msm9811 Oki Semiconductor, msm9811 Datasheet - Page 21

• Manufacturer Part Number: msm9811
• Description: 4-channel Mixing Oki Adpcm Type Voice Synthesis Lsi
• Manufacturer: Oki Semiconductor

LPF Frequency Characteristics
This LSI contains a LPF in which a digital filter technology is used. The frequency characteristics when a
secondary filter is used at fs = 8 kHz is shown below. The cutoff frequency is directly proportional to the sampling
frequency fs.
OKI Semiconductor
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
100
LPF Output Frequency Characteristics (fs = 8 kHz)
1000
10000
FEDL9811FULL-04
100000
[Hz]
MSM9811
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