Product Overview: M48T201V-85MH1E

The M48T201V-85MH1E is a state-of-the-art TIMEKEEPER® integrated circuit from STMicroelectronics, designed to provide a comprehensive solution for complex timekeeping requirements in a range of electronic applications. This device combines a high-capacity static RAM with a real-time clock, a crystal, a power-fail control circuit, and a battery in a single package, ensuring long-term data retention and precise timekeeping even during power outages.

Key Features

• Real-Time Clock (RTC): Embedded within the device, the RTC keeps track of seconds, minutes, hours, days, date, months, and years with leap year compensation valid up to the year 2100.
• Integrated Battery: The M48T201V-85MH1E comes with a built-in, long-life battery that ensures data and time retention for over 10 years in the absence of external power.
• Power-Fail Defer Function: The power-fail defer function allows the device to automatically switch to battery mode during power failures, ensuring uninterrupted timekeeping and data protection.
• High-Speed SRAM: With 2 Mbit (256K x8) of high-speed, low-power SRAM, this device provides ample storage for critical data, which remains protected during power loss.
• Package: The M48T201V-85MH1E is available in a 44-pin SOIC (SOJ) package that is compatible with surface mount technology, making it suitable for automated assembly processes.

Applications

This versatile memory and timekeeping solution is perfect for a wide array of applications, including:

• Telecommunications systems
• Industrial systems with embedded data logging
• POS terminals
• Network servers
• Medical equipment
• Other electronic devices requiring long-term accurate timekeeping and data retention

Reliability and Performance

The M48T201V-85MH1E is designed for reliability and performance. Its integrated crystal ensures stable and accurate time measurements, while the robust battery technology provides a reliable backup power source. The device operates within a temperature range of 0°C to +70°C, making it suitable for commercial-grade applications.

STMicroelectronics' commitment to quality and innovation is reflected in the M48T201V-85MH1E, providing designers and engineers with a reliable, high-performance solution for their timekeeping and data storage needs.