Product Overview: DS1819CR-10+T&R from Maxim Integrated

The DS1819CR-10+T&R is a robust, versatile microprocessor supervisory circuit designed by Maxim Integrated to monitor power supplies in microprocessor systems. It provides a cost-effective solution for systems that require a reliable reset function to ensure proper operation during power-up, power-down, or brown-out conditions. The device comes in a compact SOT-23 package, making it suitable for space-constrained applications.

Key Features

• Voltage Monitoring: The DS1819CR-10+T&R actively monitors the system voltage and asserts a reset signal when the voltage drops below the preset threshold of 2.88V, ensuring the microprocessor restarts correctly during power failures.
• Reset Timeout: It features a 140ms minimum power-on reset timeout which provides sufficient time for the system to stabilize before the microprocessor starts to execute code.
• Temperature Range: The device operates over a wide temperature range, from -40°C to +85°C, allowing it to be used in various environments and applications.
• Low Power Consumption: With its low power consumption, the DS1819CR-10+T&R is ideal for portable and battery-operated devices, contributing to extended battery life and reduced energy costs.
• Supply Voltage Range: It supports a supply voltage range of +2.7V to +5.5V, accommodating a variety of microprocessors and digital systems.

Applications

The DS1819CR-10+T&R is designed for a broad range of applications including:

• Computers and servers
• Embedded systems
• Portable/battery-powered equipment
• Industrial controllers
• Telecommunications systems

Product Packaging and Availability

This product is offered in a tape and reel (T&R) format, facilitating automated pick-and-place manufacturing processes. The DS1819CR-10+T&R's compact form factor and packaging make it an excellent choice for high-volume production environments.

In summary, Maxim Integrated's DS1819CR-10+T&R is a reliable and efficient solution for system monitoring and reset functions, ensuring that digital systems maintain their integrity and performance across various conditions and applications.