
1.5V to 3.6V, 357ksps, 1-Channel True-Differential/
2-Channel Single-Ended, 10-Bit, SAR ADCs
MAX1392/MAX1395
6
_______________________________________________________________________________________
DNL ERROR vs. REFERENCE VOLTAGE
MAX1392/95
toc04
REFERENCE VOLTAGE (V)
DNL
ERROR
(LSB)
3.1
2.6
2.1
1.6
1.1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
-1.0
0.6
3.6
VDD = 3.6V
MAX DNL
MIN DNL
OFFSET ERROR vs. SUPPLY VOLTAGE
MAX1392/95
toc05
SUPPLY VOLTAGE (V)
OFFSET
ERROR
(μ
V)
VREF = 1.5V
TEMPERATURE = +25
°C
-300
-200
-100
0
100
200
300
400
-400
3.3
3.0
1.8
2.1
2.4
2.7
1.5
3.6
AIN1
AIN2
OFFSET ERROR vs. TEMPERATURE
MAX1392/95
toc06
TEMPERATURE (
°C)
OFFSET
ERROR
(μ
V)
95
-25
5
35
65
-300
-200
-100
0
100
200
300
400
-400
-55
125
VDD = 3.6V
AIN1
AIN2
OFFSET ERROR
vs. REFERENCE VOLTAGE
MAX1392/95
toc07
REFERENCE VOLTAGE (V)
OFFSET
ERROR
(μ
V)
3.1
1.1
1.6
2.1
2.6
-300
-200
-100
0
100
200
300
400
-400
0.6
3.6
VDD = 3.6V
GAIN ERROR vs. SUPPLY VOLTAGE
MAX1392/95
toc08
SUPPLY VOLTAGE (V)
GAIN
ERROR
(μ
V)
3.3
3.0
1.8
2.1
2.4
2.7
-300
-200
-100
0
100
200
300
400
-400
1.5
3.6
VREF = 1.5V
TEMPERATURE = +25
°C
AIN1
AIN2
GAIN ERROR vs. TEMPERATURE
MAX1392/95
toc09
TEMPERATURE (
°C)
GAIN
ERROR
(μ
V)
95
-25
5
35
65
-300
-200
-100
0
100
200
300
400
-400
-55
125
VDD = 3.6V
AIN1
AIN2
Typical Operating Characteristics
(VDD = +1.5V, VREF = +1.5V, CREF = 0.1F, CL = 30pF, fSCLK = 5MHz. TA = +25°C, unless otherwise noted.)
INL vs. CODE
MAX1392/95
toc01
CODE
INL
(LSB)
896
768
512 640
256 384
128
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
-1.0
0
1024
INL ERROR vs. REFERENCE VOLTAGE
MAX1392/95
toc02
REFERENCE VOLTAGE (V)
INL
ERROR
(LSB)
3.1
2.6
2.1
1.6
1.1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
-1.0
0.6
3.6
VDD = 3.6V
MAX INL
MIN INL
DNL vs. CODE
MAX1392/95
toc03
CODE
DNL
(LSB)
896
768
512 640
256 384
128
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
-1.0
0
1024