M41T93_11 STMICROELECTRONICS [STMicroelectronics], M41T93_11 Datasheet - Page 23

• Manufacturer Part Number: M41T93_11
• Description: Serial SPI bus real-time clock with battery switchover
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

M41T93
Table 4.
Calibration value (binary)
DC4 – DC0
10 (01010)
11 (01011)
12 (01100)
13 (01101)
14 (01110)
15 (01111)
16 (10000)
17 (10001)
18 (10010)
19 (10011)
20 (10100)
21 (10101)
22 (10110)
23 (10111)
24 (11000)
25 (11001)
26 (11010)
27 (11011)
28 (11100)
29 (11101)
30 (11110)
31 (11111)
0 (00000)
1 (00001)
2 (00010)
3 (00011)
4 (00100)
5 (00101)
6 (00110)
7 (00111)
8 (01000)
9 (01001)
Digital calibration values
N
Doc ID 12615 Rev 6
Negative calibration (DCS = 0) Positive calibration (DCS = 1)
N/491520 (per minute)
Calibration value rounded to the nearest ppm
–10
–12
–14
–16
–18
–20
–22
–24
–26
–28
–31
–33
–35
–37
–39
–41
–43
–45
–47
–49
–51
–53
–55
–57
–59
–61
–63
–2
–4
–6
–8
0
N/245760 (per minute)
Clock operation
102
106
110
114
118
122
126
12
16
20
24
28
33
37
41
45
49
53
57
61
65
69
73
77
81
85
90
94
98
0
4
8
23/51