Datasheet

REV. A–12–
AD5582/AD5583
CODE (Decimal)
1.0
0 512 1024 2048 4096
INL (LSB)
0.2
–0.4
–1.0
1536 2560
0.4
0
–0.6
V
DD
= 5V
V
SS
= 5V
V
REFH
= 4V
V
REFL
= 0V
3584
0.8
–0.8
3072
0.6
–0.2
R
L
= NO LOAD
R
L
= 260
R
L
= 390
R
L
= 790
RESISTIVE LOAD R
L
IS BETWEEN
V
OUT
AND GND
TPC 7. AD5582 INL at Various Resistive Loads
CODE (Decimal)
0.5
0 512 1024 2048 4096
DNL (LSB)
0.1
–0.2
–0.5
1536 2560
0.2
0
–0.3
V
DD
= 5V
V
SS
= 5V
V
REFH
= 4V
V
REFL
= 0V
3584
0.4
–0.4
3072
0.3
–0.1
RESISTIVE LOAD R
L
IS BETWEEN
V
OUT
AND GND
R
L
= NO LOAD
R
L
= 260
TPC 8. AD5582 DNL at Various Resistive Loads
R
L
()
0
100 1k 100k
GAIN ERROR (LSB)
–10
–16
–12
10k
–14
–8
RESISTIVE LOAD R
L
IS BETWEEN
V
OUT
AND GND
–4
–6
–2
V
DD
= +5V OR +15V
V
SS
= –5V OR 0V
V
REFH
= +4V
V
REFL
= 0V
V
DD
= +15V
V
SS
= 0V
V
REFH
= +10V
V
REFL
= 0V
TPC 9. AD5582 Gain Error vs. Resistive Load
R
L
_PU ()
40
100 1k 1M
ERROR (LSB)
–10
–40
–20
10k
–30
0
PULL-UP RESISTIVE LOAD R
L
IS BETWEEN V
DD
AND V
OUT
20
10
30
100k
ZERO
SCALE
ERROR
V
REFL
= V
SS
V
REFL
> V
SS
GAIN
ERROR
GAIN
ERROR
ZERO
SCALE
ERROR
TPC 10. AD5582 Gain and Zero-Scale Error vs.
Pull-Up Resistive Loads
V
REFH
– V
REFL
(V)
5.0
02 12
LINEARITY ERROR (LSB)
2.5
0
1.5
6
0.5
3.0
4.0
3.5
4.5
10
INL
84
2.0
1.0
DNL
TPC 11. AD5582 Linearity Errors vs. Differential
Reference Ranges
V
DD
(V)
2.00
02 16
I
DD
(mA)
1.75
1.50
1.65
6
1.55
1.80
1.90
1.85
1.95
1284
1.70
1.60
1410
V
SS
= 0V
V
REFH
= +4V
V
REFL
= 0V
V
DD
= +5V
V
SS
= –5V
V
REFH
= +4V
TPC 12. AD5582 Supply Current vs. Supply Voltage