MAX1403 데이터 시트보기 (PDF) - Maxim Integrated
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MAX1403 Datasheet PDF : 36 Pages
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+3V, 18-Bit, Low-Power, Multichannel,
Oversampling (Sigma-Delta) ADC
Typical Operating Characteristics (continued)
(V+ = +3V, VDD = +3V, VREFIN+ = +1.25V, REFIN- = AGND, fCLKIN = 2.4576MHz, transducer excitation currents disabled, TA =
+25°C, unless otherwise noted.)
VDD SUPPLY CURRENT vs. TEMPERATURE
(240sps OUTPUT DATA RATE UNBUFFERED)
450
400
350
300
250
200
150
100
50 VDD = +3.6V
(NOTE 30)
0
-50 -25 0
25 50 75 100
TEMPERATURE (°C)
VDD SUPPLY CURRENT vs. TEMPERATURE
(480sps OUTPUT DATA RATE UNBUFFERED)
600
500
400
300
200
100 VDD = +3.6V
(NOTE 30)
0
-50 -25 0
25 50 75 100
TEMPERATURE (°C)
V+ SUPPLY CURRENT vs. TEMPERATURE
(240sps OUTPUT DATA RATE)
5000
V+ SUPPLY CURRENT vs. TEMPERATURE
(480sps OUTPUT DATA RATE)
5000
4000
BUFFERED
4000
BUFFERED
3000
3000
2000
1000
UNBUFFERED
0
-50 -25 0
25 50 75 100
TEMPERATURE (°C)
2000
1000
UNBUFFERED
0
-50 -25 0
25 50 75 100
TEMPERATURE (°C)
Note 30: Minimize capacitive loading at CLKOUT for lowest VDD supply current. Typical Operating Characteristics show VDD
supply current with CLKOUT loaded by 120pF.
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