English
Language : 

MAX1402_07 Datasheet, PDF (10/38 Pages) Maxim Integrated Products – +5V, 18-Bit, Low-Power, Multichannel, Oversampling (Sigma-Delta) ADC
+5V, 18-Bit, Low-Power, Multichannel,
Oversampling (Sigma-Delta) ADC
Typical Operating Characteristics (continued)
(V+ = +5V, VDD = +5V, VREFIN+ = +2.50V, REFIN- = AGND, fCLKIN = 2.4576MHz, TA = +25°C, unless otherwise noted.)
VDD SUPPLY CURRENT vs. TEMPERATURE
(240sps OUTPUT DATA RATE UNBUFFERED)
450
400
350
300
VDD = +5.25V
250
200
150
VDD = +3.6V
100
50
(NOTE 29)
0
-50 -25 0
25 50 75 100
TEMPERATURE (°C)
V+ SUPPLY CURRENT vs. TEMPERATURE
(240sps OUTPUT DATA RATE)
5000
4000
BUFFERED
3000
2000
1000
UNBUFFERED
0
-50 -25 0 25 50 75 100
TEMPERATURE (°C)
VDD SUPPLY CURRENT vs. TEMPERATURE
(480sps OUTPUT DATA RATE UNBUFFERED)
600
500
VDD = +5.25V
400
300
200
VDD = +3.6V
100
(NOTE 29)
0
-50 -25 0 25 50 75 100
TEMPERATURE (°C)
V+ SUPPLY CURRENT vs. TEMPERATURE
(480sps OUTPUT DATA RATE)
5000
4000
BUFFERED
3000
2000
1000
UNBUFFERED
0
-50 -25 0 25 50 75 100
TEMPERATURE (°C)
Note 29: Minimize capacitive loading at CLKOUT for lowest VDD supply current. Typical Operating Characteristics show VDD
supply current with CLKOUT loaded by 120pF.
10 ______________________________________________________________________________________