參數(shù)資料
型號(hào): 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(yè)數(shù): 7/24頁(yè)
文件大?。?/td> 608K
代理商: LTC2255IUH
LTC2255/LTC2254
7
22554f
TYPICAL PERFOR U
LTC2255: SNR and SFDR vs
Sample Rate, 2V Range,
f
IN
= 5MHz, –1dB
LTC2255: SNR vs Input Level,
f
IN
= 70MHz, 2V Range, 125Msps
LTC2255: I
OVDD
vs Sample Rate,
5MHz Sine Wave Input, –1dB,
O
VDD
= 1.8V
LTC2255: I
VDD
vs Sample Rate,
5MHz Sine Wave Input, –1dB
LTC2255: SFDR vs Input Level,
f
IN
= 70MHz, 2V Range, 125Msps
LTC2255: SFDR vs Input Frequency,
–1dB, 2V Range, 125Msps
INPUT FREQUENCY (MHz)
0
85
90
100
150
250
22554 G10
80
75
50
100
200
300
350
70
65
95
S
SAMPLE RATE (Msps)
0
50
S
60
70
80
90
20
40
60
80
22554 G11
100 120 140 160
SFDR
SNR
INPUT LEVEL (dBFS)
–70
S
70
–40
22554 G13
40
20
–60
–50
–30
10
0
80
dBFS
dBc
60
50
30
–20
–10
0
INPUT LEVEL (dBFS)
–80
S
60
50
40
30
90
80
70
100
0
22554 G14
0
–60
–40
–20
–70
–50
–30
–10
20
10
110
dBFS
dBc
SAMPLE RATE (Msps)
0
I
V
130
140
80
22554 G15
120
110
125
135
145
115
105
100
95
20
40
60
100
120
140
2V RANGE
1V RANGE
SAMPLE RATE (Msps)
0
I
O
7
60
22554 G16
4
2
20
40
80
1
0
8
6
5
3
100
120
140
LTC2255: SNR vs SENSE,
f
IN
= 5MHz, –1dB
SENSE PIN (V)
0.4
64
S
65
67
68
69
74
71
0.6
0.8
0.9
22554 G32
66
72
73
70
0.5
0.7
1.0
1.1
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