AD5247 查看數據表（PDF） - Analog Devices
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AD5247 Datasheet PDF : 20 Pages
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30
25
VDD = 2.7V
RAB = 10kΩ
20
15
TA = –40°C TO +85°C
10
5
0
–5
TA = –40°C TO +125°C
–10
0
16
32
48
64
80
96 112 128
CODE (Decimal)
Figure 14. Potentiometer Mode Tempco ∆VWB/∆T vs. Code
0
0x40
–6
0x20
–12
0x10
–18
0x08
–24
0x04
–30
0x02
–36
0x01
–42
–48
–54
–60
1k
10k
100k
1M
10M
FREQUENCY (Hz)
Figure 15. Gain vs. Frequency vs. Code, RAB = 5 kΩ
0
0x40
–6
0x20
–12
–18
0x10
0x08
–24
0x04
–30
0x02
–36
0x01
–42
–48
–54
–60
1k
10k
100k
1M
10M
FREQUENCY (Hz)
Figure 16. Gain vs. Frequency vs. Code, RAB = 10 kΩ
AD5247
0
0x40
–6
0x20
–12
–18
0x10
0x08
–24
0x04
–30
0x02
–36
0x01
–42
–48
–54
–60
1k
10k
100k
1M
10M
FREQUENCY (Hz)
Figure 17. Gain vs. Frequency vs. Code, RAB = 50 kΩ
0
–6
–12
–18
–24
–30
–36
–42
–48
–54
–60
1k
0x40
0x20
0x10
0x08
0x04
0x02
0x01
10k
100k
1M
10M
FREQUENCY (Hz)
Figure 18. Gain vs. Frequency vs. Code, RAB = 100 kΩ
0
–6
5kΩ
–12
10kΩ
–18
100kΩ
–24
50kΩ
–30
–36
–42
–48
–54
–60
1k
10k
100k
1M
10M
FREQUENCY (Hz)
Figure 19. –3 dB Bandwidth @ Code = 0x80
Rev. 0 | Page 9 of 20
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