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AD5291 Folha de dados(PDF) 5 Page - Analog Devices

Nome de Peças AD5291
Descrição Electrónicos  256-/1024-Position, DigiPOT Potentiometers with Maximum 짹1% R-Tolerance Error and 20-TP Memory
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Fabricante Electrônico  AD [Analog Devices]
Página de início  http://www.analog.com
Logo AD - Analog Devices

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AD5291/AD5292
Rev. 0 | Page 5 of 28
ELECTRICAL CHARACTERISTICS—AD5292
VDD = 21 V to 33 V, VSS = 0 V; VDD = 10.5 V to 16.5 V, VSS = −10.5 V to −16.5 V; VLOGIC = 2.7 V to 5.5 V, VA = VDD, VB = VSS,
−40°C < TA < +105°C, unless otherwise noted.
Table 3.
Parameter
Symbol
Conditions
Min
Typ1
Max
Unit
DC CHARACTERISTICS—RHEOSTAT MODE
Resolution
N
10
Bits
Resistor Differential Nonlinearity2
R-DNL
RWB, VA = NC
−1
+1
LSB
Resistor Integral Nonlinearity2
R-INL
|VDD − VSS| = 26 V to 33 V
−2
+2
LSB
R-INL
|VDD − VSS| = 21 V to 26 V
−3
+3
LSB
Nominal Resistor Tolerance (R-Perf Mode3)
∆RAB/RAB
See Table 4
−1
0.5
+1
%
Nominal Resistor Tolerance (Normal Mode)
∆RAB/RAB
±20
%
Resistance Temperature Coefficient4
(∆RAB/RAB)/∆T × 106
35
ppm/°C
Wiper Resistance
RW
60
100
Ω
DC CHARACTERISTICS—POTENTIOMETER
DIVIDER MODE
Resolution
N
10
Bits
Differential Nonlinearity5
DNL
−1
+1
LSB
Integral Nonlinearity5
INL
−1.5
+1.5
LSB
Voltage Divider Temperature
Coefficient4
(∆VW/VW)/∆T × 106
Code = half scale
5
ppm/°C
Full-Scale Error
VWFSE
Code = full scale
−8
0
LSB
Zero-Scale Error
VWZSE
Code = zero scale
0
8
LSB
RESISTOR TERMINALS
Terminal Voltage Range6
VA, VB, VW
VSS
VDD
V
Capacitance A, Capacitance B4
CA, CB
f = 1 MHz, measured to GND,
code = half scale
85
pF
Capacitance W4
CW
f = 1 MHz, measured to GND,
code = half scale
65
pF
Common-Mode Leakage Current4
ICM
VA = VB = VW
±1
nA
DIGITAL INPUTS
JEDEC compliant
Input Logic High4
VIH
VLOGIC = 2.7 V to 5.5 V
2.0
V
Input Logic Low4
VIL
VLOGIC = 2.7 V to 5.5 V
0.8
V
Input Current
IIL
VIN = 0 V or VLOGIC
±1
μA
Input Capacitance4
CIL
5
pF
DIGITAL OUTPUTS (SDO and RDY)
Output High Voltage4
VOH
RPULL_UP = 2.2 kΩ to VLOGIC
VLOGIC − 0.4
V
Output Low Voltage4
VOL
RPULL_UP = 2.2 kΩ to VLOGIC
GND + 0.4
V
Tristate Leakage Current
−1
1
μA
Output Capacitance4
COL
5
pF
POWER SUPPLIES
Single-Supply Power Range
VDD
VSS = 0 V
9
33
V
Dual-Supply Power Range
VDD/VSS
±9
±16.5
V
Positive Supply Current
IDD
VDD/VSS = ±16.5 V
0.1
2
μA
Negative Supply Current
ISS
VDD/VSS = ±16.5 V
−2
−0.1
μA
Logic Supply Range
VLOGIC
2.7
5.5
V
Logic Supply Current
ILOGIC
VLOGIC = 5 V; VIH = 5 V or VIL = GND
1
10
μA
OTP Store Current4, 7
ILOGIC_PROG
VIH = 5 V or VIL = GND
25
mA
OTP Read Current4, 8
ILOGIC_FUSE_READ
VIH = 5 V or VIL = GND
25
mA
Power Dissipation9
PDISS
VIH = 5 V or VIL = GND
8
110
μW
Power Supply Rejection Ratio4
PSSR
∆VDD/∆VSS = ±15 V ± 10%
0.025
0.08
%/%


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