參數(shù)資料
型號(hào): PCM1794A
英文描述: 24-bit,192-khz sampling,advanced segment, audio stereo digital-to-analog converter
中文描述: 24位,192 - kHz的采樣,先進(jìn)的部分,立體聲音頻數(shù)字模擬轉(zhuǎn)換器
文件頁(yè)數(shù): 12/30頁(yè)
文件大小: 301K
代理商: PCM1794A
SLES117A – AUGUST 2004 – REVISED NOVEMBER 2006
www.ti.com
12
NOTE: fS = 48 kHz, 32768 point 8 average, TA = 25
°
C, VDD = 3.3 V,
VCC = 5 V, measurement circuit is Figure 25.
Figure 15. –60-db Output Spectrum, BW = 20 kHz
f – Frequency – kHz
180
160
140
120
100
80
60
40
20
0
0
2
4
6
8
10
12
14
16
18
20
A
AMPLITUDE
vs
FREQUENCY
NOTE: fS = 48 kHz, 32768 point 8 average, TA = 25
°
C, VDD = 3.3 V,
VCC = 5 V, measurement circuit is Figure 25.
Figure 16. –60-db Output Spectrum, BW = 100 kHz
f – Frequency – kHz
160
140
120
100
80
60
40
20
0
0
10
20
30
40
50
60
70
80
90
100
A
AMPLITUDE
vs
FREQUENCY
NOTE: fS = 48 kHz, TA = 25
°
C, VDD = 3.3 V, VCC = 5 V,
measurement circuit is Figure 25.
Figure 17. THD+N vs Input Level
100
80
60
40
20
0
Input Level – dBFS
TOTAL HARMONIC DISTORTION + NOISE
vs
INPUT LEVEL
10
0.1
0.01
0.001
0.0001
T
1
相關(guān)PDF資料
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