LTC2161_15 Datasheet, PDF (14/36 Pages) Linear Technology – 16-Bit, 65Msps/ 40Msps/25Msps Low Power ADCs

LTC2162/LTC2161/LTC2160
Typical Performance Characteristics
LTC2161: I_VDD vs Sample Rate,
5MHz, –1dBFS Sine Wave Input
45
40
3.5mA LVDS
35
OUTPUTS
CMOS OUTPUTS
30
25
0
20
20
30
SAMPLE RATE (Msps)
40
216210 G28
LTC2161: I_OVDD vs Sample Rate,
5MHz, –1dBFS Sine Wave Input
50
3.5mA LVDS
40
30
1.75mA LVDS
20
10
1.2V CMOS
1.8V CMOS
0
0
10
20
30
40
SAMPLE RATE (Msps)
216210 G29
LTC2161: 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
SENSE PIN (V)
1.2 1.3
216210 G30
LTC2160: 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
216210 G31
LTC2160: 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
216210 G32
LTC2160: 64k Point FFT,
f_IN = 5MHz, –1dBFS, 25Msps
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
5
FREQUENCY (MHz)
10
216210 G33
LTC2160: 64k Point FFT,
f_IN = 30MHz, –1dBFS, 25Msps
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
5
FREQUENCY (MHz)
10
216210 G34
LTC2160: 64k Point FFT,
f_IN = 70MHz, –1dBFS, 25Msps
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
5
FREQUENCY (MHz)
10
216210 G35
LTC2160: 64k Point FFT,
f_IN = 140MHz, –1dBFS, 25Msps
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
5
FREQUENCY (MHz)
10
216210 G36
216210f
14