Typical operating characteristics (continued) – Rainbow Electronics MAX1401 User Manual
Page 10
MAX1401
+3V, 18-Bit, Low-Power, Multichannel,
Oversampling (Sigma-Delta) ADC
10
______________________________________________________________________________________
Typical Operating Characteristics (continued)
(V+ = +3V, V
DD
= +3V, V
REFIN+
= +1.25V, REFIN- = AGND, f
CLKIN
= 2.4576MHz, T
A
= +25°C, unless otherwise noted.)
0
100
50
250
200
150
400
350
300
450
-50
0
-25
25
50
75
100
V
DD
SUPPLY CURRENT vs. TEMPERATURE
(240sps OUTPUT DATA RATE UNBUFFERED)
MAX1401-09
TEMPERATURE (°C)
V
DD
SUPPLY CURRENT (
µ
A)
V
DD
= +3.6V
(NOTE 30)
0
200
100
400
300
600
500
-50
0
25
-25
50
75
100
V
DD
SUPPLY CURRENT vs. TEMPERATURE
(480sps OUTPUT DATA RATE UNBUFFERED)
MAX1401-10
TEMPERATURE (°C)
V
DD
SUPPLY CURRENT (
µ
A)
V
DD
= +3.6V
(NOTE 30)
0
2000
1000
4000
3000
5000
-50
0
25
-25
50
75
100
V+ SUPPLY CURRENT vs. TEMPERATURE
(240sps OUTPUT DATA RATE)
MAX1401-11
TEMPERATURE (°C)
V+ SUPPLY CURRENT (
µ
A)
BUFFERED
UNBUFFERED
0
2000
1000
4000
3000
5000
-50
0
25
-25
50
75
100
V+ SUPPLY CURRENT vs. TEMPERATURE
(480sps OUTPUT DATA RATE)
MAX1401-12
TEMPERATURE (°C)
V+ SUPPLY CURRENT (
µ
A)
BUFFERED
UNBUFFERED
Note 30:
Minimize capacitive loading at CLKOUT for lowest V
DD
supply current.
Typical Operating Characteristics
show V
DD
current with CLKOUT loaded by 120pF.