LTC2264-14_15 Datasheet, PDF (13/32 Pages) Linear Technology – 14-Bit, 65Msps/40Msps/ 25Msps Low Power Dual ADCs

LTC2265-14/
LTC2264-14/LTC2263-14
TYPICAL PERFORMANCE CHARACTERISTICS
LTC2264-14: SNR vs SENSE,
f_IN = 5MHz, –1dBFS
74
73
72
71
70
69
68
67
66
0.6 0.7
0.8 0.9 1 1.1
SENSE PIN (V)
1.2 1.3
226514 G28
LTC2263-14: 8k Point FFT,
f_IN = 5MHz, –1dBFS, 25Msps
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
5
10
FREQUENCY (MHz)
226514 G31
LTC2263-14: 8k Point FFT,
f_IN = 140MHz, –1dBFS, 25Msps
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
5
10
FREQUENCY (MHz)
226514 G34
LTC2263-14: Integral Nonlinearity
(INL)
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
0
4096
8192 12288
OUTPUT CODE
16384
226514 G29
LTC2263-14: 8k Point FFT,
f_IN = 30MHz, –1dBFS, 25Msps
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
5
10
FREQUENCY (MHz)
226514 G32
LTC2263-14: 8k Point 2-Tone FFT,
f_IN = 68MHz, 69MHz, –1dBFS,
25Msps
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
5
10
FREQUENCY (MHz)
226514 G35
LTC2263-14: Differential
Nonlinearity (DNL)
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0
4096
8192 12288
OUTPUT CODE
16384
226514 G30
LTC2263-14: 8k Point FFT,
f_IN = 70MHz, –1dBFS, 25Msps
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
5
10
FREQUENCY (MHz)
226514 G33
LTC2263-14: Shorted Input
Histogram
6000
5000
4000
3000
2000
1000
0
8198
8200 8202 8204
OUTPUT CODE
8206
226514 G36
22654314fb
13