BU9253AS_05 Datasheet, PDF (6/17 Pages) Rohm – Karaoke/Surround Digital Echo

●Reference data
＜BU9262AFS＞
Ta=25℃
25
20
15
10
4.5
4.7 4.9 5.1 5.3 5.5
INPUT VOLTAGE : VCC [V]
Fig.13 Circuit current
VCC=5V / Ta=25℃
0
-10
-20
-30
-40
-50
-60
-70
-80
-80
-60
-40
-20
0
AMPLITUDE : DBI [ dBV]
Fig.16 Line amplifier linearity
VCC=5V / Ta=25℃
10
0
-10
-20
-30
-40
-50
-60
-70
-80
-80
-60
-40
-20
0
AMPLITUDE : DBI [dBV]
Fig.19 MIX VOL linearity
VCC=5V / Ta=25℃
Cutoff=7kHz/Sampling=2MHz/6
100
VCC=5V / Ta=25℃
10
0
-10
-20
-30
-40
-50
10
100
1K
10K
INPUT FREQUENCY: FIN [Hz]
Fig.14 PRE FILTER frequency
characteristic
VCC=5V / Ta=25℃
10
0
-10
-20
-30
-40
-50
10
1K
100K
10M
INPUT FREQUENCY: FIN [Hz]
Fig.17 Line amplifier frequency
characteristic
VCC=5V / Ta=25℃
10
0
-10
-20
-30
-40
-50
10
1K
100K
10M
INPUT FREQUENCY: FIN [Hz]
Fig.20 MIX VOL frequency
characteristic
VCC=5V / Ta=25℃
Cutoff=３kHz/Sampling=2MHz/12
100
VCC=5V / Ta=25℃
10
0
-10
-20
-30
-40
-50
10
100
1K
10K 100K
INPUT FREQUENCY: FIN [Hz]
Fig.15 FBVOL frequency
characteristic
VCC=5V / Ta=25℃
0.1
0.01
Beginning at the top
f_IN=10kHz
f_IN=1f00Hz
f_IN=100Hz
0.001
-20
-15
-10
-5
0
INPUT LEVEL: LIN [dB]
Fig.18 Line amplifier distortion
characteristic
VCC=5V / Ta=25℃
10
1 Beginning at the top
f_IN=10kHz
f_IN=1f00Hz
f_IN=100Hz
0.1
0.01
-20
-15
-10
-5
0
INPUT LEVEL: RIN [dB]
Fig.21 MIX VOL distortion
characteristic
VCC=5V / Ta=25℃
Cutoff=３kHz/Sampling=2MHz/24
100
10
10
10
1
VIN=1kHz
VIN=100Hz
0.1
-35 -30 -25 -20 -15 -10 -5 0 5 10
INPUT LEVEL: VIN [dB]
Fig.22 Input level vs distortion ratio
characteristic 1
1
VIN=1kHz
VIN=100Hz
0.1
-35 -30 -25 -20 -15 -10 -5 0 5 10
INPUT LEVEL: VIN [dB]
Fig.23 Input level vs distortion ratio
characteristic 2
6/16
1
VIN=1kHz
VIN=100Hz
0.1
-35 -30 -25 -20 -15 -10 -5 0 5 10
INPUT LEVEL: VIN [dB]
Fig.24 Input level vs distortion ratio
characteristic 3