MAX11301 Datasheet, PDF (13/55 Pages) Maxim Integrated Products – Programmable Sample Averaging Per ADC Port

MAX11301
PIXI, 20-Port Programmable Mixed-Signal I/O with
12-Bit ADC, 12-Bit DAC, Analog Switches, and GPIO
Typical Operating Characteristics (continued)
(TA = +25°C, unless otherwise noted.)
100000
SUPPLY CURRENT
vs. TEMPERATURE
ADC RANGE -5V TO +5V
toc9b
10000
1000
I_AVSSIO
I_AVDD
100
I_AVDDIO
10
1
I_AVDDIO
0.1
-50 -25
0 25 50 75 100 125
TEMPERATURE (°C)
ADC INTERNAL REFERENCE
2.506
vs. TEMPERATURE
toc11
2.504
2.502
2.500
2.498
2.496
2.494
-50 -25
0 25 50 75 100 125
TEMPERATURE (°C)
DAC INTEGRAL NONLINEARITY
vs. DIGITAL CODE
EXTERNAL REFERENCE
1.5
toc14
1
0.5
0
-0.5
-1
-1.5
0
RANGE 0V TO 10V
RANGE -5V TO +5V
RANGE -10V TO 0V
1000
2000
3000
4000
DAC CODE (DECIMAL)
100000
SUPPLY CURRENT
vs. TEMPERATURE
ADC RANGE -10V TO 0V
toc9c
10000
1000
I_AVSSIO
100
I_AVDDIO
10
1
I_AVDD
I_AVDDIO
0.1
-50 -25
0 25 50 75 100 125
TEMPERATURE (°C)
DAC INTEGRAL NONLINEARITY
vs. DIGITAL CODE
INTERNAL REFERENCE
1.5
toc12
1
0.5
0
-0.5
-1
-1.5
0
RANGE 0V TO 10V
RANGE -5V TO +5V
RANGE -10V TO 0V
1000
2000
3000
4000
DAC CODE (DECIMAL)
DAC DIFFERENTIAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
EXTERNAL REFERENCE
1
toc15
0.8
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1
0
RANGE 0V TO 10V
RANGE -5V TO +5V
RANGE -10V TO 0V
1000
2000
3000
4000
DAC CODE (DECIMAL)
18
17.5
17
16.5
16
15.5
15
14.5
14
0
I_AVDD
vs. ADC CHANNELS
toc10
ADC RANGE
-5V TO +5V
ADC RANGE
-10V TO 0V
ADC RANGE
0V TO 10V
5
10
15
20
NO.OF ADC-CONFIGURED PORTS
DAC DIFFERENTIAL NONLINEARITY
vs. DIGITAL OUTPUT CODE
INTERNAL REFERENCE
1
toc13
0.8
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1
0
RANGE 0V TO 10V
RANGE -5V TO +5V
RANGE -10V TO 0V
1000
2000
3000
DAC CODE (DECIMAL)
4000
DAC OFFSET ERROR
vs. TEMPERATURE
toc16
3.5
2.5
1.5
0.5
-0.5
-1.5
-2.5
-50 -25
RANGE 0V TO 10V
RANGE -5V TO +5V
RANGE -10V TO 0V
0
25 50 75
TEMPERATURE (°C)
100 125
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