LTC2260-12 データシートの表示（PDF） - Linear Technology
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LTC2260-12 Datasheet PDF : 32 Pages
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LTC2261-12
LTC2260-12/LTC2259-12
TYPICAL PERFORMANCE CHARACTERISTICS
LTC2261-12: IOVDD vs Sample
Rate, 5MHz Sine Wave Input,
–1dB, 5pF on Each Data Output
45
40
3.5mA LVDS
35
30
25
1.75mA LVDS
20
15
10
1.8V CMOS
5
0
1.2V CMOS
0
25
50
75 100 125
SAMPLE RATE (Msps)
226112 G14
LTC2261-12: SNR vs SENSE,
fIN = 5MHz, –1dB
72
71
70
69
68
67
66
0.6 0.7
0.8 0.9 1 1.1
SENSE PIN (V)
1.2 1.3
226112 G15
LTC2260-12: Integral Nonlinearity
(INL)
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0
1024
2048
3072
OUTPUT CODE
4096
226112 G21
LTC2260-12: Differential
Nonlinearity (DNL)
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0
1024
2048
3072
OUTPUT CODE
4096
226112 G22
LTC2261-12: SNR vs Sample Rate
and Digital Output Mode,
30MHz Sine Wave Input, –1dB
72
71
LVDS
CMOS
70
DDR CMOS
69
68
67
0
25
50
75 100 125
SAMPLE RATE (Msps)
226112 G18
LTC2260-12: 8k Point FFT, fIN = 5MHz
–1dBFS, 105Msps
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0 10 20 30 40 50
FREQUENCY (MHz)
226112 G23
LTC2260-12: 8k Point FFT, fIN = 30MHz
–1dBFS, 105Msps
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0 10 20 30 40 50
FREQUENCY (MHz)
226112 G24
LTC2260-12: 8k Point FFT, fIN = 70MHz
–1dBFS, 105Msps
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0 10 20 30 40 50
FREQUENCY (MHz)
226112 G25
LTC2260-12: 8k Point FFT, fIN = 140MHz
–1dBFS, 105Msps
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0 10 20 30 40 50
FREQUENCY (MHz)
226112 G26
226112f
11
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