PCF2127A and PCF2129A Evaluation Kit

Real Time Clocks

NXP Semiconductors

This tutorial provides an overview of NXP’s real time clocks (RTC), explains the benefits of using a stand-alone real time clock, and discusses potential applications.

Related Parts

ImageManufacturer Part NumberDescriptionAvailable QuantityPrice
IC RTC CLK/CALENDAR SPI 14TSSOPPCF2123TS/1,118IC RTC CLK/CALENDAR SPI 14TSSOP0 - ImmediateSee Page for PricingView Details
IC RTC CLK/CALENDAR SPI 14TSSOPPCF2123TS/1,112IC RTC CLK/CALENDAR SPI 14TSSOP0 - Immediate$0.41View Details
IC RTC CLK/CALENDAR I2C 10HVSONPCF8563BS/4,118IC RTC CLK/CALENDAR I2C 10HVSON900 - Immediate$1.12View Details
IC RTC CLOCK/CALENDAR I2C 8SOPCF8563T/F4,118IC RTC CLOCK/CALENDAR I2C 8SO1524 - Immediate$1.14View Details
IC RTC CLK/CALENDAR I2C 8TSSOPPCF8563TS/4,118IC RTC CLK/CALENDAR I2C 8TSSOP811 - Immediate$1.33View Details
IC RTC CLOCK/CALENDAR I2C 8SOPCF8583T/5,518IC RTC CLOCK/CALENDAR I2C 8SO0 - Immediate$2.85View Details
IC RTC CLOCK/CALENDAR I2C 8SOPCF8583T/5,512IC RTC CLOCK/CALENDAR I2C 8SO0 - Immediate$1.03View Details
IC RTC CLOCK/CALENDAR I2C 8DIPPCF8583P/F5,112IC RTC CLOCK/CALENDAR I2C 8DIP0 - ImmediateSee Page for PricingView Details
IC RTC CLK/CALENDAR I2C 8TSSOPPCA8565TS/1,118IC RTC CLK/CALENDAR I2C 8TSSOP388 - Immediate$1.67View Details
IC RTC CLOCK/CALENDAR I2C 8SOPCF8563T/F4,112IC RTC CLOCK/CALENDAR I2C 8SO0 - ImmediateSee Page for PricingView Details
IC RTC CLK/CALENDAR I2C 10HVSONPCA8565BS/1,118IC RTC CLK/CALENDAR I2C 10HVSON0 - ImmediateSee Page for PricingView Details
EVAL BOARD FOR PCA2124 PCF2125OM6292EVAL BOARD FOR PCA2124 PCF21250 - Immediate$48.58View Details
PTM Published on: 2011-11-02

Related Product Highlight

MIKROE-947 RTC Click Accessory Board The MikroElektronika MIKROE-947 RTC Click is an accessory board in mikroBus™ form factor.
Real-Time Clocks (RTC) Order NXP’s Ultra Low Power Consumption Real-Time Clocks Online at DigiKey. Specially Optimized for Energy Critical Applications.

Related Articles and Blogs

Low-Power MCUs for Energy-Harvesting Applications Overview of design requirements and considerations for energy-harvesting applications as well as component solutions from Silicon Labs, Microchip, and Cymbet.
Enabling Timekeeping Function and Prolonging Battery Life in Low Power Systems The ability to electronically keep track of time has made it possible for electronic equipment to implement functions such as maintaining calendar time, waking up a system periodically to initiate certain actions, and time-stamping measured data.

Related Product Training Modules

Accurate Real Time Clock Series NXP accurate RTCs eliminate potential sourcing, layout, and manufacturing issues while improving time-keeping accuracy and reducing total number of components
Low Power Real-Time Clocks Real-Time Clock (RTC) basics and the low power product offerings from NXP Semiconductors.
I²C Bus Fundamentals Using the I²C Bus are versatile and have require fewer pins on PCB layout and have a wide adoption and multi-master capabilities.
Terms & Conditions Privacy Notice Cookie Settings
Copyright © 1995-2026, DigiKey. All Rights Reserved.
ECIA Member
This site is protected by VikingCloud's Trusted Commerce program
ECIA Member