T
c
= 25 °C, V
DDS
= 3.0 V, unless otherwise noted.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Offset error
V
REF
= VDDS= 3.8 V
±0.35
V
REF
= VDDS= 3.0 V
±0.50
V
REF
= VDDS = 1.8 V
±0.75
V
REF
= DCOUPL, pre-charge ON
±1.55
V
REF
= DCOUPL, pre-charge OFF
±1.30
V
REF
= ADCREF
±1.10
Max code output voltage
variation
V
REF
= VDDS= 3.8 V
±1.00
V
REF
= VDDS= 3.0 V
±1.00
V
REF
= VDDS= 1.8 V
±1.00
V
REF
= DCOUPL, pre-charge ON
±3.45
V
REF
= DCOUPL, pre-charge OFF
±2.10
V
REF
= ADCREF
±1.90
Output voltage range
Load = Low Power Clocked
Comparator
V
REF
= VDDS = 3.8 V, code 1
0.03
V
V
REF
= VDDS = 3.8 V, code 255
3.59
V
REF
= VDDS = 3.0 V, code 1
0.02
V
REF
= VDDS= 3.0 V, code 255
2.82
V
REF
= VDDS= 1.8 V, code 1
0.01
V
REF
= VDDS = 1.8 V, code 255
1.70
V
REF
= DCOUPL, pre-charge OFF, code 1
0.01
V
REF
= DCOUPL, pre-charge OFF, code 255
1.21
V
REF
= DCOUPL, pre-charge ON, code 1
1.27
V
REF
= DCOUPL, pre-charge ON, code 255
2.46
V
REF
= ADCREF, code 1
0.01
V
REF
= ADCREF, code 255
1.42
(1)
1 LSB (V
REF
3.8 V/3.0 V/1.8 V/DCOUPL/ADCREF) = 14.10 mV/11.13 mV/6.68 mV/4.67 mV/5.48 mV
(2)
Includes comparator offset
(3)
A load > 20 pF will increases the settling time
(4)
Keysight 34401A Multimeter
SWRS263A – FEBRUARY 2021 – REVISED JUNE 2022
26
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