passive sensors and resistive sources.

The LTC2472IMS#PBF provides a high level of accuracy with its no missing codes, 16-bit resolution, and offers a conversion rate of 15 samples per second. The device also features a selectable 50Hz/60Hz rejection mode, which allows for the reduction of noise from common AC power sources, ensuring clean and reliable data conversion even in electrically noisy environments.

For enhanced versatility, the LTC2472IMS#PBF provides two address pins, allowing up to four devices on the same I2C bus. This feature is particularly useful for systems requiring multiple ADCs while maintaining a simple and efficient communication interface.

The LTC2472IMS#PBF comes in a compact, 10-lead MSOP package, making it suitable for space-constrained applications. Its robust design ensures reliable performance over the industrial temperature range of -40°C to +85°C, making it a dependable choice for industrial, automotive, and communication systems where precision and durability are critical.

In summary, the LTC2472IMS#PBF from Linear Technology is a high-performance, easy-to-use ADC that offers excellent data accuracy, low power consumption, and a user-friendly I2C interface, making it a top choice for designers looking for a straightforward and efficient data acquisition solution.