LTC2172-12 Linear Technology, LTC2172-12 Datasheet - Page 11

• Manufacturer Part Number: LTC2172-12
• Description: (LTC217x-12) 65Msps/40Msps/ 25Msps Low Power Quad ADCs
• Manufacturer: Linear Technology

www.DataSheet4U.com
TYPICAL PERFORMANCE CHARACTERISTICS
–100
–110
–120
–100
–110
–120
–0.2
–0.4
–0.6
–0.8
–1.0
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
1.0
0.8
0.6
0.4
0.2
0
0
0
0
0
LTC2172-12: 8k Point FFT, f
–1dBFS, 65Msps
0
LTC2172-12: Integral
Nonlinearity (INL)
LTC2172-12: 8k Point 2-Tone FFT,
f
65Msps
IN
= 68MHz, 69MHz, –1dBFS,
1024
10
10
FREQUENCY (MHz)
FREQUENCY (MHz)
OUTPUT CODE
2048
20
20
3072
IN
= 30MHz
217212 G01
217212 G04
217212 G07
30
30
4096
–100
–110
–120
18000
16000
14000
12000
10000
–0.2
–0.4
–0.6
–0.8
–1.0
–10
–20
–30
–40
–50
–60
–70
–80
–90
8000
6000
4000
2000
1.0
0.8
0.6
0.4
0.2
0
0
0
2049
0
LTC2172-12: Differential
Nonlinearity (DNL)
0
LTC2172-12: Shorted Input
Histogram
LTC2172-12: 8k Point FFT, f
–1dBFS, 65Msps
1024
2050
10
FREQUENCY (MHz)
OUTPUT CODE
OUTPUT CODE
2048
2051
20
3072
2052
LTC2171-12/LTC2170-12
IN
= 70MHz
217212 G02
217212 G05
217212 G08
30
4096
2053
–100
–110
–120
–100
–110
–120
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
72
71
70
69
68
67
66
0
0
0
0
0
LTC2172-12: 8k Point FFT, f
–1dBFS, 65Msps
LTC2172-12: 8k Point FFT, f
–1dBFS, 65Msps
LTC2172-12: SNR vs Input
Frequency, –1dBFS, 2V Range,
65Msps
50
LTC2172-12/
INPUT FREQUENCY (MHz)
100
10
10
FREQUENCY (MHz)
FREQUENCY (MHz)
150
200
20
20
250
IN
IN
11
300
= 5MHz
= 140MHz
21721012f
217212 G03
217212 G09
217212 G06
30
30
350