DAC7802K Burr-Brown Corporation, DAC7802K Datasheet - Page 12

• Manufacturer Part Number: DAC7802K
• Description: Dual Monolithic CMOS 12-Bit Multiplying DIGITAL-TO-ANALOG CONVERTERS
• Manufacturer: Burr-Brown Corporation

FIGURE 8. 13-Bit Bipolar DAC.
FIGURE 9. Digitally Programmable Universal Active Filter.
Filter Input
1/2 DAC780X
Gain Adjust
V
REF 3
DAC 3
R = 50k
C = 1000pF ±0.5%
+10V
®
1µF
C
DAC7800, 01, 02
D
f
C
±0.5%
Adjust
DGND
V
DD
I
AGND 3
OUT 3
+5V
DAC780X
DAC A
DAC B
V
V
V
12
REF 2
DAC780X
3
DAC 2
REF 1
DAC 1
REF B
V
REF A
2
6
R
REF102
+15V
2
4
R
I
R
I
AGND A
AGND B
OUT A
OUT B
FB A
FB B
I
I
AGND 2
AGND 1
OUT 2
OUT 1
High-Pass Out
R
R
DAC7802 has a single analog common, AGND.
A1 OPA602 or 1/2 OPA2107.
R
C
10pF
C
10pF
1
2
12
13
8
A1
A2
Band-Pass
C
Out
3
2
7
11
14
R
R
R
1
C
1/2 DAC780X
V
R
REF 4
DAC 4
Q Adjust
Low-Pass
INA105
Out
1
4
5
R
6
FB 4
UAF 42
I
±10V
13 Bits
AGND 4
OUT 4
6