Datasheet

PCA8565 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product data sheet Rev. 4 — 5 December 2014 46 of 48
NXP Semiconductors
PCA8565
Real time clock/calendar
27. Tables
Table 1. Ordering information . . . . . . . . . . . . . . . . . . . . .2
Table 2. Ordering options . . . . . . . . . . . . . . . . . . . . . . . . .2
Table 3. Marking codes . . . . . . . . . . . . . . . . . . . . . . . . . .2
Table 4. Pin description . . . . . . . . . . . . . . . . . . . . . . . . . .4
Table 5. Register overview and control bits default
values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Table 6. Register Control_1 (address 00h) bits
description . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Table 7. Register Control_2 (address 01h) bits
description . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Table 8. Register reset values
[1]
. . . . . . . . . . . . . . . . . . . .8
Table 9. Register Seconds (address 02h) bits
description . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Table 10. Seconds coded in BCD format . . . . . . . . . . . . .9
Table 11. Register Minutes (address 03h) bits
description . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Table 12. Register Hours (address 04h) bits description .10
Table 13. Register Days (address 05h) bits description. .10
Table 14. Register Weekdays (address 06h) bits
description . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Table 15. Weekday assignments . . . . . . . . . . . . . . . . . .11
Table 16. Register Months_century (address 07h)
bits description . . . . . . . . . . . . . . . . . . . . . . . . .11
Table 17. Month assignments coded in BCD format . . .11
Table 18. Register Years (08h) bits description . . . . . . . .12
Table 19. Register Minute_alarm (address 09h)
bits description . . . . . . . . . . . . . . . . . . . . . . . . .14
Table 20. Register Hour_alarm (address 0Ah)
bits description . . . . . . . . . . . . . . . . . . . . . . . . .14
Table 21. Register Day_alarm (address 0Bh)
bits description . . . . . . . . . . . . . . . . . . . . . . . . .15
Table 22. Register Weekday_alarm (address 0Ch)
bits description . . . . . . . . . . . . . . . . . . . . . . . . .15
Table 23. Register Timer_control (address 0Eh)
bits description . . . . . . . . . . . . . . . . . . . . . . . . .16
Table 24. Timer (address 0Fh) bits description . . . . . . . .16
Table 25. Timer register bits value range . . . . . . . . . . . . .16
Table 26. Register CLKOUT_control (address 0Dh)
bits description . . . . . . . . . . . . . . . . . . . . . . . . .17
Table 27. Flag location in register Control_2 . . . . . . . . . .18
Table 28. Example to clear only AF (bit 3) in register
Control_2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Table 29. INT
operation (bit TI_TP = 1) . . . . . . . . . . . . . .19
Table 30. First increment of time circuits after STOP
bit release . . . . . . . . . . . . . . . . . . . . . . . . . . . .21
Table 31. Limiting values . . . . . . . . . . . . . . . . . . . . . . . . .28
Table 32. Static characteristics . . . . . . . . . . . . . . . . . . . .29
Table 33. Dynamic characteristics . . . . . . . . . . . . . . . . . .32
Table 34. SnPb eutectic process (from J-STD-020D) . . .38
Table 35. Lead-free process (from J-STD-020D) . . . . . .38
Table 36. Selection of Real-Time Clocks . . . . . . . . . . . . .40
Table 37. Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . .42
Table 38. Revision history . . . . . . . . . . . . . . . . . . . . . . . .43