LTC2173-14 Linear Technology Corporation, LTC2173-14 Datasheet - Page 12

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

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LTC2175-14/
LTC2174-14/LTC2173-14
TYPICAL PERFORMANCE CHARACTERISTICS
12
–0.5
–1.0
–1.5
–2.0
290
280
270
260
250
240
230
220
210
2.0
1.5
1.0
0.5
95
90
85
80
75
70
65
0
0
0
LTC2174-14: Integral Nonlinearity
(INL)
0
LTC2175-14: I
5MHz Sine Wave Input, –1dB
LTC2175-14: SFDR vs Input
Frequency, –1dB, 2V Range,
125Msps
50
25
4096
INPUT FREQUENCY (MHz)
100
SAMPLE RATE (Msps)
OUTPUT CODE
50
150
VDD
8192
vs Sample Rate,
200
75
250
12288
100
300
217514 G14
217514 G10
217514 G53
16384
350
125
–0.2
–0.4
–0.6
–0.8
–1.0
110
100
1.0
0.8
0.6
0.4
0.2
80
70
60
50
40
30
20
10
90
50
40
30
20
10
0
0
0
–80
0
LTC2175-14: SFDR vs Input Level,
f
IO
Wave Input, –1dB
LTC2174-14: Differential
Nonlinearity (DNL)
0
IN
VDD
= 70MHz, 2V Range, 125Msps
–70 –60 –50 –40 –30 –20 –10
1-LANE, 3.5mA
1-LANE, 1.75mA
25
vs Sample Rate, 5MHz Sine
4096
SAMPLE RATE (Msps)
INPUT LEVEL (dBFS)
OUTPUT CODE
50
dBFS
dBc
8192
2-LANE, 3.5mA
2-LANE, 1.75mA
75
12288
100
217514 G11
217514 G51
217514 G15
16384
125
0
–100
–110
–120
–50
–60
–70
–80
–90
–10
–20
–30
–40
80
70
60
50
40
30
20
10
74
73
72
71
70
69
68
67
66
0
0
–60
0.6
LTC2175-14: SNR vs SENSE,
f
0
LTC2175-14: SNR vs Input Level,
f
LTC2174-14: 8k Point FFT, f
–1dBFS, 105Msps
IN
IN
= 5MHz, –1dB
= 70MHz, 2V Range, 125Msps
0.7
–50
10
0.8
INPUT LEVEL (dBFS)
–40
FREQUENCY (MHz)
SENSE PIN (V)
20
0.9
–30
30
dBc
1
dBFS
–20
1.1
40
IN
–10
1.2
21754314p
= 5MHz
217514 G50
217514 G12
217514 G16
50
1.3
0