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AD5144BRUZ100 Datasheet(PDF) 18 Page - Analog Devices

Part No. AD5144BRUZ100
Description  The AD5124/AD5144/AD5144A potentiometers provide a nonvolatile solution for 128-/256-position adjustment applications, offering guaranteed low resistor tolerance errors of ±8% and up to ±6 mA current density in the Ax, Bx, and Wx pins.
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

AD5144BRUZ100 Datasheet(HTML) 18 Page - Analog Devices

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AD5124/AD5144/AD5144A
Data Sheet
Rev. A | Page 18 of 36
–0.15
–0.10
–0.05
0
0.05
0.10
0.15
0
50
100
CODE (Decimal)
10k
Ω, –40°C
10k
Ω, +25°C
10k
Ω, +125°C
100k
Ω, –40°C
100k
Ω, +25°C
100k
Ω, +125°C
Figure 18. INL vs. Code (AD5124)
–50
0
50
100
150
200
250
300
350
400
450
CODE (Decimal)
100k
10k
0
50
100
150
200
255
0
25
50
75
100
127
AD5124
AD5144/
AD5144A
Figure 19. Potentiometer Mode Temperature Coefficient ((ΔVW/VW)/ΔT × 106)
vs. Code
0
100
200
300
400
500
600
700
800
–40
10
60
125
110
TEMPERATURE (°C)
IDD, VDD = 2.3V
IDD, VDD = 3.3V
IDD, VDD = 5V
ILOGIC, VLOGIC = 2.3V
ILOGIC, VLOGIC = 3.3V
ILOGIC, VLOGIC = 5V
VDD = VLOGIC
VSS = GND
Figure 20. Supply Current vs. Temperature
–0.14
–0.12
–0.10
–0.08
–0.06
–0.04
–0.02
0
0.02
0.04
0.06
0
50
100
CODE (Decimal)
10k
Ω, –40°C
10k
Ω, +25°C
10k
Ω, +125°C
100k
Ω, –40°C
100k
Ω, +25°C
100k
Ω, +125°C
Figure 21. DNL vs. Code (AD5124)
AD5124
AD5144/
AD5144A
–50
0
50
100
150
200
250
300
350
400
450
10kΩ
100kΩ
CODE (Decimal)
0
50
100
150
200
255
0
25
50
75
100
127
Figure 22. Rheostat Mode Temperature Coefficient ((ΔRWB/RWB)/ΔT × 106)
vs. Code
0
200
400
600
800
1000
1200
0
1
2
3
4
5
INPUT VOLATGE (V)
I2C, VLOGIC = 1.8V
I2C, VLOGIC = 2.3V
I2C, VLOGIC = 3.3V
I2C, VLOGIC = 5V
I2C, VLOGIC = 5.5V
SPI, VLOGIC = 1.8V
SPI, VLOGIC = 2.3V
SPI, VLOGIC = 3.3V
SPI, VLOGIC = 5V
SPI, VLOGIC = 5.5V
Figure 23. ILOGIC Current vs. Digital Input Voltage


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