LTC2250 데이터 시트보기 (PDF) - Linear Technology
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LTC2250 Datasheet PDF : 24 Pages
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LTC2251/LTC2250
TYPICAL PERFOR A CE CHARACTERISTICS
LTC2250: SFDR vs Input Frequency,
–1dB, 2V Range, 105Msps
95
90
85
LTC2250: SNR and SFDR vs
Sample Rate, 2V Range,
fIN = 5MHz, –1dB
90
SFDR
80
80
70
75
SNR
60
70
65
0 50 100 150 200 250 300 350
INPUT FREQUENCY (MHz) 55210 G25
50
0
20 40 60 80 100 120 140
SAMPLE RATE (Msps)
22510 G26
LTC2250: SNR vs Input Level,
fIN = 70MHz, 2V Range, 105Msps
80
70
dBFS
60
50
40
dBc
30
20
10
0
–50 –40 –30 –20 –10
0
INPUT LEVEL (dBFS)
22510 G27
LTC2250: SFDR vs Input Level,
fIN = 70MHz, 2V Range, 105Msps
100
dBFS
90
80
70
dBc
60
50
40
30
20
10
0
–50 –40 –30 –20 –10
0
INPUT LEVEL (dBFS)
22510 G28
LTC2250: IOVDD vs Sample Rate,
5MHz Sine Wave Input, –1dB,
OVDD = 1.8V
7
6
5
4
3
2
1
0
0 20 40 60 80 100 120
SAMPLE RATE (Msps)
22510 G30
LTC2250: IVDD vs Sample Rate,
5MHz Sine Wave Input, –1dB
120
115
110
105
2V RANGE
100
1V RANGE
95
90
85
80
75
0
20 40 60 80 100 120
SAMPLE RATE (Msps)
22510 G29
LTC2250: SNR vs SENSE,
fIN = 5MHz, –1dB
61.8
61.6
61.4
61.2
61.0
60.8
60.6
60.4
60.2
0.4 0.5
0.6 0.7 0.8 0.9
SENSE PIN (V)
1 1.1
22510 G32
22510fa
9
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