STMicroelectronics

M48T08-100PC1

M48T08-100PC1 Description

The M48T08-100PC1 from STMicroelectronics is a high-performance Real-Time Clock (RTC) IC designed for precise timekeeping and calendar functions. Housed in a 28-pin DIP package, this parallel-interface RTC operates within a 4.75V to 5.5V supply range and is optimized for industrial and embedded systems requiring reliable time/date tracking. As part of the Timekeeper® series, it integrates a clock/calendar with 24-hour time format (HH:MM:SS) and supports leap year calculations, ensuring long-term accuracy. Its through-hole mounting and ROHS3 compliance make it suitable for robust applications.

M48T08-100PC1 Features

• Parallel Interface: Enables direct communication with microcontrollers or processors.
• Low Timekeeping Current: 3mA max at 4.7V–5.5V, ensuring power efficiency.
• Extended Temperature Range: Operates from 0°C to 70°C, ideal for industrial environments.
• Integrated Watchdog Timer: Enhances system reliability by monitoring microcontroller activity.
• Non-Volatile Storage: Retains time/date data during power loss.
• Leap Year Compensation: Automatically adjusts for leap years up to 2100.
• MSL 1 (Unlimited): Suitable for long-term storage without moisture sensitivity concerns.

M48T08-100PC1 Applications

• Industrial Automation: Timestamping for process control and data logging.
• Embedded Systems: Timekeeping in medical devices, ATMs, and point-of-sale terminals.
• Telecommunications: Network synchronization and event scheduling.
• Legacy Equipment Upgrades: Drop-in replacement for older RTC modules due to DIP compatibility.
• Energy Management Systems: Time-based load shedding and meter reading.

Conclusion of M48T08-100PC1

The M48T08-100PC1 stands out for its robust design, low power consumption, and integrated watchdog timer, making it a superior choice for applications demanding precise timekeeping with fail-safe features. Its parallel interface simplifies integration into legacy systems, while STMicroelectronics' reliability ensures long-term performance. Ideal for industrial, embedded, and telecommunications use, this RTC combines functionality with durability.