Linear Technology LTC2757ACLX Product Overview

The LTC2757ACLX is a high-performance, 18-bit digital-to-analog converter (DAC) from Linear Technology, designed to meet the demanding requirements of precision industrial applications. This product is well-suited for high-resolution applications where accuracy and stability are paramount, such as automated test equipment, data acquisition systems, and medical instrumentation.

Key Features

• High Resolution: The LTC2757ACLX boasts an impressive 18-bit resolution, providing fine granularity and precise control over analog output signals.
• SoftSpan™ Technology: With Linear Technology's proprietary SoftSpan technology, the LTC2757ACLX offers five selectable unipolar and bipolar output ranges, enhancing its versatility without the need for external components.
• Integrated Precision: The device features an onboard precision reference and buffer, which ensures a stable and accurate voltage reference for the DAC.
• Low Glitch Impulse: The LTC2757ACLX exhibits a low glitch impulse, minimizing the transient effects when switching between output codes and thus reducing noise in the resulting analog signal.
• Serial Interface: The product includes a 3-wire SPI-compatible serial interface, facilitating easy integration with most microcontrollers and digital systems.

Performance Specifications

• Linearity: The device features excellent integral nonlinearity (INL) and differential nonlinearity (DNL), ensuring accurate and consistent performance over its full operating range.
• Output Drive Capability: The LTC2757ACLX can drive ±10V into a 5kΩ load, demonstrating its robust output capabilities.
• Power Efficiency: With a typical power consumption of only 35mW, the DAC is designed for power-sensitive applications.

Package and Reliability

The LTC2757ACLX comes in a compact 40-lead QFN package, which is ideal for space-constrained applications. The product is specified over the industrial temperature range of -40°C to +85°C, ensuring reliable operation across diverse environmental conditions. Linear Technology's commitment to quality means that each unit is rigorously tested to guarantee performance that industry professionals can trust.

With its high resolution, flexible output ranges, and precision performance, the LTC2757ACLX from Linear Technology stands out as a top-tier DAC solution for engineers who require the best in analog signal conversion.