Datasheet

LTC2228/LTC2227/LTC2226
10
222876fb
TYPICAL PERFORMANCE CHARACTERISTICS
LTC2226: Typical INL, 2V Range,
25Msps
LTC2226: Typical DNL, 2V Range,
25Msps
LTC2226: 8192 Point FFT,
f
IN
= 5MHz, –1dB, 2V Range,
25Msps
LTC2226: 8192 Point FFT,
f
IN
= 30MHz, –1dB, 2V Range,
25Msps
LTC2226: 8192 Point 2-Tone FFT,
f
IN
= 10.9MHz and 13.8MHz,
–1dB, 2V Range, 25Msps
LTC2226: Grounded Input
Histogram, 25Msps
LTC2226: SNR vs Input Frequency,
–1dB, 2V Range, 25Msps
LTC2226: 8192 Point FFT,
f
IN
= 70MHz, –1dB, 2V Range,
25Msps
LTC2226: 8192 Point FFT,
f
IN
= 140MHz, –1dB, 2V Range,
25Msps
CODE
0
INL ERROR (LSB)
3072
2226 G01
1024 2048 4096
1.00
0.75
0.50
0.25
0
–0.25
–0.50
–0.75
–1.00
CODE
0
DNL ERROR (LSB)
3072
2226 G02
1024 2048 4096
1.00
0.75
0.50
0.25
0
–0.25
–0.50
–0.75
–1.00
FREQUENCY (MHz)
0
AMPLITUDE (dB)
2226 G03
24 6810
12
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
FREQUENCY (MHz)
0
AMPLITUDE (dB)
2226 G04
24 6810
12
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
FREQUENCY (MHz)
0
AMPLITUDE (dB)
2226 G05
24 6810
12
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
FREQUENCY (MHz)
0
AMPLITUDE (dB)
2226 G06
24 6810
12
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
FREQUENCY (MHz)
0
AMPLITUDE (dB)
2226 G07
24 6810
12
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
CODE
COUNT
2050
2226 G08
2048 2049
70000
60000
50000
40000
30000
20000
10000
0
61758
1607
2155
INPUT FREQUENCY (MHz)
0
SNR (dBFS)
70
71
200
2226 G09
69
68
50
100
150
72