ADN2850 Analog Devices, Inc., ADN2850 Datasheet - Page 13
ADN2850
Manufacturer Part Number
ADN2850
Description
Nonvolatile Memory, Dual 1024 Position Programmable Resistors
Manufacturer
Analog Devices, Inc.
Datasheet
1.ADN2850.pdf
(20 pages)
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REV. B
–0.2
–0.4
–0.6
–0.2
–0.4
–0.6
–0.8
120
100
–20
–40
–60
–80
TPC 1. R-INL vs. Code, T
TPC 2. R-DNL vs. Code, T
0.4
0.2
1.0
0.8
0.6
0.4
0.2
80
60
40
20
TPC 3. ∆ R
0
0
85 C Overlay, R
0
85 C Overlay, R
0
0
0
250k
128
VERSION
200
200
25k
WB
256
/ ∆ T Rheostat Mode Tempco
VERSION
AB
AB
384
400
400
CODE – Decimal
DIGITAL CODE
DIGITAL CODE
= 25 k Ω
= 25 k Ω
512
A
A
600
=
600
=
640
40 C,
40 C,
V
T
A
DD
= 25 C
768
/V
800
800
SS
= 5.0V/0V
25 C,
896
25 C,
Typical Performance Characteristics–ADN2850
+25 C
–40 C
+85 C
1000
1000
1023
–13–
0.25
0.20
0.15
0.10
0.05
TPC 6. I
0.0E+00
36
34
32
30
28
26
24
22
20
18
16
–1
4
3
2
1
0
–40
0
TPC 5. I
0
TPC 4. Wiper On-Resistance vs. Code
V
R
DD
AR
/V
= 25k
2.0E+06
–20
I
SS
DD
200
SS
DD
= 5V/0V
@ V
vs. Clock Frequency, R
vs. Temperature, R
DD
4.0E+06
0
/V
400
SS
TEMPERATURE – C
MIDSCALE
= 2.7V/0V
FREQUENCY – Hz
20
I
DD
6.0E+06
FULL SCALE
CODE
600
@ V
I
I
SS
DD
DD
40
@ V
@ V
/V
8.0E+06
SS
DD
800
DD
/V
= 2.7V/0V
/V
AB
SS
60
SS
AB
ZERO SCALE
= 5V/0V
= 25 k Ω
= 5V/0V
1.0E+07
1000
= 25 k Ω
80
1.2E+07
1200
100