msm6722gs-k Oki Semiconductor, msm6722gs-k Datasheet - Page 14

• Manufacturer Part Number: msm6722gs-k
• Description: Pitch Control Ic For The Speech Signal
• Manufacturer: Oki Semiconductor

¡ Semiconductor
A pitch shifts in a range of one octave upward or downward, centered at pitch step 8. The pitch
shift is illustrated in the following keyboard diagram and the following table via corresponding
frequencies.
Pitch Conversion Diagram
Pitch Conversion Table
0
1
2
3
Pitch step
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1 1
0
4
5
6
DA sampling cycle (µs)/
7
frequency (kHz)
8
101/9.90
113/8.84
120/8.33
127/7.87
143/6.99
151/6.62
160/6.25
180/5.55
190/5.26
202/4.95
227/4.40
60/16.6
71/14.0
76/13.1
80/12.5
90/11.1
90/10.5
9
10
11
12
13
14
15
16
MSM6722
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