MAX11156 Datasheet, PDF (9/27 Pages) Maxim Integrated Products – 18-Bit, 500ksps, ±5V SAR ADC with Internal Reference in TDFN

MAX11156
18-Bit, 500ksps, ±5V SAR ADC
with Internal Reference in TDFN
Typical Operating Characteristics (continued)
(V_DD = 5V, V_OVDD = 3.3V, f_SAMPLE = 500kHz, V_REF = 4.096V, Reference Mode 3, T_A = +25NC, unless otherwise noted.)
VDD SUPPLY CURRENT
vs. TEMPERATURE
8
REF MODE 0 AND 1
7
REF MODE 2 AND 3
6
5
4
3
2
-40
AVERAGE OF 128 DEVICES
-15
10
35
60
85
TEMPERATURE (°C)
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
2.25
OVDD SUPPLY CURRENT
vs. OVDD SUPPLY VOLTAGE
AT 500ksps
AT 10ksps
CDOUT = 65pF
AVERAGE OF 128 DEVICES
2.75 3.25 3.75 4.25 4.75 5.25
VOVDD (V)
VDD SUPPLY CURRENT
vs. VDD SUPPLY VOLTAGE
8
REF MODE 0 AND 1
7
REF MODE 2 AND 3
6
5
4
3
AVERAGE OF 128 DEVICES
2
4.75 4.85 4.95 5.05 5.15 5.25
VDD (V)
ANALOG AND DIGITAL SHUTDOWN
CURRENT vs. TEMPERATURE
10
IVDD
IOVDD
8
6
4
2
0
-40
AVERAGE OF 128 DEVICES
-15
10
35
60
85
TEMPERATURE (°C)
OVDD SUPPLY CURRENT
vs. TEMPERATURE
3.5
AT 500ksps
3.0
AT 10ksps
2.5
2.0
1.5
1.0
0.5
0
-40
CDOUT = 65pF
AVERAGE OF 128 DEVICES
-15
10
35
60
85
TEMPERATURE (°C)
VDD AND OVDD SHUTDOWN
CURRENT vs. SUPPLY VOLTAGE
8
IVDD
7
IOVDD
6
5
4
3
2
1
0
2.25 2.75 3.25 3.75 4.25 4.75 5.25
VDD OR VOVDD (V)
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