MAX1403 Maxim, MAX1403 Datasheet - Page 10

• Manufacturer Part Number: MAX1403
• Description: +3V / 18-Bit / Low-Power / Multichannel / Oversampling Sigma-Delta ADC
• Manufacturer: Maxim

+3V, 18-Bit, Low-Power, Multichannel,
Oversampling (Sigma-Delta) ADC
(V+ = +3V, V
+25°C, unless otherwise noted.)
Note 30: Minimize capacitive loading at CLKOUT for lowest V
10
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supply current with CLKOUT loaded by 120pF.
5000
4000
3000
2000
1000
450
400
350
300
250
200
150
100
50
0
0
DD
(240sps OUTPUT DATA RATE UNBUFFERED)
V
-50
-50
V+ SUPPLY CURRENT vs. TEMPERATURE
DD
(NOTE 30)
= +3V, V
V
SUPPLY CURRENT vs. TEMPERATURE
DD
(240sps OUTPUT DATA RATE)
-25
-25
= +3.6V
TEMPERATURE ( C)
TEMPERATURE (°C)
0
0
REFIN+
25
25
= +1.25V, REFIN- = AGND, f
BUFFERED
UNBUFFERED
50
50
75
75
100
100
Typical Operating Characteristics (continued)
DD
CLKIN
supply current. Typical Operating Characteristics show V
= 2.4576MHz, transducer excitation currents disabled, T
5000
4000
3000
2000
1000
600
500
400
300
200
100
0
0
(480sps OUTPUT DATA RATE UNBUFFERED)
V
-50
-50
V+ SUPPLY CURRENT vs. TEMPERATURE
DD
V
(NOTE 30)
SUPPLY CURRENT vs. TEMPERATURE
DD
(480sps OUTPUT DATA RATE)
-25
-25
= +3.6V
TEMPERATURE ( C)
TEMPERATURE (°C)
0
0
25
25
50
50
UNBUFFERED
BUFFERED
75
75
100
100
DD
A
=