Datasheet

AD5544/AD5554 Data Sheet
Rev. G | Page 10 of 24
TYPICAL PERFORMANCE CHARACTERISTICS
0.10
0
–0.05
–0.10
–0.15
–0.20
–0.25
–0.30
–0.35
–0.40
0 10,000
30,000 50,000
70,000
00943-006
DNL ERROR (LSB)
CODE
0.05
20,000 40,000
60,000
Figure 7. AD5544 DNL vs. Code, T
A
= 25°C
0.20
0.15
0.10
0.05
0
–0.05
–0.10
–0.15
–0.20
0 4000 10,000
14,000 18,000
00943-007
INL ERROR (LSB)
CODE
8000
12,000 16,000
2000 6000
Figure 8. AD5554 INL vs. Code, T
A
= 25°C
0.10
0.05
0
–0.05
–0.10
–0.15
0 4000
10,000 14,000 18,000
00943-008
DNL ERROR (LSB)
CODE
8000 12,000 16,000
2000 6000
Figure 9. AD5554 DNL vs. Code, T
A
= 25°C
–1.5
–1.0
–0.5
0
0.5
1.0
1.5
–2000
–1500
–1000
–500 0 500 1000 1500 2000
0xF000
0x8000
0x7FFF
0x0FFF
00943-009
OFFSET VOLTAGE (µ
V)
INL (LSB)
V
DD
= 5V
V
REF
= 10V
Figure 10. AD5544 Integral Nonlinearity Error vs. Op Amp Offset
–1.00
–0.75
–0.50
–0.25
0
0.50
0.25
0.75
1.00
–1000 –750 –500 –250 0
250 500
750 1000
0xF000
0x8000
0x0FFF
00943-0 1
1
OP AMP OFFSET (
µV)
DNL (LSB)
V
DD
= 5V
V
REF
= 10V
Figure 11. AD5544 Differential Nonlinearity Error vs. Op Amp Offset
–1500 –1000 –500 0 500 1000 1500
–20
–15
–10
–5
0
5
10
00943-013
OP AMP OFFSET (µV)
GAIN ERROR (LSB)
V
DD
= 5V
V
REF
= 10V
Figure 12. AD5544 Gain Error vs. Op Amp Offset