AD5259 查看數據表（PDF） - Analog Devices
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AD5259 Datasheet PDF : 24 Pages
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AD5259
SPECIFICATIONS
ELECTRICAL CHARACTERISTICS
VDD = VLOGIC = 5 V ± 10% or 3 V ± 10%; VA = VDD; VBB = 0 V; −40°C < TA < +85°C, unless otherwise noted.
Table 1.
Parameter
DC CHARACTERISTICS:
RHEOSTAT MODE
Resistor Differential Nonlinearity
5 kΩ
10 kΩ
50 kΩ/100 kΩ
Resistor Integral Nonlinearity
5 kΩ
10 kΩ
50 kΩ/100 kΩ
Nominal Resistor Tolerance
Resistance Temperature Coefficient
Total Wiper Resistance
DC CHARACTERISTICS:
POTENTIOMETER DIVIDER MODE
Differential Nonlinearity
5 kΩ
10 kΩ
50 kΩ/100 kΩ
Integral Nonlinearity
5 kΩ
10 kΩ
50 kΩ/100 kΩ
Full-Scale Error
5 kΩ
10 kΩ
50 kΩ/100 kΩ
Zero-Scale Error
5 kΩ
10 kΩ
50 kΩ/100 kΩ
Voltage Divider Temperature
Coefficient
RESISTOR TERMINALS
Voltage Range
Capacitance A, B
Symbol
R-DNL
R-INL
ΔRAB
(ΔRAB x 106)/
(RAB x ΔT)
RWB
DNL
INL
VWFSE
VWZSE
(∆VW x 106)/
(VW x ∆T)
VA, B, W
CA, B
Capacitance W
CW
Common-Mode Leakage
ICM
Conditions
RWB, VA = no connect
RWB, VA = no connect
TA = 25°C, VDD = 5.5 V
Code = 0x00/0x80
Code = 0x00
Code = 0xFF
Code = 0x00
Code = 0x00/0x80
f = 1 MHz, measured to GND,
code = 0x80
f = 1 MHz, measured to GND,
code = 0x80
VA = VB = VDD/2
Min
–1
−1
−0.5
–4
−2
−1
–30
–1
−0.5
−0.5
–1
−0.5
−0.5
−7
−4
−1
0
0
0
GND
Typ 1
Max
±0.2
+1
±0.1
+1
±0.1
+0.5
±0.3
+4
±0.2
+2
±0.4
+1
+30
500/15
75
350
±0.2
+1
±0.1
+0.5
±0.2
+0.5
±0.2
+1
±0.1
+0.5
±0.1
+0.5
−3
0
−1.5
0
−0.4
0
2.5
4
1
3
0.2
0.5
60/5
VDD
45
60
10
Unit
LSB
LSB
%
ppm/°C
Ω
LSB
LSB
LSB
LSB
ppm/°C
V
pF
pF
nA
Rev. A | Page 3 of 24
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