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DAC10GX View Datasheet(PDF) - Analog Devices

Part Name
Description
Manufacturer
DAC10GX Datasheet PDF : 10 Pages
1 2 3 4 5 6 7 8 9 10
DAC10
–VREF
RREF 16
R17 17
DAC10
4
IO
2
IO
IFS
–VREF
RREF
؋
2
NOTE: RREF SETS IFS; R17 IS FOR BIAS
CURRENT CANCELLATION
Figure 9. Basic Negative Reference Operation
VREF
+10V
LOW T.C.
4.5k
39k
16
IREF(+) 2mA
10k
POT
1V 17
APPROXIMATELY
5k
DAC10
Figure 10. Recommended Full-Scale Adjustment Circuit
MSB
LSB
B1 B2 B3 B4 B5 B6 B7 B8 B9 B10
EO
IREF = 16
2.000mA
DAC10
IO 4 1.25k
1.25k
IO 2
EO
FULL RANGE
HALF-SCALE +LSB
HALF-SCALE
HALF-SCALE –LSB
HALF-SCALE +LSB
ZERO SCALE +LSB
B1 B2 B3 B4 B5 B6 B7 B8 B9 B10
1 111 1 1 1 111
1 000 0 0 0 001
1 000 0 0 0 000
0 111 1 1 1 111
0 000 0 0 0 001
0 000 0 0 0 000
IOmA
3.996
2.004
2.000
1.996
0.004
0.000
IOmA
0.000
1.992
1.996
2.000
3.992
3.996
EO
–4.995
–2.505
–2.500
–2.495
–0.005
0.000
EO
–0.000
–2.490
–2.495
–2.500
–4.990
–4.995
Figure 11. Basic Unipolar Negative Operation
MSB
+5V
LSB
B1 B2 B3 B4 B5 B6 B7 B8 B9 B10
IREF (+) = 16
2.000mA
DAC10
IO 4 EO
IO 2
EO
2.5k
2.5k
B1 B2 B3 B4 B5 B6 B7 B8 B9 B10
POSITIVE FULL RANGE
1 111 11 1 1 11
POSITIVE FULL RANGE –LSB 1 1 1 1 1 1 1 1 1 0
ZERO-SCALE +LSB
1 000 00 0 0 01
ZERO-SCALE
1 000 00 0 0 00
ZERO-SCALE –LSB
1 111 11 1 1 11
NEGATIVE FULL-SCALE +LSB 0 0 0 0 0 0 0 0 0 1
NEGATIVE FULL-SCALE
0 000 00 0 0 00
EO
–4.990
–4.980
–0.010
0.000
+0.010
+4.990
+5.000
EO
+5.000
+4.990
+0.020
+0.010
0.000
–4.980
–4.990
Figure 12. Basic Bipolar Output Operation
+15V
2
VIN
VO 6
REF01
5k
MSB
LSB
B1 B2 B3 B4 B5 B6 B7 B8 B9 B10
5.000
k
5k
DAC10
CC
IO 4
VLC
IO 2
GND
4
V+
V–
2.5k
+15V
–15V
B1 B2 B3 B4 B5 B6 B7 B8 B9 B10
POSITIVE FULL RANGE
1 1 11 1 11 1 11
EO ZERO-SCALE
1 0 00 0 00 0 00
NEGATIVE FULL-SCALE +LSB 0 0 0 0 0 0 0 0 0 1
NEGATIVE FULL-SCALE
0 0 00 0 00 0 00
EO
+4.990
0.00
–4.990
–5.000
Figure 13. Offset Binary Operation
–6–
REV. D
 

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