Datasheet

AD5243/AD5248 Data Sheet
Rev. B | Page 10 of 20
–30
–20
–10
0
10
20
POTENTIOMETER MODE TEMPCO (ppm/°C)
30
40
50
1289632 640 160 192 224 256
CODE (DECIMAL)
04109-0-042
R
AB
= 10kΩ
V
DD
= 2.7V
T
A
= –40°C TO +85°C, –40°C TO +125°C
V
DD
= 5.5V
T
A
= –40°C TO +85°C, –40°C TO +125°C
Figure 18. Potentiometer Mode Tempco ΔV
WB
/ΔT vs. Code
–60
–54
–48
–42
–36
–30
–24
–18
–12
–6
0
GAIN (dB)
FREQUENCY (Hz)
10k 1M100k 10M
04109-0-043
0x80
0x40
0x20
0x10
0x08
0x04
0x010x02
Figure 19. Gain vs. Frequency vs. Code, R
AB
= 2.5 kΩ
–60
–54
–48
–42
–36
–30
–24
–18
–12
–6
0
GAIN (dB)
FREQUENCY (Hz)
1k 100k10k 1M
04109-0-044
0x80
0x40
0x20
0x10
0x08
0x04
0x01
0x02
Figure 20. Gain vs. Frequency vs. Code, R
AB
= 10 kΩ
–60
–54
–48
–42
–36
–30
–24
–18
–12
–6
0
GAIN (dB)
FREQUENCY (Hz)
1k 100k10k 1M
04109-0-045
0x80
0x40
0x20
0x10
0x08
0x04
0x01
0x02
Figure 21. Gain vs. Frequency vs. Code, R
AB
= 50 kΩ
–60
–54
–48
–42
–36
–30
–24
–18
–12
–6
0
GAIN (dB)
FREQUENCY (Hz)
1k 100k10k 1M
04109-0-046
0x80
0x40
0x20
0x10
0x08
0x04
0x01
0x02
Figure 22. Gain vs. Frequency vs. Code, R
AB
= 100 kΩ
–60
–54
–48
–42
–36
–30
–24
–18
–12
–6
0
GAIN (dB)
FREQUENCY (Hz)
10k1k 100k 1M 10M
04109-0-047
100kΩ
60kHz
50kΩ
120kHz
10kΩ
570kHz
2.5kΩ
2.2MHz
Figure 23. –3 dB Bandwidth at Code = 0x80