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BUY M48T86PC1 https://www.utsource.net/itm/p/833794.html
5V PC REAL TIME CLOCK
The M48T86PC1 is a Real-Time Clock/Calendar (RTC) IC manufactured by ST Microelectronics. It is a 24-pin dual-in-line plastic package IC. Description The M48T86PC1 is a low power, full-function RTC with a variety of features, such as leap year correction, leap second leap day correction and leap year leap second leap day correction. It also includes a programmable clock/calendar alarm, two time-of-day alarms and up to 32 programmable interrupts. The M48T86PC1 has an on-chip crystal oscillator, and can also be configured for use with an external oscillator, making it suitable for a wide range of applications. Features * Low power consumption * Real-Time Clock/Calendar (RTC) * Leap year with leap second and leap day correction * Programmable Clock/Calendar Alarm * Two time-of-day alarms * 32 programmable interrupts * On-chip crystal oscillator * Optional external oscillator Applications The M48T86PC1 is suitable for use in a variety of applications, including medical, industrial, telecom and consumer electronics. It can be used for clock/calendar functionality, data logging, and alarm functions. It is also suitable for use in industrial and telecom applications, where a low power consumption and a high level of accuracy is required. (For reference only)