Linear Technology LTC2489CDE#PBF Product Overview

The LTC2489CDE#PBF is an innovative 24-bit No Latency ΔΣ™ Analog-to-Digital Converter (ADC) from Linear Technology, which is now part of Analog Devices. This high-precision ADC is designed for direct digitization of wide dynamic range signals with a differential input and an integrated oscillator. It is housed in a compact 14-lead DFN package, making it suitable for space-constrained applications.

Key Features

• 24-Bit Resolution: The LTC2489CDE#PBF offers high-resolution conversion, enabling precise measurement of signal variations.
• No Latency ΔΣ™ Technology: This advanced technology allows for continuous and immediate data conversion with no latency, which is ideal for multiplexed applications.
• Easy Drive Differential Inputs: The differential inputs are designed to be driven directly, simplifying the interface and reducing the need for external buffering.
• Internal Oscillator: The integrated oscillator eliminates the need for external components, reducing the overall solution footprint and system complexity.
• Automatic Calibration: The onboard calibration ensures accuracy over time, compensating for internal drift and environmental changes.
• Wide Input Common Mode Range: The LTC2489CDE#PBF can handle a wide range of common mode voltages, providing flexibility in various applications.
• Multiplexed Input Capability: This ADC can handle multiple input channels, making it well-suited for scanning multiple sensors or signals.

Applications

The LTC2489CDE#PBF is versatile and can be employed in a variety of applications such as:

• Industrial Process Control
• Temperature Measurement
• Instrumentation
• Data Acquisition Systems
• Medical Devices
• Automotive Systems

Technical Specifications

The device operates over a supply voltage range of 2.7V to 5.5V and features a 2-wire I²C-compatible serial interface, which supports standard, fast, and high-speed modes. The LTC2489CDE#PBF functions across a wide industrial temperature range of -40°C to +85°C, ensuring reliable performance in harsh environments.

With its high precision, ease of integration, and robust feature set, the LTC2489CDE#PBF ADC from Linear Technology is an excellent choice for designers seeking to enhance the performance and efficiency of their data conversion systems.