Analog Devices Inc. LTC2487IDE#TRPBF: Precision ADC with Easy Drive Input Current Cancellation

The LTC2487IDE#TRPBF is an innovative 16-bit analog-to-digital converter (ADC) from Analog Devices Inc., designed to offer exceptional precision and ease of use for a wide range of applications. This ADC features an integrated Easy Drive technology that significantly reduces the input current, making it an ideal choice for sensor interfaces and industrial measurement systems.

Key Features

• High Resolution: With its 16-bit resolution, the LTC2487 provides high-precision measurements, which is crucial for applications that demand accurate data acquisition.
• Easy Drive Technology: The Easy Drive input stage reduces the input current, allowing the ADC to directly interface with high impedance sensors without the need for external buffer amplifiers, simplifying the design and reducing system cost.
• Integrated Temperature Sensor: The LTC2487 includes an onboard temperature sensor, enabling temperature monitoring and compensation without the need for additional components.
• Wide Input Range: The ADC accepts a wide input range of ±VREF, where VREF can be between 2.5V and 5.1V, providing flexibility in various system designs.
• Multiple Speed Modes: It offers two speed modes—7.5Hz and 60Hz, allowing designers to choose between higher resolution at a slower rate or faster data acquisition with slightly reduced resolution.
• I2C Interface: The device is equipped with an I2C serial interface, which simplifies integration into digital systems and supports long-distance communications with minimal wiring.

Applications

The LTC2487IDE#TRPBF is versatile and can be used in a variety of applications, including:

• Process Control
• Temperature Measurement
• Data Acquisition Systems
• Medical Instruments
• Industrial Automation

Reliability and Packaging

This ADC is offered in a compact 14-lead DFN package, which is ideal for space-constrained applications. The LTC2487IDE#TRPBF is also designed to meet industrial temperature ranges from -40°C to 85°C, ensuring reliable performance in harsh environments. With its advanced features and robust design, the LTC2487 from Analog Devices Inc. is a smart choice for precision data conversion needs.