參數資料
型號: LTC2255IUH
廠商: LINEAR TECHNOLOGY CORP
元件分類: ADC
英文描述: 14-Bit, 125/105Msps Low Power 3V ADCs
中文描述: 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC32
封裝: 5 X 5 MM, PLASTIC, MO-220-WHHD, QFN-32
文件頁數: 8/24頁
文件大?。?/td> 608K
代理商: LTC2255IUH
LTC2255/LTC2254
8
22554f
TYPICAL PERFOR U
LTC2254: 8192 Point FFT,
f
IN
= 30MHz, –1dB, 2V Range,
105Msps
LTC2254: 8192 Point FFT,
f
IN
= 70MHz, –1dB, 2V Range,
105Msps
LTC2254: 8192 Point FFT,
f
IN
= 140MHz, –1dB, 2V Range,
105Msps
LTC2254: 8192 Point 2-Tone FFT,
f
IN
= 28.2MHz and 26.8MHz,
–1dB, 2V Range, 105Msps
LTC2254: Grounded Input
Histogram, 105Msps
LTC2254: SNR vs Input Frequency,
–1dB, 2V Range, 105Msps
LTC2254: 8192 Point FFT,
f
IN
= 5MHz, –1dB, 2V Range,
105Msps
FREQUENCY (MHz)
A
22554 G19
0
10
20
30
40
50
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
FREQUENCY (MHz)
A
22554 G20
0
10
20
30
40
50
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
FREQUENCY (MHz)
A
22554 G21
0
10
20
30
40
50
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
FREQUENCY (MHz)
A
22554 G22
0
10
20
30
40
50
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
FREQUENCY (MHz)
A
22554 G23
0
10
20
30
40
50
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
CODE
8183
8185
8187
8189
8191
8193
3
1
54
68
581
637
C 12000
8000
16000
20000
22554 G24
4000
10000
14000
18000
6000
2000
0
3380
3316
11299
10516
1764618027
INPUT FREQUENCY (MHz)
0
65
S
66
68
69
70
75
72
100
200
250
33554 G25
67
73
74
71
50
150
300
350
LTC2254: Typical INL,
2V Range, 105Msps
LTC2254: Typical DNL,
2V Range, 105Msps
CODE
0
D
12288
22554 G018
4096
8192
16384
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
CODE
0
I
12288
22554 G17
4096
8192
16384
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
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