HI20201 Просмотр технического описания (PDF) - Intersil
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HI20201 Datasheet PDF : 11 Pages
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HI20201
Test Circuits
a
-0.89V
-0.89V
I2
S11
b
-1.75V
a S1 1
b
a S2 2
b
a S3 3
b
a S4 4
b
a S5 5
b
a S6 6
b
a S7 7
b
a S8 8
b
a S9 9
b
a S10 10
b
-0.89V OR 11
-1.75V
12
a S14 I3
b
a S15 I4
b
-1.75V
a S12 13
b
a S13 14
b
28
27
26
a
S20 b
S16 a I1
a I6
b
b
25
5.2V
24
23
22
21
S19
20
a
b
1mA
19
V1
18
17
S17
16
a I5 S18 a
b
b
15
5.2V
4.56V
FIGURE 9. CURRENT CONSUMPTION, INPUT CURRENT AND OUTPUT RESISTANCE
“1”
S1 1
28
S2
“0”
2
27
0.89V 1.75V
S3
3
26
S4 4
25
S5 5
24
10-BIT
S6 6
23
DATA
S7
7
22
S8 8
21
S9
9
20
S10 10
19
11
18
12
17
1.3V
13
16
1 SHOT
14
15
CLK
†Adjust so that the full scale of DC voltage at pin 20 becomes
1.023V, that is, to satisfy VO - V1023 = 1.023V.
†
10K
5.2V
LINEARITY ERRORS ARE MEASURED AS FOLLOWS
S1 S2 S3 • • • • S9 S10 D/A OUT
0
0
0 •••• 0
0
V0
0
0
0 •••• 0
1
V1
0
0
0 •••• 1
0
V2
•••
•••
1
1
1 •••• 1
1
V1023
INTEGRAL
LINEARITY ERROR
DIFFERENTIAL
LINEARITY ERROR
D/A
OUT
V0
5.2V
V0
V1
V2
V4
V8
V16
V32
V64
V128
V192
•••
V960
V1023
V1 - V0
V2 - V1
V4 - V3
V8 - V7
V16 - V15
V32 - V31
V64 - V63
V128 - V127
V192 - V191
•••
V960 - V959
Error at individual measurement points are calculated
according to the following definition.
(V1023 - V0)/1023 = V0(FS)/1023 ≡ 1 LSB.
FIGURE 10. DIFFERENTIAL LINEARITY ERROR AND LINEARITY ERROR
10-1204
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