HA12136A Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HA12136A

Dolby B-Type Noise Reduction System

Hitachi -> Renesas Electronics 

HA12134A, HA12135A, HA12136A

10

HA12135A

3

1.0

VCC = 12 V

0.3

10 kHz

0.1

1 kHz

100 Hz

0.03

0.01

–20 –15 –10 –5

0

5 10 15 20

Vout [dB]

Figure 21 REC NR-ON total Harmonic Distortion vs. Output Level

10

HA12135A

3

1.0

V CC= 12 V

0.3

0.1

0.03

1 kHz

100 Hz

10 kHz

0.01

–20 –15 –10 –5

0

5 10 15 20

Vout [dB]

Figure 22 PB NR-OFF Total Harmonic Distortion vs. Output Level

18

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