AD5123 View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
AD5123 Datasheet PDF : 28 Pages
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Data Sheet
AD5123/AD5143
SPECIFICATIONS
ELECTRICAL CHARACTERISTICS—AD5123
VDD = 2.3 V to 5.5 V, VSS = 0 V; VDD = 2.25 V to 2.75 V, VSS = −2.25 V to −2.75 V; −40°C < TA < +125°C, unless otherwise noted.
Table 2.
Parameter
DC CHARACTERISTICS—RHEOSTAT
MODE (ALL RDACs)
Resolution
Resistor Integral Nonlinearity2
Resistor Differential Nonlinearity2
Nominal Resistor Tolerance
Resistance Temperature Coefficient3
Wiper Resistance3
Bottom Scale or Top Scale
Nominal Resistance Match
DC CHARACTERISTICS—POTENTIOMETER
DIVIDER MODE (ALL RDACs)
Integral Nonlinearity4
Differential Nonlinearity4
Full-Scale Error
Zero-Scale Error
Voltage Divider Temperature
Coefficient3
Symbol
Test Conditions/Comments
N
R-INL
R-DNL
ΔRAB/RAB
(ΔRAB/RAB)/ΔT × 106
RW
RBS or RTS
RAB1/RAB2
RAB = 10 kΩ
VDD ≥ 2.7 V
VDD < 2.7 V
RAB = 100 kΩ
VDD ≥ 2.7 V
VDD < 2.7 V
Code = full scale
Code = zero scale
RAB = 10 kΩ
RAB = 100 kΩ
RAB = 10 kΩ
RAB = 100 kΩ
Code = 0xFF
INL
DNL
VWFSE
VWZSE
(ΔVW/VW)/ΔT × 106
RAB = 10 kΩ
RAB = 100 kΩ
RAB = 10 kΩ
RAB = 100 kΩ
RAB = 10 kΩ
RAB = 100 kΩ
Code = half scale
Min
7
−1
−2.5
−0.5
−1
−0.5
−8
−1
−0.5
−0.25
−0.25
−1.5
−0.5
Typ1 Max
±0.1 +1
±1 +2.5
±0.1 +0.5
±0.25 +1
±0.1 +0.5
±1 +8
35
55 125
130 400
40 80
60 230
±0.2 +1
±0.1 +0.5
±0.1 +0.25
±0.1 +0.25
−0.1
±0.1 +0.5
1
1.5
0.25 0.5
±5
Unit
Bits
LSB
LSB
LSB
LSB
LSB
%
ppm/°C
Ω
Ω
Ω
Ω
%
LSB
LSB
LSB
LSB
LSB
LSB
LSB
ppm/°C
Rev. A | Page 3 of 28
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