STMicroelectronics M48Z32V-35MT1F

The M48Z32V-35MT1F is a high-performance 32 Kbit 4K x 8 ZEROPOWER® SRAM with a built-in real-time clock, designed and manufactured by the renowned semiconductor company, STMicroelectronics. This integrated battery-backed SRAM and timekeeping solution is engineered to maintain data and accurate time for a wide array of applications, even when the main power supply is turned off.

This device features a 32,768 x 8-bit static RAM, which allows for quick access and storage of data. Its ZEROPOWER® technology is a significant advancement that ensures very low power consumption, allowing the battery to have an extended life. The M48Z32V-35MT1F operates at a voltage range of 3.0 to 3.6 volts, providing a stable and reliable performance across various operating conditions.

The real-time clock (RTC) is a critical component of the M48Z32V-35MT1F, offering precision timekeeping with an integrated crystal and battery. The clock/calendar functionality includes seconds, minutes, hours, day, date, month, and year information. The end of the month date is automatically adjusted for months with fewer than 31 days, including corrections for leap year. The clock operates in either the 24-hour or 12-hour format with an AM/PM indicator.

Additional features of the M48Z32V-35MT1F include a programmable alarm output that can be set to a specific time, providing a versatile interrupt feature. The device also supports a WRITE protect function, ensuring that during power transitions, the contents of the memory are not accidentally written over.

Thanks to its 28-pin SOIC package, the M48Z32V-35MT1F is suitable for use in a variety of applications that require battery-backed SRAM and real-time clock functions, such as embedded systems, utility meters, POS terminals, and other industrial and consumer electronics that need to maintain accurate time and data integrity during power loss.

Overall, the M48Z32V-35MT1F from STMicroelectronics is a reliable and efficient choice for designers looking for a memory and timekeeping solution that is both powerful and energy-efficient, ensuring data and time are preserved without the need for an external power source.