MAX11358B Datasheet, PDF (21/70 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.)
0.8987
0.8986
0.8985
OP-AMP OUTPUT VOLTAGE
vs. TEMPERATURE
UNITY GAIN
AV_DD = DV_DD = 1.8V
V_IN+ = AV_DD/2
R_LOAD = 10kI
0.8984
0.8983
0.8982
0.8981
-40 -15
10
35
60
85
TEMPERATURE (°C)
OP-AMP OUTPUT-NOISE DENSITY
vs. FREQUENCY
1000
V_IN+ = 0.5V
AV_DD = DV_DD = 1.8V
UNITY GAIN
100
10
1
0.01
0.10
1.00
10.00
FREQUENCY (kHz)
100.00
0.50000
0.49995
0.49990
OP-AMP OUTPUT VOLTAGE
vs. SUPPLY VOLTAGE
UNITY GAIN
V_IN = 0.5V
R_LOAD = 10kI
0.49985
0.49980
0.49975
0.49970
0.49965
0.49960
1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6
SUPPLY VOLTAGE (V)
OP-AMP UNITY-GAIN INPUT RANGE
10
8
AV_DD = DV_DD = 3.6V
UNITY GAIN
6 NO LOAD
4
2
0
-2
-4
-6
-8
-10
0
0.6 1.2 1.8 2.4 3.0 3.6
V_IN (V)
OP-AMP OUTPUT NOISE (0.1Hz TO 10Hz)
MAX11358B toc60
UNITY GAIN
V_IN1+ = 0.5V
AV_DD = DV_DD = 1.8V
20µV/div
AC-COUPLED
1s/div
CLOSED-LOOP OP-AMP GAIN AND PHASE
vs. FREQUENCY
80
180 ^{MAX11358B toc63}
60
135
40
GAIN
90
20
45
0
0
-20
PHASE
-40
CLOSED-LOOP GAIN = 1000
-60 R_LOAD = 10kI
C_LOAD = 200pF
-80
10 100 1k 10k 100k
FREQUENCY (Hz)
-45
-90
-135
-180
1M
SPDT ON-RESISTANCE
vs. SCM_ VOLTAGE
45
I_{SCM_} = 1mA
40
35
30
AV_DD = 3V
25
AV_DD = 1.8V
20
0 0.5 1.0 1.5 2.0 2.5 3.0
V_{SCM_} (V)
SPST ON-RESISTANCE vs. SW_ VOLTAGE
70
I_{SW_} = 1mA
65
60
55
AV_DD = 3V
50
45
AV_DD = 1.8V
40
35
0
0.5 1.0 1.5 2.0 2.5 3.0
V_{SW_} (V)
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