ltc2195 Linear Technology Corporation, ltc2195 Datasheet - Page 12

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

LTC2195
LTC2194/LTC2193
TYPICAL PERFORMANCE CHARACTERISTICS
12
–100
–110
–120
–1.0
–2.0
–3.0
–4.0
190
180
170
160
150
140
130
–10
–20
–30
–40
–50
–60
–70
–80
–90
4.0
3.0
2.0
1.0
0
0
0
0
LTC2194: I
5MHz, –1dBFS Sine Wave Input
LTC2193: Integral
Nonlinearity (INL)
0
LTC2193: 64k Point FFT,
f
IN
= 30MHz, –1dBFS, 80Msps
16384
25
10
SAMPLE RATE (Msps)
FREQUENCY (MHz)
VDD
OUTPUT CODE
vs Sample Rate,
32768
50
20
49152
75
30
219543 G28
219543 G31
219543 G34
100
65536
40
–100
–110
–120
–0.2
–0.4
–0.6
–0.8
–1.0
–10
–20
–30
–40
–50
–60
–70
–80
–90
1.0
0.8
0.6
0.4
0.2
45
35
25
15
0
0
0
0
0
LTC2194: I
5MHz, –1dBFS Sine Wave Input
LTC2193: Differential
Nonlinearity (DNL)
0
LTC2193: 64k Point FFT,
f
IN
= 70MHz, –1dBFS, 80Msps
2-LANE, 3.5mA
16384
25
10
SAMPLE RATE (Msps)
OVDD
FREQUENCY (MHz)
OUTPUT CODE
4-LANE, 3.5mA
1-LANE, 1.75mA
32768
50
vs Sample Rate,
20
4-LANE, 1.75mA
1-LANE, 3.5mA
2-LANE, 1.75mA
75
49152
30
219543 G29
219543 G32
219543 G35
100
65536
40
–100
–110
–120
–100
–110
–120
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
78
77
76
75
74
73
72
71
70
0
0
0.6
0
0
LTC2194: SNR vs SENSE,
f
LTC2193: 64k Point FFT,
f
LTC2193: 64k Point FFT,
f
IN
IN
IN
= 140MHz, –1dBFS, 80Msps
= 5MHz, –1dBFS
= 5MHz, –1dBFS, 80Msps
0.7
10
10
0.8
FREQUENCY (MHz)
FREQUENCY (MHz)
SENSE PIN (V)
0.9
20
20
1
1.1
30
30
1.2
219543 G36
219543 G30
219543 G33
219543p
1.3
40
40