AD8402AR1 Analog Devices Inc, AD8402AR1 Datasheet - Page 6

IC POT DIG DUAL 1K 8BIT 14SOIC

AD8402AR1

Manufacturer Part Number
AD8402AR1
Description
IC POT DIG DUAL 1K 8BIT 14SOIC
Manufacturer
Analog Devices Inc
Datasheet

Specifications of AD8402AR1

Rohs Status
RoHS non-compliant
Taps
256
Resistance (ohms)
1K
Number Of Circuits
2
Temperature Coefficient
500 ppm/°C Typical
Memory Type
Volatile
Interface
SPI, 3-Wire Serial
Voltage - Supply
2.7 V ~ 5.5 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
14-SOIC (3.9mm Width), 14-SOL
Resistance In Ohms
1.00K
End To End Resistance
1kohm
Track Taper
Linear
No. Of Steps
256
Resistance Tolerance
± 33%
Supply Voltage Range
2.7V To 5.5V
Control Interface
3 Wire, Serial
No. Of Pots
Dual
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant

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AD8400/AD8402/AD8403
ELECTRICAL CHARACTERISTICS—50 KΩ AND 100 KΩ VERSIONS
V
Table 2.
Parameter
DC CHARACTERISTICS RHEOSTAT MODE (Specifications Apply to All VRs)
DC CHARACTERISTICS POTENTIOMETER DIVIDER (Specifications Apply to All VRs)
RESISTOR TERMINALS
DIGITAL INPUTS AND OUTPUTS
POWER SUPPLIES
DD
Resistor Differential NL
Resistor Nonlinearity
Nominal Resistance
Resistance Tempco
Wiper Resistance
Nominal Resistance Match
Resolution
Integral Nonlinearity
Differential Nonlinearity
Voltage Divider Tempco
Full-Scale Error
Zero-Scale Error
Voltage Range
Capacitance
Capacitance
Shutdown Current
Shutdown Wiper Resistance
Input Logic High
Input Logic Low
Input Logic High
Input Logic Low
Output Logic High
Output Logic Low
Input Current
Input Capacitance
Power Supply Range
Supply Current (CMOS)
Supply Current (TTL)
Power Dissipation (CMOS)
Power Supply Sensitivity
= 3 V ± 10% or 5 V ± 10%, V
6
6
Wx
Ax, Bx
5
6
7
3
2
4
8
2
4
9
A
= V
Symbol
R-DNL
R-INL
R
R
ΔR
R
R
ΔR/R
N
INL
DNL
DNL
DNL
ΔV
V
V
V
C
C
I
R
V
V
V
V
V
V
I
C
V
I
I
P
PSS
PSS
A_SD
IL
DD
DD
AB
AB
W
W
W_SD
DISS
WFSE
WZSE
A
A
W
IH
IL
IH
IL
OH
OL
IL
DD
, V
DD
, C
AB
W
range
/ΔT
, V
/ΔT
B
B
AB
, V
B
W
= 0 V, −40°C ≤ T
Conditions
R
R
T
T
V
V
V
CH 1 to CH 2, CH 3, or CH 4, V
V
V
V
Code = 80
Code = FF
Code = 00
f = 1 MHz, measured to GND, code = 80
f = 1 MHz, measured to GND, code = 80
V
V
V
V
V
V
R
I
V
V
V
V
V
V
OL
A
A
WB
WB
AB
DD
DD
DD
DD
DD
A
A
DD
DD
DD
DD
L
IN
IH
IH
IH
DD
DD
= 25°C, Model: AD840XYY50
= 25°C, Model: AD840XYY100
= 2.2 kΩ to V
= V
= V
= 1.6 mA, V
= 0 V or 5 V, V
= V
= 2.4 V or 0.8 V, V
= V
, V
, V
= V
= 5V, I
= 3V, I
= 5 V
= 3 V, T
= 3 V, T
= 5 V
= 5 V
= 3 V
= 3 V
= 5 V ± 10%
= 3 V ± 10%
A
A
DD
DD
DD
DD
DD
= No Connect
= No Connect
, V
, V
, Wiper = No Connect
or V
or V
Rev. E | Page 6 of 32
W
W
H
H
H
B
B
A
A
A
= 0 V, SHDN = 0
= 0 V, SHDN = 0, V
= V
= V
= 25°C
= −40°C to +85°C
≤ +125°C, unless otherwise noted.
IL
IL
DD
= 0 V
= 0 V, V
DD
DD
DD
= 5 V
DD
/R
/R
AB
AB
= 5 V
DD
DD
= 5.5 V
= 5.5 V
AB
DD
= V
= 5 V
DD
, T
A
= 25°C
H
H
Min
−1
−2
35
70
8
−4
−1
−1
−1.5
−1
0
0
2.4
2.1
V
2.7
DD
− 0.1
Typ
±1/4
±1/2
50
100
500
50
200
0.2
±1
±1/4
±1/4
±1/2
15
−0.25
+0.1
15
80
0.01
100
5
0.01
0.9
0.0002
0.006
1
Max
+1
+2
65
130
100
1
+4
+1
+1
+1.5
0
+1
V
5
200
0.8
0.6
0.4
±1
5.5
5
4
27.5
0.001
0.03
DD
Unit
LSB
LSB
ppm/°C
Ω
Ω
%
Bits
LSB
LSB
LSB
LSB
ppm/°C
LSB
LSB
V
pF
pF
μA
Ω
V
V
V
V
V
V
μA
pF
V
μA
mA
μW
%/%
%/%

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