The TPS3305-18DR is a highly integrated circuit designed by Texas Instruments, renowned for their commitment to precision and reliability in the semiconductor industry. This particular device is part of the TPS3305 family, which are dual processors supervisory circuits, ensuring that microprocessor (µP) systems maintain optimal functionality through monitoring and control of the power supply voltage.

Key Features

• Voltage Supervision: The TPS3305-18DR supervises at 1.8V, providing a precise solution for systems that operate on low voltage levels.
• Dual Supervisory Circuits: It features two independent voltage detectors, which allow for simultaneous monitoring of two different system voltages, enhancing the reliability of the overall system.
• Manual Reset: A manual reset input is included, which provides a direct method for initiating a system reset, offering additional control to the user.
• Power-On Reset Generator: The device comes with a built-in power-on reset generator that ensures the system's microprocessor starts up in a known state.
• Low Supply Current: It operates with a low supply current, making it suitable for power-sensitive applications.
• Temperature Range: The TPS3305-18DR is designed to operate over a wide temperature range, ensuring consistent performance in varying environmental conditions.

Applications

This supervisory circuit is ideal for a range of applications, particularly those requiring precise voltage monitoring and system reliability. Common applications include:

• Portable/Battery-Powered Equipment
• Networking Equipment such as Routers and Switches
• Notebook Computers
• Microprocessor/Microcontroller Systems

Product Specifications

With the TPS3305-18DR, Texas Instruments provides a robust solution for power supply supervision, ensuring your systems remain operational and secure. Its combination of features and reliability make it an excellent choice for designers looking to enhance system integrity.