BU8763FV Datasheet, PDF (8/12 Pages) Rohm – Melody LSI for Cellular Phone

Communications
BU8763FV
FREQ[5:0] D5 D4 D3 D2 D1 D0 Scale
Typical
Freq. [Hz]
2Bh
1 0 1 0 1 1 E(mi)
1317.65
2Ch
101100
F(fa)
1394.19
2Dh
1 0 1 1 0 1 F#(fa#) 1480.18
2Eh
1 0 1 1 1 0 G(sol)
1570.09
2Fh
1 0 1 1 1 1 G#(sol#) 1663.37
30h
110000
A(la)
1759.16
31h
1 1 0 0 0 1 A#(la#) 1866.67
32h
110010
B(si)
1976.47
33h
1 1 0 0 1 1 C(do)
2093.46
34h
1 1 0 1 0 0 C#(do#) 2217.82
35h
1 1 0 1 0 1 D(le)
2349.65
36h
1 1 0 1 1 0 D#(le#) 2488.89
37h
1 1 0 1 1 1 E(mi)
2635.29
38h
111000
F(fa)
2788.28
39h
1 1 1 0 0 1 F#(fa#) 2960.35
3Ah
1 1 1 0 1 0 G(sol)
3140.19
3Bh
1 1 1 0 1 1 G#(sol#) 3326.73
3Ch
111100
A(la)
3518.32
3Dh
1 1 1 1 0 1 A#(la#) 3733.33
3Eh
111110
B(si)
3952.94
3Fh
1 1 1 1 1 1 C(do)
4173.91
Theoretic
Freq. [Hz]
1318.51
1396.91
1479.98
1567.98
1661.22
1760.00
1864.66
1975.53
2093.00
2217.46
2349.32
2489.02
2637.02
2793.83
2959.96
3135.96
3322.44
3520.00
3729.31
3951.07
4186.01
Error
[%]
−0.07
−0.19
0.01
0.13
0.13
−0.05
0.11
0.05
0.02
0.02
0.01
−0.01
−0.07
−0.20
0.01
0.13
0.13
−0.05
0.11
0.05
−0.29
Output frequency in case DTMF/TONE
FREQ[5:0] D5 D4 D3 D2 D1 D0 WAVE
Scale
00h
00000
01h
00000
02h
00001
03h
00001
04h
00010
05h
00010
06h
00011
07h
00011
08h
00100
09h
00100
0Ah
00101
0Bh
00101
0Ch
00110
0Dh
00110
0Eh
00111
∗ Even when more than 0Fh is set, it's not changed.
0 WAVE_1 DTMF_H
1 WAVE_1 DTMF_H
0 WAVE_1 DTMF_H
1 WAVE_1 DTMF_H
0 WAVE_2 DTMF_L
1 WAVE_2 DTMF_L
0 WAVE_2 DTMF_L
1 WAVE_2 DTMF_L
0 WAVE_3 TONE
1 WAVE_3 TONE
0 WAVE_3 TONE
1 WAVE_3 TONE
0 WAVE_3 TONE
1 WAVE_3 TONE
0 WAVE_3 TONE
Typical
Freq. [Hz]
1208.63
1333.33
1473.68
1631.07
697.10
770.64
852.79
938.55
383.56
400.00
1000.00
1473.68
2000.00
2545.45
4000.00
Theoretic
Freq. [Hz]
1209.00
1336.00
1477.00
1633.00
697.00
770.00
852.00
941.00
Error
[%]
−0.03
−0.20
−0.22
−0.12
0.01
0.08
0.09
−0.26
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