Linear Technology's LTC1661IMS8: A Compact, Dual 10-Bit DAC

The LTC1661IMS8 from Linear Technology is an innovative dual 10-bit digital-to-analog converter (DAC) that offers high performance in a compact package. Designed to meet the demanding requirements of modern precision applications, this device is ideal for systems where space is at a premium and where low power consumption is crucial.

Key Features

• Resolution: The LTC1661IMS8 features two 10-bit DACs, providing fine resolution for precise analog output control.
• Power Efficiency: With a typical supply current of just 0.35mA, this DAC is optimized for low-power operations, making it suitable for battery-powered devices and portable applications.
• Compact MSOP Package: The device comes in a 10-lead MSOP package, which is ideal for space-constrained designs without compromising on functionality.
• Flexible Power Supply: It operates from a single 2.7V to 5.5V supply, providing versatility in various system voltage levels.
• Double-Buffered Data Inputs: Each DAC has a double-buffered input structure that allows for smooth and glitch-free output transitions.
• Software Shutdown: The LTC1661IMS8 features a software-selectable shutdown mode, which reduces the supply current to 1µA for additional power savings when the DAC is not in use.

Applications

The LTC1661IMS8 is a versatile component that can be used in a wide range of applications. Its precision and small form factor make it an excellent choice for:

• Portable instrumentation
• Process control systems
• Data acquisition systems
• Digital gain and offset adjustment
• Automotive systems

Technical Specifications

With its SPI/MICROWIRE-compatible 3-wire serial interface, the LTC1661IMS8 can be easily integrated into various microcontroller-based systems. Its guaranteed monotonic performance over temperature ensures reliable operation in diverse environments.

Overall, the LTC1661IMS8 from Linear Technology is a smart choice for designers looking for a high-quality, dual-channel DAC that combines performance with practicality. Its small size, low power consumption, and robust feature set make it an essential component for precision analog output applications.