Datasheet

AD8522
REV. A
–7–
140
120
100
80
60
40
20
0
10 100 1k 10k 100k 1M
FREQUENCY – Hz
POWER SUPPLY REJECTION – dB
V
DD
= +5V ± 200mV
AC
T
A
= +25°C
DATA = FFF
H
#299, DAC A
V
IN
H = +5V
V
IN
L = 0V
Figure 12. Power Supply Rejection
vs. Frequency
40
35
30
25
20
15
10
5
0
543210–1–2–3–4–5
TOTAL UNADJUSTED ERROR – mV
FREQUENCY
TUE = ∑ (INL+ZS+FS)
SSZ = 300 UNITS
V
DD
= +4.5V
T
A
= +25°C
Figure 15. Total Unadjusted Error
Histogram
100
10
1.0
0.1
10 100 100k10k1k
FREQUENCY – Hz
OUTPUT NOISE DENSITY – µV/√Hz
V
DD
= +5V
DATA = FFF
H
T
A
= +25°C
Figure 18. Output Voltage Noise
Density vs. Frequency
V
OUT
100mV/
DIV
LD
TIME – 500ns/DIV
100
90
10
0%
5V
100mV 500ns
T
A
= +25°C
V
DD
= +5V
2048
10
TO 2047
10
Figure 13. Midscale Transition
Performance
4.11
4.105
4.1
4.095
4.09
4.085
4.08
4.075
FULL SCALE VOLTAGE – Volts
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE – °C
AVG +1 σ
AVG
AVG –1 σ
V
DD
= +4.5V
NO LOAD
SSZ = 300 UNITS
Figure 16. Full-Scale Voltage vs.
Temperature
4.095
4.094
4.093
4.092
4.091
4.090
4.089
4.088
4.087
4.086
4.085
4.084
4.096
FULL-SCALE OUTPUT VOLTAGE – Volts
0 100 200 300 400 500 600
HOURS OF OPERATION AT +150°C
AVG +1σ
AVG
AVG –1σ
V
DD
= +4.5V
SSZ = 135 UNITS
DATA = FFF
H
Figure 19. Long Term Drift Acceler-
ated by Burn-In
5V
0V
4V
0V
–SR +SR
OUTPUT INPUT
TIME – 20µs/DIV
100
90
10
0%
V
OUT
RS
T
A
= +25°C
V
DD
= +5V
Figure 14. Large Signal Settling Time
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
ZERO-SCALE VOLTAGE – mV
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE – °C
AVG +1 σ
AVG
AVG –1 σ
V
DD
= +4.5V
NO LOAD
SSZ = 300 UNITS
Figure 17. Zero-Scale Voltage vs.
Temperature
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
4.0
SUPPLY CURRENT – mA
–55 –35 –15 5 25 65 12545 85 105
TEMPERATURE – °C
V
DD
= +5.5V
V
IN
= +2.4V
NO LOAD
V
DD
= +5V
V
DD
= +4.5V
Figure 20. Supply Current vs.
Temperature