AD7376AN50 AD [Analog Devices], AD7376AN50 Datasheet - Page 5

• Manufacturer Part Number: AD7376AN50
• Description: +-15 V Operation Digital Potentiometer
• Manufacturer: AD [Analog Devices]

Figure 14. 10 k Gain vs. Frequency
vs. Code
Figure 17. 50 k Gain vs. Frequency
vs. Code
REV. 0
–0.05
–0.10
–0.15
–0.20
–0.25
Figure 11. Potentiometer Divider
Nonlinearity Error vs. Code
–42
0.25
0.20
0.15
0.10
0.05
–12
–18
–24
–30
–36
–48
–12
–18
–24
–30
–36
–42
–48
–54
–6
–6
0
0
0
1k
1k
0
A
B
AMP = 50mV
V
V
R
A
B
V
V
V
V
R
DD
SS
L
16
DD
SS
A
B
AB
= 1M
= –15V
= +2.5V
= 0V
= +15V
= –15V
= +15V
= 50k
CODE = 7F
CODE = 40
CODE = 20
CODE = 10
CODE = 08
CODE = 04
CODE = 02
CODE = 01
CODE = 00
W
32
10k
10k
FREQUENCY – Hz
FREQUENCY – Hz
OP275
T
CODE – Decimal
CODE = 40
CODE = 7F
A
48
OP275
= +25 C
T
T
H
H
H
H
H
H
H
H
A
H
A
64
= –55 C
= +85 C
20
08
10
04
02
01
H
H
H
H
H
H
H
H
100k
R
80
V
V
V
100k
AB
DD
SS
AMPL
R
AB
= –15V
= +15V
= 10k
128kHz
96
= 50mVrms
= 50k
112
1M
1M
128
Figure 15. 1 M Gain vs. Frequency
vs. Code
Figure 18. Large Signal Settling Time
–0.05
–0.10
–0.15
–0.20
–0.25
Figure 12. Potentiometer Divider
Differential Nonlinearity Error
vs. Code
12
–42
0.25
0.20
0.15
0.10
0.05
–12
–24
–30
–36
–48
0
5
–18
0
–6
0
0
100
5V
0
A
B
V
V
V
V
R
A2
DD
SS
A
B
AB
16
= +2.5V
= 0V
= –15V
= +15V
= 50k
W
5V
1.6 V
CODE = 7F
CODE = 20
CODE = 10
CODE = 08
CODE = 04
CODE = 02
CODE = 01
CODE = 40
32
OP275
CODE = 3F
V
V
f = 1 MHz
FREQUENCY – Hz
1k
A
B
CODE – Decimal
2 S/DIV
48
= 12V
= 0V
–5–
B
L w
DLY
H
H
H
H
H
H
H
H
64
V
V
V
R
DD
SS
AMPL
AB
H
= –15V
= +15V
= 1M
27.08
80
= 50mVrms
10k
R
AB
H
V
V
O
DD
SS
96
= 1M
2 s
s
= –15V
= +15V
112
100k
128
Figure 16. Midscale Transition Glitch
Figure 19. Total Harmonic Distortion
Plus Noise vs. Frequency
Figure 13. R
Tempco
–10
0.0005
40
35
30
25
20
15
10
–5
0.010
0.001
5
0
1.0
0.1
0
50m
10
16
NON-INVERTING
MODE TEST
CKT FIG 36
NON-INVERTING
MODE TEST
CKT FIG 35
CODE = 3F
V
V
f = 100 kHz
32
A
B
100
= 2.5V
= 0V
WB
CODE – Decimal
5 S/DIV
48
B
L w
FREQUENCY – Hz
/ T Rheostat Mode
H
64
1k
40
V
V
R
AD7376
259.8
DD
SS
AB
V
V
V
CODE = 40
R
80
H
V
V
DD
SS
A
AB
DD
SS
= +15V
= –15V
= 50k
=
H
= +15V
= –15V
3F
= 50k
O
= —15V
10k
96
= +15V
5 s
10V p–p
H
s
112
H
128
200k