ad7376 Analog Devices, Inc., ad7376 Datasheet - Page 10

• Manufacturer Part Number: ad7376
• Description: +30 V/?15 V Operation 128-position Digital Potentiometer
• Manufacturer: Analog Devices, Inc.

AD7376
120
100
–20
–40
80
60
40
20
120
100
350
300
250
200
150
100
0
80
60
40
20
50
0
0
–40
–40
0
Figure 13. Wiper Contact Resistance vs. Temperature
Figure 14. (ΔR
Figure 12. Total Resistance vs. Temperature
16
–20
–20
100kΩ
32
0
0
50kΩ
10kΩ
WB
/R
R
W
WB
48
TEMPERATURE (°C)
TEMPERATURE (°C)
20
20
CODE (Decimal)
@ V
R
)/ΔT Rheostat Mode Tempco
W
@ V
DD
100kΩ
50kΩ
10kΩ
40
/V
40
64
DD
SS
/V
= ±5V
SS
60
60
80
= ±15V
80
80
V
96
V
DD
DD
/V
/V
SS
100
100
SS
112
= ±15V
= ±15V
120
120
128
Rev. B | Page 10 of 20
120
100
–20
–40
–12
–18
–24
–30
–36
–42
–48
–54
–60
–12
–18
–24
–30
–36
–42
–48
–54
–60
80
60
40
20
–6
–6
0
0
0
Figure 15. (ΔV
0
1k
1k
0x40
0x20
0x10
0x08
0x04
0x02
0x01
0x40
0x20
0x10
0x08
0x04
0x02
0x01
Figure 16. 10 kΩ Gain vs. Frequency vs. Code
Figure 17. 50 kΩ Gain vs. Frequency vs. Code
16
100kΩ
50kΩ
10kΩ
32
WB
/V
WB
10k
10k
)/ΔT Potentiometer Mode Tempco
48
CODE (Decimal)
(Hz)
(Hz)
64
80
100k
100k
V
96
DD
/V
SS
112
= ±15V
128
1M
1M