FM31T372/374/376/378-G
Negative Calibration for Fast Measured Clocks
Measured Frequency Range at +25°C Error Range (PPM)
Min
Max
Min
0.00
1.02
Max
1.02
3.05
Program Calibration Register to:
0
1
2
3
4
5
6
7
512.0000
512.0005
512.0016
512.0026
512.0036
512.0047
512.0057
512.0068
512.0078
512.0089
512.0099
512.0109
512.0120
512.0130
512.0141
512.0151
512.0161
512.0172
512.0182
512.0193
512.0203
512.0214
512.0224
512.0234
512.0245
512.0255
512.0266
512.0276
512.0286
512.0297
512.0307
512.0318
512.0328
512.0339
512.0349
512.0359
512.0370
512.0380
512.0391
512.0401
512.0411
512.0422
512.0432
512.0443
512.0453
512.0464
512.0474
512.0484
512.0495
512.0505
512.0516
512.0526
512.0536
512.0547
512.0557
512.0568
512.0578
512.0589
512.0599
512.0609
512.0620
512.0630
512.0641
512.0651
512.0005
512.0016
512.0026
512.0036
512.0047
512.0057
512.0068
512.0078
512.0089
512.0099
512.0109
512.0120
512.0130
512.0141
512.0151
512.0161
512.0172
512.0182
512.0193
512.0203
512.0214
512.0224
512.0234
512.0245
512.0255
512.0266
512.0276
512.0286
512.0297
512.0307
512.0318
512.0328
512.0339
512.0349
512.0359
512.0370
512.0380
512.0391
512.0401
512.0411
512.0422
512.0432
512.0443
512.0453
512.0464
512.0474
512.0484
512.0495
512.0505
512.0516
512.0526
512.0536
512.0547
512.0557
512.0568
512.0578
512.0589
512.0599
512.0609
512.0620
512.0630
512.0641
512.0651
512.0661
0000000
0000001
0000010
0000011
0000100
0000101
0000110
0000111
0001000
0001001
0001010
0001011
0001100
0001101
0001110
0001111
0010000
0010001
0010010
0010011
0010100
0010101
0010110
0010111
0011000
0011001
0011010
0011011
0011100
0011101
0011110
0011111
0100000
0100001
0100010
0100011
0100100
0100101
0100110
0100111
0101000
0101001
0101010
0101011
0101100
0101101
0101110
0101111
0110000
0110001
0110010
0110011
0110100
0110101
0110110
0110111
0111000
0111001
0111010
0111011
0111100
0111101
0111110
0111111
3.05
5.09
7.12
9.16
5.09
7.12
9.16
11.19
13.22
15.26
17.29
19.33
21.36
23.40
25.43
27.47
29.50
31.53
33.57
35.60
37.64
39.67
41.71
43.74
45.78
47.81
49.85
51.88
53.91
55.95
57.98
60.02
62.05
64.09
66.12
68.16
70.19
72.22
74.26
76.29
78.33
80.36
82.40
84.43
86.47
88.50
90.54
92.57
94.60
96.64
98.67
100.71
102.74
104.78
106.81
108.85
110.88
112.92
114.95
116.98
119.02
121.05
123.09
125.12
127.16
129.19
11.19
13.22
15.26
17.29
19.33
21.36
23.40
25.43
27.47
29.50
31.53
33.57
35.60
37.64
39.67
41.71
43.74
45.78
47.81
49.85
51.88
53.91
55.95
57.98
60.02
62.05
64.09
66.12
68.16
70.19
72.22
74.26
76.29
78.33
80.36
82.40
84.43
86.47
88.50
90.54
92.57
94.60
96.64
98.67
100.71
102.74
104.78
106.81
108.85
110.88
112.92
114.95
116.98
119.02
121.05
123.09
125.12
127.16
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
Rev. 1.1
Apr. 2011
Page 10 of 26