LTC2272(RevA) Ver la hoja de datos (PDF) - Linear Technology
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LTC2272 Datasheet PDF : 44 Pages
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LTC2273/LTC2272
TYPICAL PERFORMANCE CHARACTERISTICS VDD = 3.3V, OVDD = 1.5V, TA = 25°C, FS = 80Msps,
unless otherwise noted.
LTC2273: Integral Non-Linearity
(INL) vs Output Code
2.0
1.5
1.0
0.5
0.0
–0.5
–1.0
–1.5
–2.0
0
16384 32768 49152 65536
OUTPUT CODE
22732 G01
LTC2273: Differential Non-
Linearity (DNL) vs Output Code
1.0
0.8
0.6
0.4
0.2
0.0
–0.2
–0.4
–0.6
–0.8
–1.0
0
16384 32768 49152 65536
OUTPUT CODE
22732 G02
LTC2273: AC Grounded Input
Histogram
10000
9000
8000
7000
6000
5000
4000
3000
2000
1000
0
32769
32779
32789
OUTPUT CODE
32799
22732 G03
LTC2273: 128k Point FFT,
fIN = 5.1MHz, –1dBFS, PGA = 0
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
0
10
20
30
40
FREQUENCY (MHz)
22732 G04
LTC2273: SFDR vs Input Level,
fIN = 15MHz, PGA = 0,
Dither “Off”
140
130
120
110
100
90
80
70
60
50
40
30
–80 –70 –60 –50 –40 –30 –20 –10 0
INPUT LEVEL (dBFS)
22732 G07
8
LTC2273: 64k Point FFT,
fIN = 14.8MHz, –1dBFS, PGA = 0
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
0
10
20
30
40
FREQUENCY (MHz)
22732 G05
LTC2273: SFDR vs Input Level,
fIN = 15MHz, PGA = 0,
Dither “On”
140
130
120
110
100
90
80
70
60
50
40
30
–80 –70 –60 –50 –40 –30 –20 –10 0
INPUT LEVEL (dBFS)
22732 G08
LTC2273: 64k Point FFT,
fIN = 14.8MHz, –10dBFS, PGA = 0
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
0
10
20
30
40
FREQUENCY (MHz)
22732 G06
LTC2273: 64k Point 2-Tone FFT,
fIN = 14.01MHz and 15.81MHz,
–7dBFS, PGA = 0
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
0
10
20
30
40
FREQUENCY (MHz)
22732 G09
22732fa
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