AD5273
500
VDD = 5.5V
400
TA = 25؇C
300
1k⍀
200
10k⍀
100
0
–100
50k⍀
100k⍀
–200
–300
0
8
16
24
32
40
48
56
64
CODE – Decimal
TPC 13. Rheostat Mode Tempco ⌬RWB/⌬T vs. Code
40
VDD = 5.5V
30
1k⍀
20
10k⍀
10
0
–10
10k⍀
10k⍀
–20
–30
–40
0
8
16
24
32
40
48
56 64
CODE – Decimal
TPC 14. Potentiometer Mode Tempco ⌬VWB/⌬T vs. Code
3FH
0
20H
–6
10H
–12
08H
–18
04H
–24
–30
02H
01H
–36
00H
–42
–48
–54
100
1k
10k
100k
1M
10M
FREQUENCY – Hz
TPC 15. Gain vs. Frequency vs. Code, RAB = 1 k⍀
0
–6
–12
–18
–24
–30
–36
–42
–48
–54
100
3FH
20H
10H
08H
04H
02H
01H
00H
1k
10k
100k
1M
FREQUENCY – Hz
TPC 16. Gain vs. Frequency vs. Code, RAB = 10 k⍀
0
–6
–12
–18
–24
–30
–36
–42
–48
–54
100
3FH
20H
10H
08H
04H
02H
01H
00H
1k
10k
100k
1M
FREQUENCY – Hz
TPC 17. Gain vs. Frequency vs. Code, RAB = 50 k⍀
0
–6
–12
–18
–24
–30
–36
–42
–48
–54
100
3FH
20H
10H
08H
04H
02H
01H
00H
1k
10k
100k
1M
FREQUENCY – Hz
TPC 18. Gain vs. Frequency vs. Code, RAB = 100 k⍀
–8–
REV. 0