www.德州仪器.com
typicalperformancecurves(持续)
de-emphasisfilter(持续)
f – 频率 – khz
−0.5
−0.4
−0.3
−0.2
−0.1
0.0
0.1
0.2
0.3
0.4
0.5
0 2 4 6 8 10 12 14 16 18 20 22
de-emphasis 错误 – db
f
S
= 48 khz
G010
f – 频率 – khz
−10
−9
−8
−7
−6
−5
−4
−3
−2
−1
0
0 2 4 6 8 10 12 14 16 18 20 22
de-emphasis 水平的 – db
f
S
= 48 khz
G009
ANALOGFILTER
−70
−60
−50
−40
−30
−20
−10
0
10
f − 频率 − hz
振幅 − db
1 100 1k 10k
G011
10
PCM1680
SLES133–MARCH2005
AllspecificationsatT
一个
=25
°
c,v
CC
=5v,f
S
=48khz,systemclock=512f
S
,and24-bitdata,unlessotherwisenoted
de-emphasisde-emphasiserror
figure9.figure10.
ANALOGFILTERPERFORMANCE
figure11.
9
: 点此下载
