Datasheet

MAX11359A
16-Bit Data-Acquisition System with ADC, DAC,
UPIOs, RTC, Voltage Monitors, and Temp Sensor
16
Maxim Integrated
Typical Operating Characteristics (continued)
(V
DVDD
= V
AVDD
= 1.8V, V
REF
= +1.25V, C
CPOUT
= 10µF, T
A
= +25°C, unless otherwise noted.)
1s/div
REFERENCE VOLTAGE OUTPUT NOISE
(0.1Hz TO 10Hz)
50µV/div
MAX11359A toc22
V
REF
= +1.25V
V
AVDD
= +1.8V
REFERENCE VOLTAGE OUTPUT
NOISE vs. FREQUENCY
MAX11359A toc23
FREQUENCY (Hz)
1k10010
1000
1
10k
10,000
100
V
REF
= 1.25V
NOISE (nV/√Hz)
REFERENCE VOLTAGE OUTPUT
NOISE vs. FREQUENCY
MAX11359A toc24
FREQUENCY (Hz)
1k10010
1000
1
10k
10,000
100
V
REF
= 2.048V
NOISE (nV/√Hz)
REFERENCE VOLTAGE OUTPUT
NOISE vs. FREQUENCY
MAX11359A toc25
FREQUENCY (Hz)
1k10010
1000
1
10k
10,000
100
V
REF
= 2.5V
NOISE (nV/√Hz)
-12
-8
-10
-4
-6
0
-2
2
-40 10-15 35 60 85
ADC MUX INPUT DC CURRENT
vs. TEMPERATURE
MAX11359A toc26
TEMPERATURE (°C)
INPUT CURRENT (µA)
V
AVDD
= 1.8V
V
AIN
= 0.5V
-0.25
-0.15
0.05
-0.05
0.15
0.25
0 400200 600 800 1000
DAC INL vs. OUTPUT CODE
MAX11359A toc27
OUTPUT CODE
INL (LSB)
V
AVDD
= 1.8V
V
REF
= 1.25V
-0.25
-0.15
0.05
-0.05
0.15
0.25
0 400200 600 800 1000
DAC INL vs. OUTPUT CODE
MAX11359A toc28
OUTPUT CODE
INL (LSB)
V
AVDD
= 2.5V
V
REF
= 2.048V
-0.25
-0.15
0.05
-0.05
0.15
0.25
0 400200 600 800 1000
DAC INL vs. OUTPUT CODE
MAX11359A toc29
OUTPUT CODE
INL (LSB)
V
AVDD
= 3.0V
V
REF
= 2.5V
-0.20
-0.15
-0.10
-0.05
0
0.05
0.10
0.15
0.20
0 400200 600 800 1000
DAC DNL vs. OUTPUT CODE
MAX11359A toc30
OUTPUT CODE
DNL (LSB)
V
AVDD
= 1.8V
V
REF
= 1.25V