AD5227 View Datasheet(PDF) - Analog Devices
Part Name
Description
MFG CO.
AD5227 Datasheet PDF : 16 Pages
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AD5227
1
VDD = 5.5V
0.1
–40 –20
0
20
40
60
TEMPERATURE (°C)
80
100
Figure 12. Supply Current vs. Temperature
1
VDD = 5.5V
RAB = 100kΩ
RAB = 50kΩ
RAB = 10kΩ
0.1
–40 –20
0
20
40
60
TEMPERATURE (°C)
80
100
Figure 13. Nominal Resistance vs. Temperature
120
VDD = 2.7V
100
80
60
VDD = 5.5V
40
20
0
–40 –20
0
20
40
60
TEMPERATURE (°C)
80
100
Figure 14. Wiper Resistance vs. Temperature
20
10kΩ
50kΩ
15
100kΩ
VDD = 5.5V
10
5
0
–5
–10
–15
–20
0
8
16
24
32
40
48
56
64
CODE (Decimal)
Figure 15. Rheostat Mode Tempco ΔRWB/ΔT vs. Code
20
10kΩ
50kΩ
15
100kΩ
VDD = 5.5V
10
5
0
–5
–10
–15
–20
0
8
16
24
32
40
48
56
64
CODE (Decimal)
Figure 16. Potentiometer Mode Tempco ΔRWB/ΔT vs. Code
REF LEVEL /DIV
0dB
6.0dB
6
0
–6
–12
–18
–24
–30
–36
32 STEPS
16 STEPS
8 STEPS
4 STEPS
2 STEPS
1 STEP
MARKER 461 441.868Hz
MAG (A/R) –8.957dB
TA = 25°C
VDD = 5.5V
VA = 50mV rms
–42
–48
–54
1k
10k
START 1 000.000Hz
100k
1M
STOP 1 000 000.000Hz
Figure 17. Gain vs. Frequency vs. Code, RAB = 10 kΩ
Rev. B | Page 8 of 16
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