HA12134A Datasheet, PDF (13/27 Pages) Hitachi Semiconductor – Dolby B-Type Noise Reduction System

10
HA12136A
3
1.0
HA12134A, HA12135A, HA12136A
VCC = 12 V
0.3
0.1
100 Hz
10 kHz
0.03
1 kHz
0.01
–25 –20 –15 –10 –5 0
5 10 15 20
Vout [dB]
Figure 11 PB NR-OFF Total Harmonic Distortion vs. Output Level
10
HA12136A
3
1.0
V CC= 12 V
0.3
0.1
100 Hz
0.03
1 kHz
10 kHz
0.01
–30 –25 –20 –15 –10 –5 0
Vout [dB]
5 10 15 20
Figure 12 PB NR-ON Total Harmonic Distortion vs. Output Level
Rev.3, Jun. 1999, page 13 of 27