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ManualsBrandsANALOG DEVICES ManualsData collecting ICsData acquisition IC - Digital potentiometer linear Non-permanent SC 70 6
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Data Sheet AD5246
Rev. C | Page 9 of 16
TEMPERATURE (°
C
)
I
DD,
SUPPLY CURRENT (µA)
–40
0.01
0.1
1
10
–25 –10
100
5 20 35 50 65 80 95 110 125
V
DD
= 5.5V
V
DD
= 2.7V
DIGITAL INPUTS = 0V
CODE = 0x40
03875-026
Figure 9. Supply Current vs. Temperature
0
10
20
30
40
50
60
70
80
90
100
1 9 17 25 33 41 49 57 65
73 81 89 97 105 113 121
RTHESOSTAT MODE TEMPCO (ppm/°C)
CODE (Decimal)
5V
2.7V
I
WB
= 200µA
R
AB
= 10kΩ
03875-027
Figure 10. Rheostat Mode Tempco ∆R
WB
/∆T vs. Code
GAIN (dB)
10k
–
6
–12
–18
–24
–30
–36
0
–42
–54
100k 1M 10M
–60
0x40
1k
–48
0x20
0x10
0x08
0x04
0x02
0x01
FREQUENCY (Hz)
03875-028
Figure 11. Gain vs. Frequency vs. Code, R
AB
= 5 kΩ
10k
–6
–12
–18
–24
–30
–36
0
–42
–54
100k 1M 10M
–60
0x40
1k
–48
0x20
0x10
0x08
0x04
0x02
0x01
GAIN (dB)
FREQUENCY (Hz)
03875-029
Figure 12. Gain vs. Frequency vs. Code, R
AB
= 10 kΩ
10k
–6
–12
–18
–24
–30
–36
0
–42
–54
100k 1M 10M
–60
0x40
1k
–48
0x20
0x10
0x08
0x04
0x02
0x01
GAIN (dB)
FREQUENCY (Hz)
03875-030
Figure 13. Gain vs. Frequency vs. Code, R
AB
= 50 kΩ
10k
–6
–12
–18
–24
–30
–36
0
–42
–54
100k 1M 10M
–60
0x40
1k
–48
0x20
0x10
0x08
0x04
0x02
0x01
GAIN (dB)
FREQUENCY (Hz)
03875-031
Figure 14. Gain vs. Frequency vs. Code, R
AB
= 100 kΩ