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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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PCF85263AT/AJ 데이터시트(PDF) 6 Page - NXP Semiconductors |
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PCF85263AT/AJ 데이터시트(HTML) 6 Page - NXP Semiconductors |
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6 / 102 page  NXP Semiconductors PCF85263A Tiny RTC/Calendar with Alarm Function, Battery Switch-Over, Time Stamp Input, and I2C-bus 5 Block diagram Figure 1 shows the labeled block diagram of PCF85263A. aaa-009062 PCF85263A Alarm control 1 byte RAM I2C interface Alarm 1 Alarm 2 Time stamp 1 Time stamp 2 Time stamp 3 Time stamp control Stopwatch control Watchdog CLK generation Offset calibration 32768 Hz quartz oscillator 100TH seconds Seconds Minutes RTC Stopwatch Hours Hours xxxx00 Hours xx00xx Hours 00xxxx - - Weekdays Days Months Years Mechanical switch detec. TS (1) (CLK/INTB) SDA SCL VSS VBAT VDD CLK (1) INTA (CLK) OSCI OSCO Battery switch over batt_mode VDD VBAT/VTH Interrupt generation Pulse/ level batt_mode Interrupt generation Pulse/ level Alarms Time stamps Periodic interrupt Offset calibration Watchdog Battery mode VDD(int) VDD(int) 1. Not available in all package types. Figure 1. Block diagram of PCF85263A PCF85263A All information provided in this document is subject to legal disclaimers. © 2025 NXP B.V. All rights reserved. Product data sheet Rev. 5.4 — 12 December 2025 Document feedback 6 / 102 |
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