SC7313 datasheet(5/13 Pages) SILAN

5 / 13 page

Silan

Semiconductors

SC7313

HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD

Rev: 1.1

2002.02.26

TYPICAL CHARACTERISTICS PERFORMANCE

Fig.1 Loudness vs. Volume

Attention

Volume Attention (dB)

1020

3040

Fig.2 Loudness vs. Frequency vs.

volume Attenuation

Frequency (Hz)

-60

-40

-20

100

10k

Fig.3 Loudness vs. External

Capacitors

-40

-30

-20

-10

100

10k

100k

Frequency (Hz)

OPEN

10nF

56nF

100nF

220nF

Shorted to VREF

Volume (dB)

Fig.4 Noise vs.Volume/Gain

settings

-80

-60

-40

-20

22Hz ~ 22kHz

ACurve

Fig.5 Signal to Noise Ratio

vs.Volume settings

Volume (dB)

-60

-40

-20

100

10k

100k

-80

VIN=1V

VIN=316V

S/N=106dB

S/N=76dB

Frequency (dB)

100

10k

100k

-3

-2

-1

Fig.6 Distortion & Noise vs.

Frequency

VIN=1Vrms

AV=0dB

All controls Flat

Volume=-20dB

Volume=0dB

Frequency (dB)

100

10k

100k

-3

-2

-1

Fig.7 Distortion & Noise vs.

Frequency

VIN=250mVrms

AV=0dB

All controls Flat

Volume=-20dB

Volume=0dB

Fig.8 Distortion vs. Load

Resistance

Load Resistance (k

Ω)

0.1

-1

-2

Fig.9 Channel Separation(L

→R) vs.

Frequency

100

110

Frequency (Hz)

VIN=1Vrms

AV=0dB

All controls Flat

CLOUD=100nF

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