Datasheet

200
150
100
50
0
-50
-100
-150
-200
1800
1900
300 600 900 1200 15000
Drift(ppm)
Time(Hours)
20UnitsShown
Average
40
30
20
10
0
0.5
1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
Typ:1.2ppm/
°C
Max:3ppm/°C
Population(%)
TemperatureDrift(ppm/°C)
V (5 V/div)m
NOISE
Time(2s/div)
12 V(peak-to-peak)m
300
250
200
150
0
1M100 1k 10k 100k10
V (nV/ )Ö
N
Hz
Frequency(Hz)
ReferenceUnbuffered
C =0 F
REF
m
100
50
C =4.8 F
REF
m
DAC7568
DAC8168
DAC8568
www.ti.com SBAS430D –JANUARY 2009–REVISED MAY 2012
TYPICAL CHARACTERISTICS: Internal Reference (continued)
At T
A
= +25°C, unless otherwise noted.
REFERENCE OUTPUT TEMPERATURE DRIFT LONG-TERM
(0°C to +125°C, Grades C and D) STABILITY/DRIFT
(1)
Figure 6. Figure 7.
INTERNAL REFERENCE NOISE DENSITY
INTERNAL REFERENCE NOISE
vs
FREQUENCY 0.1Hz TO 10Hz
Figure 8. Figure 9.
(1) See the Application Information section of this data sheet for more details.
Copyright © 2009–2012, Texas Instruments Incorporated Submit Documentation Feedback 9
Product Folder Link(s): DAC7568 DAC8168 DAC8568