ltc2195 Linear Technology Corporation, ltc2195 Datasheet - Page 13

• Manufacturer Part Number: ltc2195
• Description: Ltc2195/ltc2194/ltc2193 - 16-bit, 125/105/80msps Low Power Dual Adcs
• Manufacturer: Linear Technology Corporation

TYPICAL PERFORMANCE CHARACTERISTICS
–100
–110
–120
130
120
110
100
–10
–20
–30
–40
–50
–60
–70
–80
–90
100
95
90
85
80
75
70
65
90
80
0
0
0
0
LTC2193: 64k Point, 2-Tone FFT,
f
80Msps
LTC2193: 2nd, 3rd Harmonic vs
Input Frequency, –1dBFS, 80Msps,
2V Range
LTC2193: I
5MHz, –1dBFS Sine Wave Input
IN
= 69MHz, 70MHz, –7dBFS,
50
10
INPUT FREQUENCY (MHz)
20
SAMPLE RATE (Msps)
FREQUENCY (MHz)
100
VDD
vs Sample Rate,
150
20
40
2ND
200
3RD
30
60
250
219543 G37
219543 G40
219543 G43
300
40
80
10000
9000
8000
7000
6000
3000
2000
1000
5000
4000
100
45
35
25
15
95
90
85
80
75
70
65
32817
5
0
0
0
LTC2193: Shorted Input Histogram
LTC2193: 2nd, 3rd Harmonic vs
Input Frequency, –1dBFS, 80Msps,
1V Range
LTC2193: I
5MHz, –1dBFS Sine Wave Input
2-LANE, 3.5mA
50
32823
20
INPUT FREQUENCY (MHz)
SAMPLE RATE (Msps)
100
OVDD
OUTPUT CODE
4-LANE, 3.5mA
32829
vs Sample Rate,
150
40
2ND
4-LANE, 1.75mA
32835
200
1-LANE, 1.75mA
2-LANE, 1.75mA
1-LANE, 3.5mA
3RD
60
250
32841
219543 G38
219543 G41
219543 G44
300
80
LTC2194/LTC2193
130
120
110
100
78
77
76
75
74
73
72
71
70
90
80
70
60
50
40
30
20
78
77
76
75
74
73
72
71
70
–80
0.6
0
LTC2193: SNR vs SENSE,
f
LTC2193: SNR vs Input Frequency,
–1dBFS, 80Msps, 2V Range
LTC2193: SFDR vs Input Level,
f
IN
IN
= 70MHz, 80Msps, 2V Range
–70 –60 –50 –40 –30 –20 –10
= 5MHz, –1dBFS
0.7
50
INPUT FREQUENCY (MHz)
0.8
INPUT LEVEL (dBFS)
100
SENSE PIN (V)
0.9
DIFFERENTIAL
150
LTC2195
ENCODE
SINGLE-ENDED
1
200
ENCODE
dBFS
1.1
dBc
250
13
1.2
219543 G39
219543 G42
219543 G45
219543p
300
1.3
0