LTC2291 Ver la hoja de datos (PDF) - Linear Technology
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LTC2291 Datasheet PDF : 28 Pages
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LTC2293/LTC2292/LTC2291
TYPICAL PERFOR A CE CHARACTERISTICS
LTC2292: SFDR vs Input Frequency,
–1dB, 2V Range, 40Msps
100
LTC2292: SNR and SFDR vs
Sample Rate, 2V Range,
fIN = 5MHz, –1dB
110
95
SFDR
100
90
85
90
80
80
75
SNR
70
70
65
0
50
100
150
200
INPUT FREQUENCY (MHz)
229321 G27
60
0
20
40
60
80
SAMPLE RATE (Msps)
229321 G28
LTC2292: SFDR vs Input Level,
fIN = 5MHz, 2V Range, 40Msps
120
110
100
dBFS
90
80
70
dBc
60
90dBc SFDR
50
REFERENCE LINE
40
30
20
–60 –50 – 40 –30 –20 –10 0
INPUT LEVEL (dBFS)
229321 G30
LTC2291: Typical INL,
2V Range, 25Msps
1.00
0.75
0.50
0.25
0
–0.25
–0.50
–0.75
–1.00
0
1024
2048
CODE
3072
4096
229321 G33
LTC2292: IVDD vs Sample Rate,
5MHz Sine Wave Input, –1dB
100
90
2V RANGE
80
1V RANGE
70
60
0
10
20
30
40
50
SAMPLE RATE (Msps)
229321 G31
LTC2291: Typical DNL,
2V Range, 25Msps
1.00
0.75
0.50
0.25
0
–0.25
–0.50
–0.75
–1.00
0
1024
2048
CODE
3072
4096
229321 G34
LTC2292: SNR vs Input Level,
fIN = 5MHz, 2V Range, 40Msps
80
dBFS
70
60
50
dBc
40
30
20
10
0
–60 –50 – 40 –30 –20 –10 0
INPUT LEVEL (dBFS)
229321 G29
LTC2292: IOVDD vs Sample Rate,
5MHz Sine Wave Input, –1dB,
OVDD = 1.8V
8
6
4
2
0
0
10
20
30
40
50
SAMPLE RATE (Msps)
229321 G32
LTC2291: 8192 Point FFT,
fIN = 5MHz, –1dB, 2V Range,
25Msps
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0 2 4 6 8 10 12
FREQUENCY (MHz)
229321 G35
229321fa
9
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