参数资料
型号: LTC2272CUJ
厂商: LINEAR TECHNOLOGY CORP
元件分类: ADC
英文描述: 1-CH 16-BIT PROPRIETARY METHOD ADC, SERIAL ACCESS, PQCC40
封装: 6 X 6 MM, PLASTIC, QFN-40
文件页数: 5/44页
文件大小: 767K
代理商: LTC2272CUJ
LTC2273/LTC2272
13
22732fa
SAMPLE RATE (Msps)
20
IV
DD
(mA)
60
40
80
100
22732
G50
240
280
320
360
VDD = 3.3V
VDD = 3.47V
VDD = 3.13V
TYPICAL PERFORMANCE CHARACTERISTICS
LTC2272: 64k Point FFT,
fIN = 250.2MHz, –1dBFS, PGA = 1
LTC2272: SFDR vs Input
Frequency
LTC2272: SNR vs Input Frequency
LTC2272: SNR and SFDR vs
Sample Rate, fIN = 5.2MHz
LTC2272: SNR and SFDR vs
Supply Voltage (VDD),
fIN = 5.2MHz
LTC2272: SFDR vs Analog Input
Common Mode Voltage, 5MHz
and 70MHz, –1dBFS
LTC2272: IVDD vs Sample Rate,
5MHz Sine, –1dBFS
FREQUENCY (MHz)
AMPLITUDE
(dBFS)
22732
G44
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
102030
INPUT FREQUENCY (MHz)
0
SF
DR
(dBc
)
200
22732
G45
400
300
100
65
70
75
80
85
90
95
100
110
105
INPUT FREQUENCY (MHz)
0
SN
R
(dBF
S
)
200
22732
G46
400
300
100
70
72
74
76
78
SAMPLE RATE (Msps)
20
SNR
(dBFS)
AND
SFDR
(dBC)
60
22732
G47
100
80
40
SFDR
SNR
70
75
80
85
90
95
100
105
110
SUPPLY VOLTAGE (V)
2.8
SNR
AND
SFDR
(dBFS)
3.2
22732
G48
3.4
3.0
SFDR
SNR
70
75
80
85
90
95
100
105
110
ANALOG INPUT COMMON MODE VOLTAGE (V)
0.50
SF
DR
(dBc
)
0.75
1.00
1.25
1.50
1.75
22732
G49
2.00
60
65
70
75
80
85
90
95
100
105
110
5MHz
70MHz
VDD = 3.3V, OVDD = 1.5V, TA = 25°C, FS = 65Msps,
unless otherwise noted.
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