LTC2184_15 Datasheet, PDF (14/36 Pages) Linear Technology – 16-Bit, 125/105/80Msps Low Power Dual ADCs

LTC2185/LTC2184/LTC2183
Typical Performance Characteristics
LTC2184: I_VDD vs Sample Rate,
5MHz, –1dBFS Sine Wave Input
on Each Channel
180
3.5mA LVDS OUTPUTS
170
160
CMOS OUTPUTS
150
140
130
0
25
50
75
SAMPLE RATE (Msps)
100
218543 G28
LTC2184: IO_VDD vs Sample Rate,
5MHz, –1dBFS Sine Wave Input
on Each Channel
80 _{3.5mA LVDS}
70
60
50
1.75mA LVDS
40
30
20
10
0
0
1.8V CMOS
1.2V CMOS
25
50
75
SAMPLE RATE (Msps)
100
218543 G29
LTC2184: SNR vs SENSE,
f_IN = 5MHz, –1dBFS
78
77
76
75
74
73
72
71
70
0.6 0.7 0.8 0.9 1 1.1 1.2 1.3
SENSE PIN (V)
218543 G30
LTC2183: Integral
Non-Linearity (INL)
4.0
3.0
2.0
1.0
0
–1.0
–2.0
–3.0
–4.0
0
16384 32768 49152 65536
OUTPUT CODE
218543 G31
LTC2183: Differential
Non-Linearity (DNL)
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0
16384 32768 49152 65536
OUTPUT CODE
218543 G32
LTC2183: 64k Point FFT,
f_IN = 5MHz, –1dBFS, 80Msps
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
10
20
30
FREQUENCY (MHz)
40
218543 G33
LTC2183: 64k Point FFT,
f_IN = 30MHz, –1dBFS, 80Msps
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
10
20
30
FREQUENCY (MHz)
40
218543 G34
14
LTC2183: 64k Point FFT,
f_IN = 70MHz, –1dBFS, 80Msps
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
10
20
30
FREQUENCY (MHz)
40
218543 G35
LTC2183: 64k Point FFT,
f_IN = 140MHz, –1dBFS, 80Msps
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
10
20
30
FREQUENCY (MHz)
40
218543 G36
218543f