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AD5171 Datasheet(PDF) 3 Page - Analog Devices

Part No. AD5171
Description  64-Position OTP Digital Potentiometer
Download  20 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

AD5171 Datasheet(HTML) 3 Page - Analog Devices

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AD5171
ELECTRICAL CHARACTERISTICS
Table 1. 5 kΩ, 10 kΩ, 50 kΩ, and 100 kΩ versions, VDD = 3 V to 5 V ± 10%, VA = VDD, VB = 0 V, −40°C < TA < +125°C,
unless otherwise noted.
Parameter
Symbol
Conditions
Min
Typ1
Max
Unit
DC CHARACTERISTICS RHEOSTAT MODE
Resistor Differential Nonlinearity2
R-DNL
RWB, VA = No Connect,
RAB = 10 kΩ, 50 kΩ, and 100
kΩ
–0.5
±0.2
+0.5
LSB
RWB, VA = No Connect, RAB = 5
kΩ
–1
±0.25
+1
LSB
Resistor Integral Nonlinearity2
R-INL
RWB, VA = No Connect,
RAB = 10 kΩ, 50 kΩ, and 100 kΩ
–1
±0.25
+1
LSB
RWB, VA = No Connect, RAB = 5
kΩ
–1.5
±0.5
+1.5
LSB
Nominal Resistor Tolerance3
∆RAB/RAB
–30
+30
%
Resistance Temperature Coefficient
(∆RAB/RAB)/∆T
35
ppm/°C
Wiper Resistance
RW
VDD = 5 V
60
115
DC CHARACTERISTICS POTENTIOMETER DIVIDER
MODE (Specifications apply to all RDACs)
Resolution
N
6
Bits
Differential Nonlinearity4
DNL
–0.5
±0.1
+0.5
LSB
Integral Nonlinearity4
INL
–1
±0.2
+1
LSB
Voltage Divider Temperature Coefficient
(∆VW/VW)/∆T
Code = 0x20
5
ppm/°C
Full-Scale Error
VWFSE
Code = 0x3F
–1.5
-0.5
+0
LSB
Zero-Scale Error
VWZSE
Code = 0x00, RAB=10 kΩ,
50 kΩ, and 100 kΩ
0
0.5
1.5
LSB
Code = 0x00, RAB = 5 kΩ
0
2
LSB
RESISTOR TERMINALS
Voltage Range5
VA, B, W
With respect to GND
VDD
V
Capacitance6 A, B
CA, B
f = 1 MHz, measured to GND,
Code = 0x20
25
pF
Capacitance6 W
CW
f = 1 MHz, measured to GND,
Code = 0x20
55
pF
Common-Mode Leakage
ICM
VA = VB = VDD/2
1
nA
DIGITAL INPUTS
Input Logic High (SDA and SCL)
VIH
0.7 VDD
VDD+0.5
V
Input Logic Low (SDA and SCL)
VIL
–0.5
0.3VDD
V
Input Logic High (AD0)
VIH
VDD = 3 V
3.0
VDD
V
Input Logic Low (AD0)
VIL
VDD = 3 V
0
1.0
V
Input Current
IIL
VIN = 0 V or 5 V
±1
µA
Input Capacitance6
CIL
3
pF
DIGITAL OUTPUTS
Output Logic Low (SDA)
VOL
IOL = 6 mA
0.4
V
Three-State Leakage Current (SDA)
IOZ
VIN = 0 V or 5 V
±1
µA
Output Capacitance6
COZ
3
pF
POWER SUPPLIES
Power Supply Range
VDD
2.7
5.5
V
OTP Power Supply7
VDD_OTP
TA = 25°C
6
6.5
V
Supply Current
IDD
VIH = 5 V or VIL = 0 V
4
8
µA
OTP Supply Current8
IDD_OTP
VDD_OTP = 6 V, TA = 25°C
100
mA
Power Dissipation9
PDISS
VIH = 5 V or VIL = 0 V, VDD = 5 V
0.02
0.04
mW
Power Supply Sensitivity
PSSR
−0.025
+0.001
+0.025
%/%
Rev. PrC | Page 3 of 20
Preliminary Technical Data


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