VS1003 데이터 시트보기 (PDF) - Unspecified

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VS1003

MP3/WMA AUDIO CODEC

Unspecified 

VS1003

4 CHARACTERISTICS & SPECIFICATIONS

4.7.3 RIGHT and LEFT outputs

100

80

60

40

20

0

0.001

SNR 30R LOAD

SNR AWEIGHT 30R LOAD

THD 30R LOAD

THD NO LOAD

0.01

0.1

1

output voltage (rms)

Figure 3: Measured performance of RIGHT (or LEFT) output.

Measured performance of RIGHT (or LEFT) output with 1 kHz generated sine. Sampling rate

of DAC is 48 kHz (master clock 12.288 MHz), noise calculated from 0 to 20 kHz.

0

-20

-40

-60

-80

-100

-120

0

5000

10000 15000

frequency Hz

20000

Figure 4: Typical spectrum of RIGHT (or LEFT) output.

Typical spectrum of RIGHT (or LEFT) output with maximum level and 30 Ohm load. Setup is

the same is in Fig. 3.

Version: 1.09, 2018-03-16

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