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PCF85053ATKJ is a CMOS Real-Time Clock (RTC) and calendar optimized for low power consumption and automatic switching to battery on primary power loss.PCF85053ATKJ includes two I2C buses. The primary I2C bus has the read/write capability on RTC and SRAM registers.

Features

Supply voltage: 1.7 V to 3.6 V

Battery supply voltage: 1.55 V to 3.6 V

Provides year, month, day, weekday, hours, minutes and seconds based on a 32.768 kHz quartz crystal

I2C bus not active during battery switchover

Real-time clock and calendar

Align to MC146818B Register Definition for Offset 0 to 09h

Support both Binary Mode and BCD Mode.

Support 24-hour and 12-hour Mode.

Support Daylight Saving Mode.

Interrupt Flag Support

RTC_CLR Flag

Alarm Flag

RTC Fail Flag

Oscillator Fail Flag

Battery-backed 128 byte SRAM

Frequency adjustment via programmable offset register

Configurable oscillator circuit for a wide variety of quartzes: CL = 6 pF, CL = 7 pF, and CL = 12.5 pF

Operating temperature range Tamb: -40 oC to 85 oC

Application

Server and computer precision timekeeping

Network-powered and industrial electronics

Products with long automated unattended operation time

White goods

• 1.Is the inventory and price seen on the platform accurate?

  A: all online goods on the shelves can be ordered online, but considering the large liquidity of spot inventory, it is not possible to achieve 100% accuracy at present. In case of any abnormality, you can contact our company online and give the corresponding solution.

• 2.Are all our products genuine?

  A: our self-supporting products are from cooperative domestic and foreign original factories or authorized agents, and the source can be traced to ensure the original and authentic products.

• 3.Can you provide the qualification certificate of the original factory or agent?

  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

• 4.Can I make an inquiry through the company's website?

  A: You can inquire through the website, or by phone and email.

• 5.When can I deliver the goods after placing an order? How long will it take to get there?

  A: the delivery date is marked in most commodity information. You can estimate the delivery time of the commodity according to the delivery date. The specific arrival time depends on the warehouse where the commodity is located and the logistics mode you choose.

• 6.Can the company issue an invoice?

  A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.