Datasheet

LTC2285
6
2285fb
TYPICAL PERFORMANCE CHARACTERISTICS
Crosstalk vs Input Frequency Typical INL, 2V Range, 125Msps Typical DNL, 2V Range, 125Msps
8192 Point FFT, f
IN
= 5MHz,
–1dB, 2V Range, 125Msps
8192 Point FFT, f
IN
= 30MHz,
–1dB, 2V Range, 125Msps
8192 Point FFT, f
IN
= 70MHz,
–1dB, 2V Range, 125Msps
8192 Point FFT, f
IN
= 140MHz,
–1dB, 2V Range, 125Msps
8192 Point 2-Tone FFT,
f
IN
= 28.2MHz and 26.8MHz,
–1dB, 2V Range, 125Msps
Grounded Input
Histogram, 125Msps
INPUT FREQUENCY (MHz)
0
–130
CROSSTALK (dB)
–125
–120
–115
–110
–105
–100
20 40 60 80
2285 G01
100
CODE
0
INL ERROR (LSB)
12288
2285 G02
4096 8192 16384
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
CODE
0
DNL ERROR (LSB)
12288
2285 G03
4096 8192 16384
1.0
–1.0
0.8
–0.8
0.6
–0.6
0.4
–0.4
0.2
–0.2
0
FREQUENCY (MHz)
0
AMPLITUDE (dB)
2285 G04
10 20 30 40 50
60
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
FREQUENCY (MHz)
0
AMPLITUDE (dB)
2285 G05
10 20 30 40 50
60
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
FREQUENCY (MHz)
0
AMPLITUDE (dB)
2285 G06
10 20 30 40 50
60
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
FREQUENCY (MHz)
0
AMPLITUDE (dB)
2285 G07
10 20 30 40 50
60
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
FREQUENCY (MHz)
0
AMPLITUDE (dB)
2285 G08
10 20 30 40 50
60
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
CODE
8183 8185 8187 8189 8191 8193
31
54 68
581 637
COUNT
12000
16000
20000
2285 G09
8000
4000
10000
14000
18000
6000
2000
0
3380 3316
11299
10516
17646
18027