Datasheet

Data Sheet AD5697R
Rev. 0 | Page 9 of 28
TYPICAL PERFORMANCE CHARACTERISTICS
Figure 5. Internal Reference Voltage vs. Temperature
Figure 6. Reference Output Temperature Drift Histogram
Figure 7. Reference Long-Term Stability/Drift
Figure 8. Internal Reference Noise Spectral Density vs. Frequency
Figure 9. Internal Reference Noise, 0.1 Hz to 10 Hz
Figure 10. Internal Reference Voltage vs. Load Current
–40 –20 0 20 40 60 80 100 120
V
REF
(V)
TEMPERATURE (°C)
DEVICE 1
DEVICE 2
DEVICE 3
DEVICE 4
DEVICE 5
2.4980
2.4985
2.4990
2.4995
2.5000
2.5005
2.5010
2.5015
2.5020
V
DD
= 5V
11253-005
90
0
10
20
30
40
50
60
70
80
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
NUMBER OF UNITS
TEMPERATURE DRIFT (ppm/°C)
V
DD
= 5V
11253-007
60
0
10
20
30
40
50
2.498 2.499 2.500 2.501 2.502
HITS
V
REF
(V)
0 HOUR
168 HOURS
500 HOURS
1000 HOURS
V
DD
= 5.5V
11253-008
1600
0
200
400
600
800
1000
1200
1400
10 100 1k 10k 100k 1M
NSD (nV/ Hz)
FREQUENCY (MHz)
V
DD
= 5V
T
A
= 25°C
11253-009
CH1 10µV M1.0s A CH1 160mV
1
T
V
DD
= 5V
T
A
= 25°C
11253-010
2.5000
2.4999
2.4998
2.4997
2.4996
2.4995
2.4994
2.4993
–0.005 –0.003 –0.001 0.001 0.003 0.005
V
REF
(V)
I
LOAD
(A)
V
DD
= 5V
T
A
= 25°C
11253-011