AD8403AN1 데이터 시트보기 (PDF) - Analog Devices
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AD8403AN1 Datasheet PDF : 32 Pages
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60
SS = 184 UNITS
VDD = 4.5V
TA = 25°C
48
36
24
12
0
40.0 42.5 45.0 47.5 50.0 52.5 55.0 57.5 60.0 62.5 65.0
WIPER RESISTANCE (Ω)
Figure 15. 100 kΩ Wiper-Contact-Resistance Histogram
10
RAB (END-TO-END)
8
6
4
RWB (WIPER-TO-END)
CODE = 80H
2
RAB = 10kΩ
0
–75 –50 –25
0
25
50
75 100 125
TEMPERATURE (°C)
Figure 16. Nominal Resistance vs. Temperature
70
VDD = 5V
60
TA = –40°C/+85°C
VA = 2V
VB = 0V
50
40
30
20
10
0
–10
0
32
64
96 128 160 192 224 256
CODE (Decimal)
Figure 17. ΔVWB/ΔT Potentiometer Mode Tempco
AD8400/AD8402/AD8403
700
VDD = 5V
600
TA = –40°C/+85°C
VA = NO CONNECT
RWB MEASURED
500
400
300
200
100
0
–100
0
32
64
96 128 160 192 224 256
CODE (Decimal)
Figure 18. ΔRWB/ΔT Rheostat Mode Tempco
20mV
RW
(20mV/DIV)
CS
(5V/DIV)
5V
500ns
TIME 500ns/DIV
Figure 19. One Position Step Change at Half-Scale (Code 7FH to 80H)
6
CODE = FF
0
80
–6
40
–12
20
–18
10
–24
08
–30
04
–36
02
–42
01
–48
TA = 25°C
–54
10
100
1k
10k
100k
1M
FREQUENCY (Hz)
Figure 20. 10 kΩ Gain vs. Frequency vs. Code
(See Figure 43)
Rev. E | Page 15 of 32
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