MAX114CNG 查看數據表（PDF） - Maxim Integrated
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MAX114CNG Datasheet PDF : 12 Pages
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+5V, 1Msps, 4 & 8-Channel,
8-Bit ADCs with 1µA Power-Down
__________________________________________Typical Operating Characteristics
(VDD = +5V, TA = +25°C, unless otherwise noted.)
CONVERSION TIME
vs. AMBIENT TEMPERATURE
1.5
1.4
1.3
1.2
1.1
VDD = +4.75V
1.0
0.9
VDD = +5.25V
0.8
0.7
VDD = +5V
0.6
-60 -20 20 60 100 140
TEMPERATURE (°C)
EFFECTIVE NUMBER OF BITS vs.
INPUT FREQUENCY (WR-RD MODE)
8.0
7.5
7.0
6.5
fSAMPLE = 1MHz
VIN = 4.96Vp-p
6.0
1k
10k
100k
1M
INPUT FREQUENCY (Hz)
AVERAGE POWER CONSUMPTION
vs. SAMPLING RATE USING PWRDN
50
40
30
20
SIGNAL-TO-NOISE RATIO
0
VDD = 4.75V
-20
INPUT FREQUENCY =
195.8ksps
VIN = 4.72Vp-p
-40
SAMPLE
FREQUENCY = 1MHz
-60
SNR = 48.2dB
10
-80
0
1k
10k
100k
1M
SAMPLING RATE (CONVERSIONS/SEC)
-100
0
100 200 300 400 500
FREQUENCY (kHz)
TOTAL UNADJUSTED ERROR
vs. POWER-UP TIME
6
5
4
3
2
1
0
75
100 125 150 175 200 225 250
POWER-UP TIME, tUP (ns)
SUPPLY CURRENT vs. TEMPERATURE
(EXCLUDING REFERENCE CURRENT)
12
10
8
6
4
2
0
-60 -20
20
60 100 140
TEMPERATURE (°C)
_______________________________________________________________________________________ 5
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