MAX11359A Datasheet, PDF (21/66 Pages) Maxim Integrated Products – 16-Bit Data-Acquisition System with ADC, DAC, UPIOs, RTC, Voltage Monitors, and Temp Sensor

16-Bit Data-Acquisition System with ADC, DAC,
UPIOs, RTC, Voltage Monitors, and Temp Sensor
Typical Operating Characteristics (continued)
(DV_DD = AV_DD = 1.8V, V_REF = +1.25V, C_CPOUT = 10µF, T_A = +25°C, unless otherwise noted.)
VOLTAGE SUPERVISOR THRESHOLD
vs. TEMPERATURE
0.10
CHARGE-PUMP OUTPUT VOLTAGE
vs. OUTPUT CURRENT
3.6
0.05
3.5
DV_DD SUPERVISOR
0
3.4
-0.05
3.3
-0.10
CPOUT SUPERVISOR
-0.15
-0.20
-40 -15
10
35
60
85
TEMPERATURE (°C)
3.2
3.1
DV_DD = 1.8V
3.0
0
2
4
6
8
10
OUTPUT CURRENT (mA)
CHARGE-PUMP OUTPUT VOLTAGE
vs. TEMPERATURE
3.30
CHARGE-PUMP OUTPUT RESISTANCE
vs. CAPACITANCE
100
3.26
80
DV_DD = 3.0V
3.22
60
3.18
DV_DD = 1.8V
40
3.14
I_OUT = 10mA
3.10
-40 -15 10
35
60
85
TEMPERATURE (°C)
CHARGE-PUMP OUTPUT VOLTAGE
RIPPLE vs. OUTPUT CURRENT
50
DV_DD = 1.8V
40
20
DV_DD = 1.8V
I_OUT = 10mA
0
0
4
8
12 16 20
C_F (µF)
CHARGE-PUMP OUTPUT
VOLTAGE RIPPLE
MAX11359A toc63
30
CPOUT
20mV/div
AC-COUPLED
20
10
0
0
2
4
6
8
10
OUTPUT CURRENT (mA)
DV_DD = +1.8V
I_LOAD = 10mA
20µs/div
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