LTC1540CS8#TRPBF - Ultra-Low Power Comparator with Reference

The LTC1540CS8#TRPBF is an ultra-low power, single voltage comparator with an integrated precision voltage reference. Manufactured by Linear Technology, now part of Analog Devices, this component is designed for systems that require minimal power consumption without sacrificing performance. It is an ideal choice for battery-powered applications and portable devices where extending battery life is crucial.

With a quiescent current of just 0.6µA, this comparator is one of the most power-efficient in its class, making it perfect for energy-sensitive applications such as remote sensors, portable medical devices, and handheld instruments. The LTC1540CS8#TRPBF operates over a wide single supply voltage range of 2.0V to 11V or a dual supply range of ±1.0V to ±5.5V, providing flexibility in various circuit designs.

The integrated reference voltage of 1.182V has a low temperature coefficient, ensuring stable performance across a wide temperature range, which is vital for precision applications. The comparator's output stage is designed to drive loads directly, capable of sinking up to 8mA, which allows for direct connection to a microcontroller or other logic devices without the need for additional buffering.

Featuring a fast response time with a propagation delay of typically 7µs, the LTC1540CS8#TRPBF is responsive enough for most low-power, high-speed applications. It is available in an 8-lead SO package, which is suitable for space-constrained applications, while still being easy to handle in manufacturing processes.

The device also includes a number of features to ensure reliable operation, such as input bias currents of only 3pA, input offset voltage of 2mV max, and the ability to handle input signals that extend beyond the supply rails.

Overall, the LTC1540CS8#TRPBF is an excellent choice for designers looking for a low-power, high-performance comparator with a stable reference voltage. Its ultra-low power consumption, combined with its precision and versatility, make it a valuable component in any power-sensitive electronic application.