Datasheet

DAC8512 — Typical Performance Characteristics
REV. A
–8–
0
5
V
DD
= +5V
T
A
= +25 8 C
R
L
= NO LOAD
OUTPUT VOLTAGE
1mV/DIV
TIME – 10µs/DIV
LD
Figure 15. Fall Time Detail
4.115
4.075
125
4.085
4.080
–25–50
4.095
4.090
4.100
4.105
4.110
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TEMPERATURE – 8C
FULL-SCALE OUTPUT – Volts
V
DD
= +5V
NO LOAD
SS = 300 PCS
AVG – 3σ
AVG + 3σ
AVG
Figure 18. Full-Scale Voltage vs.
Temperature
5
–5
1200
–2
–4
200
–3
0
1
–1
0
2
3
4
1000600 800400
OUTPUT VOLTAGE CHANGE – mV
HOURS OF OPERATION AT +1258C
135 UNITS TESTED
READINGS NORMALIZED
TO ZERO HOUR TIME POINT
AVERAGE
RANGE
Figure 21. Long Term Drift Acceler-
ated by Burn-In
0
5
16µs
V
DD
= +5V
T
A
= +258C
R
L
= NO LOAD
OUTPUT VOLTAGE
1mV/DIV
TIME – 10µs/DIV
LD
Figure 14. Rise Time Detail
60
0
TOTAL UNADJUSTED ERROR – mV
NUMBER OF UNITS
0
10
–12
30
20
40
50
+12+40–4–8 +8
TUE = ∑INL + ZS + FS
SS = 300 UNITS
T
A
= +25
8 C
Figure 17. Total Unadjusted Error
Histogram
10
0.1
0.01
10
100 100k10k1k
1
FREQUENCY – Hz
V
DD
= +5V
T
A
= +258C
DATA = FFF
H
OUTPUT NOISE DENSITY – µV/
√
Hz
Figure 20. Output Voltage Noise vs.
Frequency
2.0
–2.0
4096
–1.0
–1.5
5120
0.0
–0.5
0.5
1.0
1.5
358430722560204815361024
DIGITAL INPUT CODE – Decimal
LINEARITY ERROR – LSB
V
DD
= +5V
T
A
= –408C, +258C, +858C
+258C & +858C
–408C
Figure 16. Linearity Error vs. Digital
Code
3
–1
125
0
–25–50
1
2
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TEMPERATURE – 8C
ZERO-SCALE – mV
DATA = 000
H
NO LOAD
V
DD
= +5.0V
Figure 19. Zero-Scale Voltage vs.
Temperature
4
0
125
1
–25–50
2
3
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TEMPERATURE – 8C
SUPPLY CURRENT – mA
V
LOGIC
= 2.4V
DATA = FFF
H
NO LOAD
V
DD
= +4.75V
V
DD
= +5.25V
V
DD
= +5.0V
Figure 22. Supply Current vs.
Temperature