The DS1673S-3 is a highly integrated portable system controller designed by Maxim Integrated to provide a comprehensive solution for managing power and system control functions within portable devices. This versatile controller is housed in a space-saving, 16-pin SOIC package, making it ideal for compact systems where space is at a premium.

Key Features

• Real-Time Clock (RTC): The DS1673S-3 includes a full-function, binary-coded decimal (BCD) real-time clock/calendar (RTC) with an integrated crystal oscillator, which ensures accurate timekeeping and provides a programmable alarm function.
• Watchdog Timer: A built-in watchdog timer helps to ensure system reliability by monitoring system operation and initiating a system reset in case of software anomalies or malfunction.
• Power-Supply Monitoring: The device features power-fail detection and a reset function, which safeguards the system against improper shutdowns and data loss during power failures.
• Microprocessor Monitor: The DS1673S-3 includes a microprocessor monitor that provides a reset output during power-up, power-down, and brownout conditions, ensuring the proper operation of the microprocessor under varying power conditions.
• Low Power Consumption: Designed for battery-powered applications, the DS1673S-3 has a low power consumption profile, which helps to extend the battery life of the portable device.

Applications

The DS1673S-3 is suited for a wide range of applications in portable devices where power management and system reliability are critical. It is commonly used in handheld instruments, medical devices, communication equipment, and other battery-operated electronics that require efficient power management and robust system control.

Technical Specifications

• Voltage Range: 2.7V to 3.7V
• Operating Temperature: -40°C to +85°C
• Package Type: 16-Pin SOIC

Maxim Integrated's commitment to quality and reliability is evident in the DS1673S-3 portable system controller, making it an excellent choice for designers looking to enhance the performance and longevity of their portable devices.