AD8402ARZ10 Datasheet, PDF (8/32 Pages) Analog Devices – 1-/2-/4-Channel Digital Potentiometers

AD8400/AD8402/AD8403
ELECTRICAL CHARACTERISTICS—1 KΩ VERSION
VDD = 3 V ± 10% or 5 V ± 10%, VA = VDD, VB = 0 V, −40°C ≤ TA ≤ +125°C, unless otherwise noted.
Table 3.
Parameter
Symbol Conditions
DC CHARACTERISTICS RHEOSTAT MODE (Specifications Apply to All VRs)
Resistor Differential NL²
Resistor Nonlinearity²
Nominal Resistance³
R-DNL
R-INL
RAB
RWB, VA = no connect
RWB, VA = no connect
TA = 25°C, model: AD840XYY1
Resistance Tempco
ΔRAB/ΔT VAB = VDD, wiper = no connect
Wiper Resistance
RW
VDD = 5V, IW = VDD/RAB
RW
VDD = 3V, IW = VDD/RAB
Nominal Resistance Match
ΔR/RAB
CH 1 to CH 2, VAB = VDD, TA = 25°C
DC CHARACTERISTICS POTENTIOMETER DIVIDER (Specifications Apply to All VRs)
Resolution
N
Integral Nonlinearity⁴
INL
Differential Nonlinearity⁴
DNL
VDD = 5 V
DNL
VDD = 3 V, TA = 25°C
Voltage Divider Temperature Coefficient ΔVW/ΔT Code = 80H
Full-Scale Error
VWFSE
Code = FFH
Zero-Scale Error
VWZSE
Code = 00H
RESISTOR TERMINALS
Voltage Range⁵
Capacitance⁶ Ax, Bx
Capacitance⁶ Wx
Shutdown Supply Current⁷
VA, VB, VW
CA, CB
CW
IA_SD
f = 1 MHz, measured to GND, code = 80H
f = 1 MHz, measured to GND, code = 80H
VA = VDD, VB = 0 V, SHDN = 0
Shutdown Wiper Resistance
RW_SD
VA = VDD, VB = 0 V, SHDN = 0, VDD = 5 V
DIGITAL INPUTS AND OUTPUTS
Input Logic High
VIH
VDD = 5 V
Input Logic Low
VIL
VDD = 5 V
Input Logic High
VIH
VDD = 3 V
Input Logic Low
VIL
VDD = 3 V
Output Logic High
VOH
RL = 2.2 kΩ to VDD
Output Logic Low
VOL
IOL = 1.6 mA, VDD = 5 V
Input Current
Input Capacitance⁶
IIL
VIN = 0 V or 5 V, VDD = 5 V
CIL
POWER SUPPLIES
Power Supply Range
VDD range
Supply Current (CMOS)
Supply Current (TTL)⁸
Power Dissipation (CMOS)⁹
IDD
VIH = VDD or VIL = 0 V
IDD
VIH = 2.4 V or 0.8 V, VDD = 5.5 V
PDISS
VIH = VDD or VIL = 0 V, VDD = 5.5 V
Power Supply Sensitivity
PSS
ΔVDD = 5 V ± 10%
PSS
ΔVDD = 3 V ± 10%
Min
−5
−4
0.8
8
−6
−4
−5
−20
0
0
2.4
2.1
VDD − 0.1
2.7
Typ ¹
−1
±1.5
1.2
700
53
200
0.75
±2
−1.5
−2
25
−12
6
75
120
0.01
50
5
0.01
0.9
0.0035
0.05
Max
+3
+4
1.6
100
2
+6
+2
+5
0
10
VDD
5
100
0.8
0.6
0.4
±1
5.5
5
4
27.5
0.008
0.13
Unit
LSB
LSB
kΩ
ppm/°C
Ω
Ω
%
Bits
LSB
LSB
LSB
ppm/°C
LSB
LSB
V
pF
pF
μA
Ω
V
V
V
V
V
V
μA
pF
V
μA
mA
μW
%/%
%/%
Rev. E | Page 8 of 32