Datasheet

AD7376
Rev. D | Page 10 of 20
–40
01119-012
TOTAL RESISTANCE, R
AB
(kΩ)
–20 0 20 40 60 80 100 120
120
100
80
60
40
20
0
TEMPERATURE (°C)
10kΩ
50kΩ
100kΩ
V
DD
/V
SS
= ±15V
Figure 12. Total Resistance vs. Temperature
350
0
–40
01119-013
TEMPERATURE (°C)
WIPER RESISTANCE R
W
(Ω)
–20 0 20 40 60 80 100 120
300
250
200
150
100
50
R
W
@ V
DD
/V
SS
= ±15V
R
W
@ V
DD
/V
SS
= ±5V
Figure 13. Wiper Contact Resistance vs. Temperature
10kΩ
50kΩ
100kΩ
V
DD
/V
SS
= ±15V
01119-014
120
–40
–20
0
20
40
60
80
100
POTENTIOMETER MODE TEMPCO (ppm/°C)
CODE (Decimal)
0 12816 32 48 64 80 96 112
Figure 14. (ΔR
WB
/R
WB
)/ΔT Rheostat Mode Tempco
V
DD
/V
SS
= ±15V
10kΩ
50kΩ
100kΩ
01119-015
CODE (Decimal)
0 12816 32 48 64 80 96 112
120
–40
–20
0
20
40
60
80
100
RHEOSTAT MODE TEMPCO (ppm/°C)
Figure 15. (ΔV
WB
/V
WB
)/ΔT Potentiometer Mode Tempco
0
–60
1k
1M
01119-016
10k 100k
–6
–12
–18
–24
–30
–36
–42
–48
–54
(dB)
(Hz)
0x40
0x20
0x10
0x08
0x04
0x02
0x01
Figure 16. 10 kΩ Gain vs. Frequency vs. Code
0
–60
1k
1M
01119-017
10k 100k
–6
–12
–18
–24
–30
–36
–42
–48
–54
(dB)
(Hz)
0x40
0x20
0x10
0x08
0x04
0x02
0x01
Figure 17. 50 kΩ Gain vs. Frequency vs. Code