AD8402AR100 Analog Devices Inc, AD8402AR100 Datasheet - Page 14
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AD8402AR100
Manufacturer Part Number
AD8402AR100
Description
IC DGTL POT 8BIT 100K 2CH 14SOIC
Manufacturer
Analog Devices Inc
Datasheet
1.AD8400ARZ1.pdf
(32 pages)
Specifications of AD8402AR100
Mounting Type
Surface Mount
Package / Case
14-SOIC (3.9mm Width), 14-SOL
Rohs Status
RoHS non-compliant
Taps
256
Resistance (ohms)
100K
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
Resistance In Ohms
100K
Peak Reflow Compatible (260 C)
No
Leaded Process Compatible
No
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AD8402AR100
Manufacturer:
AD
Quantity:
5 510
AD8400/AD8402/AD8403
TYPICAL PERFORMANCE CHARACTERISTICS
Figure 11. Resistance Step Position Nonlinearity Error vs. Code
–0.5
–1.0
1.0
0.5
10
8
6
4
2
0
0
5
4
3
2
1
0
Figure 10. Resistance Linearity vs. Conduction Current
0
0
Figure 9. Wiper to End Terminal Resistance vs. Code
0
32
32
1
80
V
R
DD
R
AB
H
WB
40
64
64
DIGITAL INPUT CODE (Decimal)
= 3V OR 5V
= 10kΩ
H
T
2
A
FF
= –40°C
I
H
96
96
WB
CODE (Decimal)
20
CURRENT (mA)
H
3
128
05
128
H
CODE = 10
4
T
160
160
A
T
A
= +85°C
= +25°C
H
5
192
192
R
WA
T
V
V
A
DD
DD
224
224
= 25°C
6
= 5V
= 5V
256
256
7
Rev. E | Page 14 of 32
–0.5
–1.0
Figure 13. Potentiometer Divider Nonlinearity Error vs. Code
1.0
0.5
60
48
36
24
12
60
48
36
24
12
0
0
0
Figure 12. 10 kΩ Wiper-Contact-Resistance Histogram
Figure 14. 50 kΩ Wiper-Contact-Resistance Histogram
0
40.0 42.5
SS = 184 UNITS
V
T
35
SS = 1205 UNITS
V
T
DD
A
A
DD
= 25°C
= 25°C
32
= 4.5V
= 4.5V
37
45.0 47.5 50.0 52.5 55.0 57.5 60.0 62.5
39
64
DIGITAL INPUT CODE (Decimal)
T
A
= +25°C
41
WIPER RESISTANCE (Ω)
WIPER RESISTANCE (Ω)
96
43
T
128
T
A
45
A
= +85°C
= –40°C
47
160
49
192
51
V
DD
224
53
= 5V
65.0
55
256