SM1125_06 Datasheet, PDF (9/13 Pages) Nippon Precision Circuits Inc – Multimelody IC for Pagers

SM1125 series
Table 4. Frequency range
Number
Frequency
divider
Relative
error
[cent]
32.768kHz system
Pitch
Frequency
[Hz]
37.5kHz system
Pitch
Frequency
[Hz]
38.4kHz system
Pitch
Frequency
[Hz]
48kHz system
Pitch
Frequency
[Hz]
1
247
2.49 C3 132.664 D#3 151.822 D#3 155.466 G3 194.332
2
233
3.50 C#3 140.635 E3 160.944 E3 164.807 G#3 206.009
3
220
2.89 D3 148.945 F3 170.455 F3 174.545 A3 218.182
4
208
0.00 D#3 157.538 F#3 180.288 F#3 184.615 A#3 230.769
5
196
2.88 E3 167.184 G3 191.327 G3 195.918 B3 244.898
6
185
2.87 F3 177.124 G#3 202.703 G#3 207.568 C4 259.459
7
175
−0.93 F#3 187.246 A3 214.286 A3 219.429 C#4 274.286
8
165
0.94 G3 198.594 A#3 227.273 A#3 232.727 D4 290.909
9
156
−1.96 G#3 210.051 B3 240.385 B3 246.154 D#4 307.692
10
147
0.93 A3 222.912 C4 255.102 C4 261.224 E4 326.531
11
139
−2.21 A#3 235.741 C#4 269.784 C#4 276.259 F4 345.324
12
131
0.42 B3 250.137 D4 286.260 D4 293.130 F#4 366.412
13
124
−4.50 C4 264.258 D#4 302.419 D#4 309.677 G4 387.097
14
117
−3.91 C#4 280.068 E4 320.513 E4 328.205 G#4 410.256
15
110
2.89 D4 297.891 F4 340.909 F4 349.091 A4 436.364
16
104
0.00 D#4 315.077 F#4 360.577 F#4 369.231 A#4 461.538
17
98
2.88 E4 334.367 G4 382.653 G4 391.837 B4 489.796
18
93
−6.46 F4 352.344 G#4 403.226 G#4 412.903 C5 516.129
19
87
8.99 F#4 376.644 A4 431.034 A4 441.379 C#5 551.724
20
83
−9.52 G4 394.795 A#4 451.807 A#4 462.651 D5 578.313
21
78
−1.96 G#4 420.103 B4 480.769 B4 492.308 D#5 615.385
22
74
−10.81 A4 442.811 C5 506.757 C5 518.919 E5 648.649
23
69
10.29 A#4 474.899 C#5 543.478 C#5 556.522 F5 695.652
24
66
−12.74 B4 496.485 D5 568.182 D5 581.818 F#5 727.273
25
62
−4.50 C5 528.516 D#5 604.839 D#5 619.355 G5 774.194
26
58
10.95 C#5 564.966 E5 646.552 E5 662.069 G#5 827.586
27
55
2.89 D5 595.782 F5 681.818 F5 698.182 A5 872.727
28
52
0.00 D#5 630.154 F#5 721.154 F#5 738.462 A#5 923.077
29
49
2.88 E5 668.735 G5 765.306 G5 783.673 B5 979.592
30
46
12.26 F5 712.348 G#5 815.217 G#5 834.783 C6 1043.478
31
44
−10.79 F#5 744.727 A5 852.273 A5 872.727 C#6 1090.909
32
41
11.47 G5 799.220 A#5 914.634 A#5 936.585 D6 1170.732
33
39
−1.96 G#5 840.205 B5 961.538 B5 984.615 D#6 1230.769
34
37
−10.81 A5 885.622 C6 1013.514 C6 1037.838 E6 1297.297
35
35
−14.62 A#5 936.229 C#6 1071.429 C#6 1097.143 F6 1371.429
36
33
−12.74 B5 992.970 D6 1136.364 D6 1163.636 F#6 1454.545
37
31
−4.50 C6 1057.032 D#6 1209.677 D#6 1238.710 G6 1548.387
38
29
10.95 C#6 1129.931 E6 1293.103 E6 1324.138 G#6 1655.172
39
28
−28.30 D6 1170.286 F6 1339.286 F6 1371.429 A6 1714.286
40
26
0.00 D#6 1260.308 F#6 1442.308 F#6 1476.923 A#6 1846.154
41
25
−32.09 E6 1310.720 G6 1500.000 G6 1536.000 B6 1920.000
42
23
12.26 F6 1424.696 G#6 1630.435 G#6 1669.565 C7 2086.957
43
22
−10.79 F#6 1489.455 A6 1704.545 A6 1745.455 C#7 2181.818
44
21
−30.25 G6 1560.381 A#6 1785.714 A#6 1828.571 D7 2285.714
+21.84 cent pitch −44.64 cent pitch −3.58 cent pitch −17.26 cent pitch
error
error
error
error
(Note) A4 is the following note.
A4 (440Hz)
Pitch
Reference
frequency
C3 130.8128
C#3 138.5913
D3 146.8325
D#3 155.5635
E3 164.8138
F3 174.6143
F#3 184.9973
G3 195.9978
G#3 207.6525
A3 220.0000
A#3 233.0820
B3 246.9418
C4 261.6255
C#4 277.1825
D4 293.6650
D#4 311.1270
E4 329.6275
F4 349.2285
F#4 369.9945
G4 391.9955
G#4 415.3050
A4 440.0000
A#4 466.1640
B4 493.8835
C5 523.2510
C#5 554.3650
D5 587.3300
D#5 622.2540
E5 659.2550
F5 698.4570
F#5 739.9890
G5 783.9910
G#5 830.6100
A5 880.0000
A#5 932.3280
B5 987.7670
C6 1046.5020
C#6 1108.7300
D6 1174.6600
D#6 1244.5080
E6 1318.5100
F6 1396.9140
F#6 1479.9780
G6 1567.9820
G#6 1661.2200
A6 1760.0000
A#6 1864.6560
B6 1975.5340
C7 2093.0040
C#7 2217.4600
D7 2349.3200
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