參數(shù)資料
型號(hào): PCM4222PFBRG4
英文描述: High-Performance, Two-Channel, 24-Bit, 216kHz Sampling Multi-Bit Delta-Sigma Analog-to-Digital Converter
中文描述: 高性能,雙通道,24位,216kHz的采樣多位Δ-Σ模擬到數(shù)字轉(zhuǎn)換器
文件頁(yè)數(shù): 14/40頁(yè)
文件大小: 609K
代理商: PCM4222PFBRG4
www.ti.com
Normalized Frequency (f )
S
A
0
-
3
-
4
-
6
0.46
0.42
0.41
0.47
0.51
0.43 0.44 0.45
0.48
-
2
-
1
0.49 0.50
-
5
Normalized Frequency (f )
S
A
0
-
150
-
200
2.0
0.5
0
2.5
4.0
1.0
1.5
-
100
-
50
3.0
3.5
Normalized Frequency (f )
S
A
0
-
10
-
50
-
60
-
70
-
80
-
90
-
100
0.5
0.1
0
0.6
1.0
0.2
0.3
0.4
-
40
-
30
-
20
0.7
0.8
0.9
Normalized Frequency (f )
S
A
2.0
1.5
0.5
0
-
0.5
-
1.0
-
1.5
-
2.0
0.20
0.05
0
0.25
0.45
0.10
0.15
1.0
0.30
0.35
0.40
PCM4222
SBAS399A–OCTOBER 2006–REVISED MARCH 2007
TYPICAL CHARACTERISTICS (continued)
At T
A
= +25
°
C, VCC1 = VCC2 = +4.0V, and VDD = +3.3V, unless otherwise noted.
DIGITAL DECIMATION FILTER, LOW GROUP DELAY
RESPONSE
Overall Frequency Response
DIGITAL DECIMATION FILTER, CLASSIC RESPONSE
Transition Band Detail
Figure 29.
Figure 30.
DIGITAL DECIMATION FILTER, LOW GROUP DELAY
RESPONSE
Stop Band Detail
DIGITAL DECIMATION FILTER, LOW GROUP DELAY
RESPONSE
Passband Ripple Detail
Figure 31.
Figure 32.
14
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