参数资料
型号: DC1620A-L
厂商: Linear Technology
文件页数: 3/38页
文件大小: 0K
描述: BOARD DEMO 25MSPS LTC2140-14
软件下载: QuikEval II System
设计资源: DC1620A Design Files
DC1620A Schematic
标准包装: 1
系列: *
相关产品: DC890B-ND - BOARD USB DATA COLLECTION
11
21421014fa
LTC2142-14/
LTC2141-14/LTC2140-14
LTC2141-14: 64k Point FFT,
fIN = 140MHz, –1dBFS, 40Msps
TYPICAL PERFORMANCE CHARACTERISTICS
LTC2141-14: 64k Point FFT,
fIN = 30MHz, –1dBFS, 40Msps
LTC2141-14: 64k Point FFT,
fIN = 70MHz, –1dBFS, 40Msps
LTC2141-14: 64k Point 2-Tone
FFT, fIN = 69MHz, 70MHz,
–7dBFS, 40Msps
LTC2141-14: Shorted Input
Histogram
LTC2141-14: SNR vs Input
Frequency, –1dBFS, 105Msps,
2V Range
LTC2141-14: 2nd, 3rd Harmonic
vs Input Frequency, –1dBFS,
40Msps, 2V Range
LTC2141-14: 2nd, 3rd Harmonic
vs Input Frequency, –1dBFS,
40Msps, 1V Range
LTC2141-14: SFDR vs Input Level,
fIN = 70MHz, 40Msps, 2V Range
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE
(dBFS) –50
–30
–40
–20
–10
0
5
101520
21421014 G19
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE
(dBFS) –50
–30
–40
–20
–10
0
5
101520
21421014 G20
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE
(dBFS) –50
–30
–40
–20
–10
0
5
101520
21421014 G21
fIN = 140MHz, –1dBFS, 40Msps
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE
(dBFS
)
–50
–30
–40
–20
–10
0
5
10
15
20
21421014 G21
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE
(dBFS) –50
–30
–40
–20
–10
0
5
101520
21421014 G22
OUTPUT CODE
8190
0
2000
1000
COUNT
3000
4000
6000
5000
8194
8198
8196
8192
21421014 G23
INPUT FREQUENCY (MHz)
0
71
70
69
74
72
73
SNR
(dBFS)
50
100
150
200
250
300
21421014 G24
SINGLE-ENDED
ENCODE
DIFFERENTIAL
ENCODE
0
50
100
150
200
250
300
INPUT FREQUENCY (MHz)
90
85
80
75
70
65
100
95
2ND
AND
3RD
HARMONIC
(dBFS)
21421014 G25
2ND
3RD
0
50
100
150
200
250
300
INPUT FREQUENCY (MHz)
90
85
80
75
70
65
100
95
2ND
AND
3RD
HARMONIC
(dBFS)
21421014 G26
2ND
3RD
INPUT LEVEL (dBFS)
120
130
90
80
100
110
SFDR
(dBc
AND
dBFS)
70
50
60
40
30
20
21421014 G27
–80 –70 –60 –50 –40 –30 –20 –10
0
dBc
dBFS
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