SC7313S 데이터 시트보기 (PDF) - Silan Microelectronics

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SC7313S

DIGITAL CONTROLLED STEREO AUDIO PROCESSOR WITH LOUDNESS

Silan Microelectronics 

Silan

Semiconductors

TYPICAL CHARACTERISTICS PERFORMANCE

Fig.1 Loudness vs. Volume

Attention

20

15

10

5

0

0

10

20

30

40

50

Volume Attention (dB)

Fig.2 Loudness vs. Frequency vs.

volume Attenuation

20

CLOUD=100nF

0

-20

-40

-60

100

1k

10k

Frequency (Hz)

Fig.4 Noise vs.Volume/Gain

settings

10

22Hz ~ 22kHz

3

A Curve

1

-80 -60

-40

-20

0

Volume (dB)

Fig.5 Signal to Noise Ratio

vs.Volume settings

1V

100k

10k

VIN=1V

1k

100

S/N=106dB

10

S/N=76dB

VIN=316V

1

-80 -60 -40

-20

0

20

Volume (dB)

Fig.7 Distortion & Noise vs.

Frequency

1

VIN=250mVrms

AV=0dB

All controls Flat

Volume=-20dB

-1

10

Fig.8 Distortion vs. Load

Resistance

-1

10

Volume=0dB

-2

10

-3

10

10

100

1k

10k

100k

Frequency (dB)

-2

10

0.1

1

Load Resistance (kΩ)

SC7313

Fig.3 Loudness vs. External

Capacitors

-10

-20

OPEN

220nF

56nF 10nF

-30

100nF

Shorted to VREF

-40

10

100

1k

10k

100k

Frequency (Hz)

Fig.6 Distortion & Noise vs.

Frequency

1

VIN=1Vrms

AV=0dB

All controls Flat

Volume=-20dB

-1

10

Volume=0dB

-2

10

-3

10

10

100

1k

10k

100k

Frequency (dB)

Fig.9 Channel Separation(L→R) vs.

Frequency

110

100

90

VIN=1Vrms

AV=0dB

All controls Flat

80

70

1

10

2

3

4

10

10

10

Frequency (Hz)

HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD

Rev: 1.1 2002.02.26

5

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