®
®
DAC-HP16
CODING TABLES
Table 1. Bipolar Output — Complementary Offset Binary
INPUT CODE
SCALE
LSB
0000
1111
1111
1111
1111
1111
0000
1111
1111
1111
1111
1111
0000
1111
1111
1111
1110
1111
+FS – 1LSB
+1/2FS
0
–1/2FS
–FS + 1LSB
–FS
OUTPUT
VOLTAGE
+4.99985V
+2.50000
0.00000
–2.50000
–4.99985
–5.00000V
OUTPUT
VOLTAGE
SUFFIX "-1"
+9.99969V
+5.00000
0.00000
–5.00000
–9.99969
–10.00000V
MSB
0000
0011
0111
1011
1111
1111
Table 2. Unipolar Output — Complementary Binary
INPUT CODE
MSB
0000
0011
0111
1011
1111
1111
0000
1111
1111
1111
1111
1111
0000
1111
1111
1111
1111
1111
LSB
0000
1111
1111
1111
1110
1111
+FS – 1LSB
+3/4FS
+1/2FS
+1/4FS
+1LSB
0
SCALE
OUTPUT
VOLTAGE
+9.99985V
+7.50000
+5.00000
+2.50000
+153µV
0
CONNECTION DIAGRAMS
17
18
DAC-HP16B
OUTPUT (0 TO +10V)
+15V
17
18
DAC-HP16B
OUTPUT (±5V)
ZERO
ADUST
2.2MΩ
ZERO
ADUST
2.2MΩ
+15V
21
510kΩ
22
0.01µF
50kΩ
50kΩ
GAIN
ADUST
–15V
21
510kΩ
22
0.01µF
50kΩ
50kΩ
GAIN
ADUST
–15V
Figure 3. Unipolar Operations
Figure 4. Bipolar Operations
21 SUMMING JUNCTION
5kΩ*
FULL SCALE
I
OUT
= 2mA
I
OUT
6.4kΩ
18 BIPOLAR OFFSET
24 REFERENCE OUT
6.4V
REF.
20 GROUND
* 10k FOR -1 MODELS
17 OUTPUT
5kΩ
Figure 5. Output Circuit