PCF2123 datasheet(8/86 Pages) NXP

8 / 86 page

NXP Semiconductors

PCA2131

Nano-power highly accurate RTC with integrated quartz crystal for automotive applications

Bit positions labeled as T are unused and return 0 when read. Bits labeled as X are undefined at power-on and unchanged by subsequent resets.

Bit

Address

Reset value

Reference

13h

CLKOUT_ctl

TCR[1:0]

OTPR

COF[2:0]

00X0 0000

Table 15

Timestamp1 registers

14h

Timestp_ctl1

TSM

TSOFF

SUBSEC_TIMESTP[4:0]

0000 0000

Table 64

15h

Sec_timestp1

SECOND_TIMESTP (0 to 59)

0000 0000

Table 66

16h

Min_timestp1

MINUTE_TIMESTP (0 to 59)

0000 0000

Table 68

AMPM

HOUR_TIMESTP (1 to 12) in 12-hour mode

0000 0000

17h

Hour_timestp1

HOUR_TIMESTP (0 to 23) in 24-hour mode

0000 0000

Table 70

18h

Day_timestp1

DAY_TIMESTP (1 to 31)

0000 0000

Table 72

19h

Mon_timestp1

MONTH_TIMESTP (1 to 12)

0000 0000

Table 74

1Ah

Year_timestp1

YEAR_TIMESTP (0 to 99)

0000 0000

Table 76

Timestamp2 registers

1Bh

Timestp_ctl2

TSM

TSOFF

SUBSEC_TIMESTP[4:0]

0000 0000

Table 64

1Ch

Sec_timestp2

SECOND_TIMESTP (0 to 59)

0000 0000

Table 66

1Dh

Min_timestp2

MINUTE_TIMESTP (0 to 59)

0000 0000

Table 68

AMPM

HOUR_TIMESTP (1 to 12) in 12-hour mode

0000 0000

1Eh

Hour_timestp2

HOUR_TIMESTP (0 to 23) in 24-hour mode

0000 0000

Table 70

1Fh

Day_timestp2

DAY_TIMESTP (1 to 31)

0000 0000

Table 72

20h

Mon_timestp2

MONTH_TIMESTP (1 to 12)

0000 0000

Table 74

21h

Year_timestp2

YEAR_TIMESTP (0 to 99)

0000 0000

Table 76

Timestamp3 registers

22h

Timestp_ctl3

TSM

TSOFF

SUBSEC_TIMESTP[4:0]

0000 0000

Table 64

23h

Sec_timestp3

SECOND_TIMESTP (0 to 59)

0000 0000

Table 66

24h

Min_timestp3

MINUTE_TIMESTP (0 to 59)

0000 0000

Table 68

AMPM

HOUR_TIMESTP (1 to 12) in 12-hour mode

0000 0000

25h

Hour_timestp3

HOUR_TIMESTP (0 to 23) in 24-hour mode

0000 0000

Table 70

26h

Day_timestp3

DAY_TIMESTP (1 to 31)

0000 0000

Table 72

27h

Mon_timestp3

MONTH_TIMESTP (1 to 12)

0000 0000

Table 74

Table 4. Register overview...continued

PCA2131

All information provided in this document is subject to legal disclaimers.

Product data sheet

Rev. 1.0 — 26 July 2021

8 / 86

PCF2123 数据表(PDF) 8 Page - NXP Semiconductors

PCF2123 数据表(HTML) 8 Page - NXP Semiconductors

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86

数据表下载

链接网址

PCF2123 数据表(PDF) 8 Page - NXP Semiconductors

PCF2123 数据表(HTML) 8 Page - NXP Semiconductors

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86

数据表 下载

链接网址

数据表下载