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參數(shù)資料
型號: DC1620A-G
廠商: Linear Technology
文件頁數(shù): 4/38頁
文件大小: 0K
描述: BOARD DEMO 125MSPS LTC2145-14
軟件下載: QuikEval II System
設(shè)計資源: DC1620A Design Files
DC1620A Schematic
標準包裝: 1
系列: *
相關(guān)產(chǎn)品: DC890B-ND - BOARD USB DATA COLLECTION
LTC2145-14/
LTC2144-14/LTC2143-14
12
21454314fa
TYPICAL PERFORMANCE CHARACTERISTICS
LTC2143-14: 64k Point FFT,
fIN = 70MHz, –1dBFS, 80Msps
LTC2143-14: 64k Point FFT,
fIN = 140MHz, –1dBFS, 80Msps
LTC2143-14: 64k Point FFT,
fIN = 30MHz, –1dBFS, 80Msps
LTC2144-14: IVDD vs Sample
Rate, 5MHz, –1dBFS, Sine Wave
Input on Each Channel
LTC2144-14: IOVDD vs Sample
Rate, 5MHz, –1dBFS, Sine Wave
on Each Input
LTC2144-14: SNR vs SENSE,
fIN = 5MHz, –1dBFS
LTC2143-14: Integral
Nonlinearity (INL)
LTC2143-14: Differential
Nonlinearity (DNL)
LTC2143-14: 64k Point FFT,
fIN = 5MHz, –1dBFS, 80Msps
SAMPLE RATE (Msps)
0
55
60
65
90
85
80
75
70
I VDD
(mA)
25
50
75
100
21454314 G28
CMOS OUTPUTS
LVDS OUTPUTS
SAMPLE RATE (Msps)
0
10
0
20
30
70
60
50
40
IO
VDD
(mA)
25
50
75
100
21454314 G29
3.5mA LVDS
1.75mA LVDS
1.8V CMOS
SENSE PIN (V)
0.6
71
72
69
70
68
67
66
74
73
SNR
(dBFS)
0.8
1
0.7
0.9
1.1
1.2
1.3
21454314 G30
OUTPUT CODE
INL
ERROR
(LSB)
21454314 G31
0
4096
8192
12288
16384
–2.0
–1.0
–0.5
–1.5
0.5
0
1.0
1.5
2.0
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
21454314 G32
0
4096
8192
12288
16384
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE
(dBFS) –50
–30
–40
–20
–10
0
10
20
30
40
21454314 G33
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE
(dBFS) –50
–30
–40
–20
–10
0
10
20
30
40
21454314 G34
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE
(dBFS) –50
–30
–40
–20
–10
0
10
20
30
40
21454314 G35
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE
(dBFS) –50
–30
–40
–20
–10
0
10
20
30
40
21454314 G36
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