PCF85263ATLSLASHA datasheet(1/102 Pages) NXP

Part #	PCF85263ATL/A

Description	Tiny RTC/Calendar with Alarm Function, Battery Switch-Over, Time Stamp Input, and I2C-bus

PDF	102 Pages

Scroll/Zoom	100%

Manufacturer	NXP [NXP Semiconductors]

Direct Link	http://www.nxp.com

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PCF85263A

Tiny RTC/Calendar with Alarm Function, Battery Switch-Over, Time Stamp

Input, and I2C-bus

Rev. 5.4 — 12 December 2025

Product data sheet

Document information

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Content

Keywords

PCF85263A, data sheet, I2C-bus, Battery switch-over, alarm function, time stamp input

Abstract

The PCF85263A is a CMOS Real-Time Clock (RTC) and calendar optimized for low power

consumption and with automatic switching to battery on main power loss.

Similar Part No. - PCF85263ATL/A

Manufacturer	Part #	Datasheet	Description
NXP Semiconductors	PCF85263ATL/A	786Kb / 100P	Tiny Real-Time Clock/calendar with alarm function, battery switch-over, time stamp input, and I2C-bus Rev. 4.1 - 27 November 2015
	PCF85263ATL/A	1Mb / 92P	Tiny Real-Time Clock/calendar with alarm function, battery switch-over, time stamp input, and I2C-bus Rev. 5 - 1 February 2021
	PCF85263ATL/AX	786Kb / 100P	Tiny Real-Time Clock/calendar with alarm function, battery switch-over, time stamp input, and I2C-bus Rev. 4.1 - 27 November 2015
	PCF85263ATL/AX	1Mb / 92P	Tiny Real-Time Clock/calendar with alarm function, battery switch-over, time stamp input, and I2C-bus Rev. 5 - 1 February 2021

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