LTC2173-14 Linear Technology Corporation, LTC2173-14 Datasheet - Page 11

• Manufacturer Part Number: LTC2173-14
• Description: (LTC217x-14) 125Msps Low Power Quad ADCs
• Manufacturer: Linear Technology Corporation

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TYPICAL PERFORMANCE CHARACTERISTICS
–100
–110
–120
–100
–110
–120
–0.5
–1.0
–1.5
–2.0
–50
–60
–70
–80
–90
–50
–60
–70
–80
–90
–10
–20
–30
–40
–10
–20
–30
–40
2.0
1.5
1.0
0.5
0
0
0
LTC2175-14: 8k Point FFT, f
–1dBFS, 125Msps
LTC2175-14: Integral
Nonlinearity (INL)
0
LTC2175-14: 8k Point 2-Tone FFT,
f
125Msps
0
0
IN
= 70MHz, 75MHz, –1dBFS,
10
10
4096
20
20
FREQUENCY (MHz)
FREQUENCY (MHz)
OUTPUT CODE
30
30
8192
40
40
12288
IN
50
50
= 30MHz
217514 G01
217514 G04
217514 G07
60
60
16384
–100
–110
–120
6000
3000
2000
1000
5000
4000
–0.2
–0.4
–0.6
–0.8
–1.0
–50
–60
–70
–80
–90
–10
–20
–30
–40
1.0
0.8
0.6
0.4
0.2
0
0
0
8178
LTC2175-14: 8k Point FFT, f
–1dBFS, 125Msps
0
0
LTC2175-14: Shorted Input
Histogram
LTC2175-14: Differential
Nonlinearity (DNL)
10
8180
4096
20
FREQUENCY (MHz)
OUTPUT CODE
OUTPUT CODE
8182
30
8192
40
8184
12288
LTC2174-14/LTC2173-14
IN
50
8186
= 70MHz
217514 G02
217514 G05
217514 G08
60
16384
–100
–110
–120
–100
–110
–120
–10
–20
–30
–40
–50
–60
–70
–80
–90
–50
–60
–70
–80
–90
–10
–20
–30
–40
74
73
72
71
70
69
68
67
66
0
0
0
LTC2175-14: 8k Point FFT, f
–1dBFS, 125Msps
0
LTC2175-14: SNR vs Input
Frequency, –1dB, 2V Range,
125Msps
LTC2175-14: 8k Point FFT, f
–1dBFS, 125Msps
0
50
10
10
LTC2175-14/
INPUT FREQUENCY (MHz)
100
20
20
FREQUENCY (MHz)
FREQUENCY (MHz)
150
30
30
200
40
40
250
IN
50
IN
50
300
11
= 140MHz
= 5MHz
217514 G06
217514 G09
21754314p
217514 G03
60
60
350