Datasheet

LTC2268-14/
LTC2267-14/LTC2266-14
13
22687614fa
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE (dBFS)
–50
–30
–40
–20
–10
0
10
20 30 40 50
226814 G24
LTC2267-14: 8k Point FFT,
f
IN
= 30MHz, –1dBFS, 105Msps
INPUT LEVEL (dBFS)
–80
60
50
40
30
20
10
0
80
70
SFDR (dBc AND dBFS)
90
100
110
–70
–60 –50 –40 –30 –20 –10 0
226814 G32
dBFS
dBc
LTC2267-14: SFDR vs Input Level,
f
IN
= 70MHz, 2V Range, 105Msps
LTC2267-14: I
VDD
vs Sample Rate,
5MHz Sine Wave Input, –1dB
Typical perForMance characTerisTics
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE (dBFS)
–50
–30
–40
–20
–10
0
10
20 30 40 50
226814 G25
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE (dBFS)
–50
–30
–40
–20
–10
0
10
20 30 40 50
226814 G26
FREQUENCY (MHz)
0
–100
–110
–120
–70
–60
–80
–90
AMPLITUDE (dBFS)
–50
–30
–40
–20
–10
0
10
20 30 40 50
226814 G27
OUTPUT CODE
8195
1000
0
3000
2000
COUNT
4000
5000
6000
8197
8199 8201 8203
226814 G28
INPUT FREQUENCY (MHz)
0
72
71
70
69
68
67
66
74
73
SNR (dBFS)
50
100 150 200 250 300 350
226814 G29
INPUT FREQUENCY (MHz)
0
90
85
80
75
70
65
95
SFDR (dBFS)
50
100 150 200 250 300 350
226814 G30
LTC2267-14: 8k Point FFT,
f
IN
= 70MHz, –1dBFS, 105Msps
LTC2267-14: 8k Point FFT,
f
IN
= 140MHz, –1dBFS, 105Msps
LTC2267-14: 8k Point 2-Tone FFT,
f
IN
= 70MHz, 75MHz, –1dBFS,
105Msps
LTC2267-14: Shorted Input
Histogram
LTC2267-14: SNR vs Input
Frequency, –1dB, 2V Range,
105Msps
LTC2267-14: SFDR vs Input
Frequency, –1dB, 2V Range,
105Msps
SAMPLE RATE (Msps)
130
110
120
100
90
80
I
VDD
(mA)
0 25 50 75 100
226814 G54