参数资料
型号: LM98640W-MPR
厂商: NATIONAL SEMICONDUCTOR CORP
元件分类: 模拟信号调理
英文描述: SPECIALTY ANALOG CIRCUIT, CQFP68
封装: CERAMIC, QFP-68
文件页数: 6/50页
文件大小: 1688K
代理商: LM98640W-MPR
Symbol
Parameter
Conditions
Notes
Typical
Min
Max
Units
Sub-
groups
BMD
CDS Mode Bimodal Offset
CDS Gain = 1x
PGA Gain = 8x
5MHz
2.2
6.0
mV
1, 2, 3
15MHz
2.1
6.0
25MHz
2.2
6.0
40MHz
2.3
6.0
CDS Mode Bimodal Offset
CDS Gain = 1x
PGA Gain = 1x
5MHz
0.35
1
mV
1, 2, 3
15MHz
0.29
0.87
25MHz
0.33
0.89
40MHz
0.4
1.05
SNR
Signal-to-Noise Ratio
5MHz
67.4
66.0
dB
4, 5
64.2
63.0
6
15MHz
68.0
66.6
dB
4, 5
64.2
63.0
6
25MHz
68.5
66.7
dB
4, 5
64.2
63.0
6
40MHz
68.5
66.5
dB
4, 5
64.0
62.0
6
THD
Total Harmonic Distortion
5MHz
-71.4
-69.0
dB
4, 5
-69.9
-67.8
6
15MHz
-75.1
-73.1
dB
4, 5
-73.9
-71.8
6
25MHz
-68.9
-66.8
dB
4, 5
-68.2
-66.2
6
40MHz
-62.0
-60.0
dB
4, 5
-62.0
-60.0
6
SFDR
Spurious-Free Dynamic Range
5MHz
71.5
69.4
dB
4, 5
70.4
68.4
6
15MHz
76.0
74.0
dB
4, 5
76.0
74.0
6
25MHz
69.0
67.0
dB
4, 5
69.0
67.0
6
40MHz
62.0
60.0
dB
4, 5
62.0
60.0
6
SINAD
Signal-to-Noise Plus Distortion
Ratio
5MHz
67.0
65.0
dB
4, 5
64.5
62.0
6
15MHz
68.0
66.0
dB
4, 5
64.5
62.5
6
25MHz
66.0
64.0
dB
4, 5
64.5
62.5
6
40MHz
61.0
59.0
dB
4, 5
60.5
59.0
6
ENOB
Effective Number of Bits
5MHz
10.8
10.5
Bits
4, 5
10.4
10.0
6
15MHz
11.0
10.7
Bits
4, 5
10.4
10.1
6
25MHz
10.7
10.3
Bits
4, 5
10.4
10.1
6
40MHz
9.8
9.5
Bits
4, 5
9.8
9.5
6
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LM98640QML
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