LTC2208-14_15 Datasheet, PDF (9/28 Pages) Linear Technology – 14-Bit, 130Msps ADC

TYPICAL PERFORMANCE CHARACTERISTICS
LTC2208-14
Integral Nonlinearity (INL)
vs Output Code
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0
4096
8192 12288
OUTPUT CODE
16384
220814 G01
32k Point FFT, f_IN = 5.21MHz,
–1dBFS, PGA = 0, RAND = “On”,
Dither “Off”
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
10 20 30 40 50 60
FREQUENCY (MHz)
220814 G04
128k Point FFT, f_IN = 15.11MHz,
–40dBFS, PGA = 0, RAND = “On”,
Dither “On”
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
10 20 30 40 50 60
FREQUENCY (MHz)
220814 G07
Differential Nonlinearity (DNL)
vs Output Code
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
0
4096
8192 12288
OUTPUT CODE
16384
220814 G02
32k Point FFT, f_IN = 15.11MHz,
–1dBFS, PGA = 0, RAND = “On”,
Dither “Off”
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
10 20 30 40 50 60
FREQUENCY (MHz)
220814 G05
32k Point 2-Tone FFT, f_IN = 20.14MHz
and 14.25MHz, –7dBFS, PGA = 0,
RAND = “On”, Dither “Off”
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
10 20 30 40 50 60
FREQUENCY (MHz)
220814 G08
AC Grounded Input Histogram
250000
200000
150000
100000
50000
0
8176
8178
8180 8182 8184
OUTPUT CODE
8186
220814 G03
128k Point FFT, f_IN = 15.11MHz,
–40dBFS, PGA = 0, RAND = “On”,
Dither “Off”
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
10 20 30 40 50 60
FREQUENCY (MHz)
220814 G06
32k Point 2-Tone FFT, f_IN = 20.14MHz
and 14.25MHz, –25dBFS, PGA = 0,
RAND = “On”, Dither “Off”
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
10 20 30 40 50 60
FREQUENCY (MHz)
220814 G09
220814fb
9