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PCF85263ATT1/AZ bảng dữ liệu(PDF) 16 Page - NXP Semiconductors

tên linh kiện PCF85263ATT1/AZ
Giải thích chi tiết về linh kiện  Tiny RTC/Calendar with Alarm Function, Battery Switch-Over, Time Stamp Input, and I2C-bus
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PCF85263ATT1/AZ bảng dữ liệu(HTML) 16 Page - NXP Semiconductors

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NXP Semiconductors
PCF85263A
Tiny RTC/Calendar with Alarm Function, Battery Switch-Over, Time Stamp Input, and I2C-bus
Bit
Day
2
1
0
Sunday
0
0
0
Monday
0
0
1
Tuesday
0
1
0
Wednesday
0
1
1
Thursday
1
0
0
Friday
1
0
1
Saturday
1
1
0
Table 9. Weekday assignments
7.2.5 Definition of months
Upper-digit (ten’s
place)
Digit (unit place)
Month
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
January
0
0
0
0
1
February
0
0
0
1
0
March
0
0
0
1
1
April
0
0
1
0
0
May
0
0
1
0
1
June
0
0
1
1
0
July
0
0
1
1
1
August
0
1
0
0
0
September
0
1
0
0
1
October
1
0
0
0
0
November
1
0
0
0
1
December
1
0
0
1
0
Table 10. Month assignments in BCD format
7.2.6 Setting and reading the time in RTC mode
Figure 11 shows the data flow and data dependencies starting from the 100 Hz clock tick.
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
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