Typical operating characteristics – Rainbow Electronics MAX1401 User Manual
Page 9
-15
0
-5
-10
5
10
15
-1.0
-0.5
0
0.5
1.0
MAX1401-02
DIFFERENTIAL INPUT VOLTAGE (V)
DNL (ppm)
480sps
GAIN = +1V/V
262, 144 pts
DIFFERENTIAL NONLINEARITY
MAX1401
+3V, 18-Bit, Low-Power, Multichannel,
Oversampling (Sigma-Delta) ADC
_______________________________________________________________________________________
9
-15
0
-5
-10
5
10
15
MAX1401-01
DIFFERENTIAL INPUT VOLTAGE (V)
INL (ppm)
-1.0
-0.5
0
0.5
1.0
480sps
GAIN = +1V/V
262, 144 pts
INTEGRAL NONLINEARITY
0
100
50
200
150
300
250
350
-50
0
25
-25
50
75
100
V
DD
SUPPLY CURRENT vs. TEMPERATURE
(20sps OUTPUT DATA RATE UNBUFFERED)
MAX1401-03
TEMPERATURE (°C)
V
DD
SUPPLY CURRENT (
µ
A)
V
DD
= +3.6V
(NOTE 30)
0
100
50
200
150
300
250
350
-50
0
25
-25
50
75
100
V
DD
SUPPLY CURRENT vs. TEMPERATURE
(60sps OUTPUT DATA RATE UNBUFFERED)
MAX1401-04
TEMPERATURE (°C)
V
DD
SUPPLY CURRENT (
µ
A)
(NOTE 30)
V
DD
= +3.6V
0
200
100
400
300
600
500
-50
0
25
-25
50
75
100
V+ SUPPLY CURRENT vs. TEMPERATURE
(60sps OUTPUT DATA RATE)
MAX1401-07
TEMPERATURE (°C)
V+ SUPPLY CURRENT (
µ
A)
BUFFERED
UNBUFFERED
0
100
50
200
150
300
250
350
-50
0
25
-25
50
75
100
V
DD
SUPPLY CURRENT vs. TEMPERATURE
(120sps OUTPUT DATA RATE UNBUFFERED)
MAX1401-05
TEMPERATURE (°C)
V
DD
SUPPLY CURRENT (
µ
A)
V
DD
= +3.6V
(NOTE 30)
0
100
50
200
150
300
250
350
400
-50
0
25
-25
50
75
100
V+ SUPPLY CURRENT vs. TEMPERATURE
(20sps OUTPUT DATA RATE)
MAX1401-06
TEMPERATURE (°C)
V+ SUPPLY CURRENT (
µ
A)
BUFFERED
UNBUFFERED
0
400
200
800
600
1200
1000
-50
0
25
-25
50
75
100
V+ SUPPLY CURRENT vs. TEMPERATURE
(120sps OUTPUT DATA RATE)
MAX1401-08
TEMPERATURE (°C)
V+ SUPPLY CURRENT (
µ
A)
BUFFERED
UNBUFFERED
Typical Operating Characteristics
(V+ = +3V, V
DD
= +3V, V
REFIN+
= +1.25V, REFIN- = AGND, f
CLKIN
= 2.4576MHz, T
A
= +25°C, unless otherwise noted.)