msm9810b Oki Semiconductor, msm9810b Datasheet - Page 21

• Manufacturer Part Number: msm9810b
• Description: 8-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
FEDL9810BFULL-03
100000
MSM9810B
[Hz]
21/45