PCF85263A Datasheet PDF - NXP Tiny Real-Time Clock/Calendar Specs

PCF85263A - Tiny Real-Time Clock/Calendar

Datasheet Summary

Description

The PCF85263A is a CMOS1 Real-Time Clock (RTC) and calendar optimized for low power consumption and with automatic switching to battery on main power loss.

The RTC can also be configured as a stop-watch (elapsed time counter).

Features

UL Recognized Component (PCF85263ATL).
Provides year, month, day, weekday, hours, minutes, seconds and 100th seconds based on a 32.768 kHz quartz crystal.
Stop-watch mode for elapsed time counting. From 100th seconds to 999 999 hours.
Two independent alarms.
Battery back-up circuit.
WatchDog timer.
Three timestamp registers.
Two independent interrupt generators plus predefined interrupts at every second, minute, or hour.

Datasheet Details

Part number	PCF85263A
Manufacturer	NXP
File Size	0.97 MB
Description	Tiny Real-Time Clock/Calendar
Datasheet	PCF85263A Datasheet
Additional preview pages of the PCF85263A datasheet.

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Full PDF Text Transcription

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PCF85263A Tiny RTC/calendar with alarm function, battery switch-over, time stamp input, and I2C-bus Rev. 5.3 — 22 November 2023 Product data sheet 1 General description The PCF85263A is a CMOS1 Real-Time Clock (RTC) and calendar optimized for low power consumption and with automatic switching to battery on main power loss. The RTC can also be configured as a stop-watch (elapsed time counter). Three time log registers triggered from battery switch-over as well as input driven events. Featuring clock output and two independent interrupt signals, two alarms, I2C-bus interface and quartz crystal calibration. For a selection of NXP Real-Time Clocks, see Table 71.

Published: Jul 23, 2014 |