LTC2173-14 Linear Technology Corporation, LTC2173-14 Datasheet - Page 13

• 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
–50
–60
–70
–80
–90
–10
–20
–30
–40
–10
–20
–30
–40
–50
–60
–70
–80
–90
95
90
85
80
75
70
65
0
0
LTC2174-14: 8k Point 2-Tone FFT,
f
105Msps
LTC2174-14: 8k Point FFT, f
–1dBFS, 105Msps
0
0
0
LTC2174-14: SFDR vs Input
Frequency, –1dB, 2V Range,
105Msps
IN
= 70MHz, 75MHz, –1dBFS,
50
10
10
INPUT FREQUENCY (MHz)
100
FREQUENCY (MHz)
FREQUENCY (MHz)
20
20
150
30
30
200
250
40
40
IN
300
= 30MHz
217517 G24
226114 G20
217514 G23
50
50
350
–100
–110
–120
–50
–60
–70
–80
–90
–10
–20
–30
–40
6000
5000
4000
3000
2000
1000
0
110
100
LTC2174-14: 8k Point FFT, f
–1dBFS, 105Msps
80
70
60
50
40
30
20
10
0
90
0
0
8195
–80
LTC2174-14: Shorted Input
Histogram
LTC2174-14: SFDR vs Input Level,
f
IN
10
= 70MHz, 2V Range, 105Msps
–70 –60 –50 –40 –30 –20 –10
8197
FREQUENCY (MHz)
20
INPUT LEVEL (dBFS)
OUTPUT CODE
8199
dBFS
dBc
30
8201
40
IN
LTC2174-14/LTC2173-14
= 70MHz
217514 G18
50
8203
217514 G21
217514 G24
0
–100
–110
–120
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
230
220
210
200
190
180
170
160
74
73
72
71
70
69
68
67
66
LTC2174-14: 8k Point FFT, f
–1dBFS, 105Msps
0
0
0
LTC2174-14: SNR vs Input
Frequency, –1dB, 2V Range,
105Msps
LTC2174-14: I
5MHz Sine Wave Input, –1dB
10
50
LTC2175-14/
25
INPUT FREQUENCY (MHz)
FREQUENCY (MHz)
100
SAMPLE RATE (Msps)
20
150
VDD
50
30
vs Sample Rate,
200
40
250
75
IN
= 140MHz
217514 G19
13
300
21754314p
50
217514 G22
217514 G54
100
350