MAX11359A_12 Datasheet, PDF (18/67 Pages) Maxim Integrated Products – 16-Bit Data-Acquisition System with ADC, DAC, UPIOs, RTC, Voltage Monitors, and Temp Sensor

MAX11359A
16-Bit Data-Acquisition System with ADC, DAC,
UPIOs, RTC, Voltage Monitors, and Temp Sensor
Typical Operating Characteristics (continued)
(V_DVDD = V_AVDD = 1.8V, V_REF = +1.25V, C_CPOUT = 10µF, T_A = +25°C, unless otherwise noted.)
DAC LARGE-SIGNAL OUTPUT
STEP RESPONSE
MAX11359A toc40
CS
2V/div
OP-AMP INPUT OFFSET VOLTAGE
vs. TEMPERATURE
7.5
V_CM = 0.5V
7.2
6.9
V_AVDD = 3.0V
V_REF = +1.25V
V_AVDD = +3.0V
40µs/div
OUT_
1V/div
OP-AMP INPUT BIAS CURRENT
vs. TEMPERATURE
12
V_AVDD = 1.8V
V_CM = 0.5V
10
8
6
4
2
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
OP-AMP OUTPUT VOLTAGE
vs. OUTPUT SINK CURRENT
250
6.6
V_AVDD = 1.8V
6.3
6.0
-40 -15
10
35
60
85
TEMPERATURE (°C)
OP-AMP INPUT BIAS CURRENT
vs. TEMPERATURE
14
V_AVDD = 3.0V
12
V_CM = 0.5V
10
8
6
4
2
0
-2
-40 -15
10
35
60
85
TEMPERATURE (°C)
OP-AMP OUTPUT VOLTAGE
vs. OUTPUT SOURCE CURRENT
3.00
200
V_AVDD = 3.0V
2.96
150
2.92
V_AVDD = 1.8V
100
2.88
50
UNITY GAIN, V_{IN_}+ = 0V
0
0 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00
SINK CURRENT (mA)
18
2.84
2.80
0
V_AVDD = 3.0V
UNITY GAIN, V_{IN_}+ = V_AVDD
0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00
SOURCE CURRENT (mA)
Maxim Integrated