Datasheet

LTC2265-14/
LTC2264-14/LTC2263-14
13
22654314fb
TYPICAL PERFORMANCE CHARACTERISTICS
LTC2263-14: Integral Nonlinearity
(INL)
LTC2263-14: Differential
Nonlinearity (DNL)
OUTPUT CODE
0
–2.0
–0.5
–1.0
–1.5
INL ERROR (LSB)
0
0.5
1.0
1.5
2.0
4096
8192 12288 16384
226514 G29
OUTPUT CODE
0
–1.0
–0.4
–0.2
–0.6
–0.8
DNL ERROR (LSB)
0
0.4
0.2
0.6
0.8
1.0
4096
8192 12288 16384
226514 G30
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE (dBFS)
–50
–30
–40
–20
–10
0
5
10
226514 G31
LTC2263-14: 8k Point FFT,
f
IN
= 5MHz, –1dBFS, 25Msps
LTC2263-14: 8k Point FFT,
f
IN
= 30MHz, –1dBFS, 25Msps
LTC2263-14: 8k Point FFT,
f
IN
= 70MHz, –1dBFS, 25Msps
LTC2263-14: 8k Point FFT,
f
IN
= 140MHz, –1dBFS, 25Msps
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE (dBFS)
–50
–30
–40
–20
–10
0
5
10
226514 G32
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE (dBFS)
–50
–30
–40
–20
–10
0
5
10
226514 G33
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE (dBFS)
–50
–30
–40
–20
–10
0
5
10
226514 G34
LTC2263-14: 8k Point 2-Tone FFT,
f
IN
= 68MHz, 69MHz, –1dBFS,
25Msps
LTC2263-14: Shorted Input
Histogram
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE (dBFS)
–50
–30
–40
–20
–10
0
5
10
226514 G35
OUTPUT CODE
8198
1000
0
3000
2000
COUNT
4000
5000
6000
8200
8202 8204 8206
226514 G36
LTC2264-14: SNR vs SENSE,
f
IN
= 5MHz, –1dBFS
SENSE PIN (V)
0.6
71
68
69
70
67
66
72
73
74
SNR (dBFS)
0.7 0.8 0.9 1.1 1.2 1.31
226514 G28