A1550P Просмотр технического описания (PDF) - Sony Semiconductor

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производитель

A1550P

Dolby B∗ type Noise Reduction System

Sony Semiconductor 

CXA1550P, CXA1551M/P, CXA1552M/P, CXA1553M/P

NR OFF total harmonic distortion –3 (CXA1551)

Encode Mode

1.0 0dB=Dolby level

f=1kHz

0.5

0.2

0.1

VCC=12V

VCC=8.5V

0.05

0.02

0.01

–8 –4

VCC=15V

0 4 8 12 16

Output level (dB)

Double speed total harmonic distortion –3 (CXA1551)

1.0

Encode Mode

0dB=Dolby level

f=1kHz

0.5

0.2

0.1

0.05

VCC=12V

VCC=8.5V

0.02

VCC=15V

0.01

–8 –4

0 4 8 12 16

Output level (dB)

NR ON total harmonic distortion –4 (CXA1552)

Encode Mode

1.0 0dB=Dolby level

f=1kHz

0.5

VCC=9V

VCC=6.5V

0.2

0.1

0.05

0.02

VCC=15V

0.01

–4 0

4 8 12 16 20

Output level (dB)

NR ON total harmonic distortion –3 (CXA1551)

Encode Mode

1.0 0dB=Dolby level

f=1kHz

0.5

0.2

0.1

0.05

VCC=12V

VCC=8.5V

0.02

VCC=15V

0.01

–8 –4

0 4 8 12 16

Output level (dB)

NR OFF total harmonic distortion –4 (CXA1552)

Encode Mode

1.0 0dB=Dolby level

f=1kHz

0.5

VCC=9V

VCC=6.5V

0.2

0.1

0.05

0.02

0.01

VCC=15V

–4 0 4 8 12 16 20

Output level (dB)

Double speed total harmonic distortion –4 (CXA1552)

Encode Mode

1.0 0dB=Dolby level

f=1kHz

0.5

VCC=6.5V

VCC=9V

0.2

0.1

0.05

0.02

VCC=15V

0.01

–4 0 4 8 12 16 20

Output level (dB)

—13—

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