参数资料
型号: DC1620A-K
厂商: Linear Technology
文件页数: 4/38页
文件大小: 0K
描述: BOARD DEMO 40MSPS LTC2141-14
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
LTC2142-14/
LTC2141-14/LTC2140-14
12
21421014fa
TYPICAL PERFORMANCE CHARACTERISTICS
LTC2140-14: 64k Point FFT,
fIN = 70MHz, –1dBFS, 25Msps
LTC2140-14: 64k Point FFT,
fIN = 140MHz, –1dBFS, 25Msps
LTC2140-14: 64k Point FFT,
fIN = 30MHz, –1dBFS, 25Msps
LTC2141-14: IVDD vs Sample
Rate, 5MHz, –1dBFS, Sine Wave
Input on Each Channel
LTC2141-14: IOVDD vs Sample
Rate, 5MHz, –1dBFS, Sine Wave
Input on Each Channel
LTC2141-14: SNR vs SENSE,
fIN = 5MHz, –1dBFS
LTC2140-14: Integral
Nonlinearity (INL)
LTC2140-14: Differential
Nonlinearity (DNL)
LTC2140-14: 64k Point FFT,
fIN = 5MHz, –1dBFS, 25Msps
SAMPLE RATE (Msps)
0
40
30
35
25
45
I VDD
(mA)
10
20
21421014 G28
30
40
CMOS OUTPUTS
LVDS OUTPUTS
SAMPLE RATE (Msps)
0
50
60
30
40
20
10
0
70
I OVDD
(mA)
10
20
40
21421014 G29
30
3.5mA LVDS
1.75mA LVDS
1.8V CMOS
SENSE PIN (V)
0.6
70
71
68
69
67
66
72
73
74
SNR
(dBFS)
0.8
1
0.7
0.9
1.1
1.2
1.3
21421014 G30
OUTPUT CODE
–2.0
–1.0
–0.5
–1.5
INL
ERROR
(LSB)
0
0.5
1.0
1.5
2.0
21421014 G31
0
4096
8192
12288
16384
OUTPUT CODE
–1.0
–0.4
–0.2
–0.6
–0.8
DNL
ERROR
(LSB)
0
0.4
0.2
0.6
0.8
1.0
21421014 G32
0
4096
8192
12288
16384
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE
(dBFS) –50
–30
–40
–20
–10
0
510
21421014 G33
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE
(dBFS) –50
–30
–40
–20
–10
0
510
21421014 G34
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE
(dBFS) –50
–30
–40
–20
–10
0
510
21421014 G35
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE
(dBFS) –50
–30
–40
–20
–10
0
510
21421014 G36
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