
13
LTC1821
Figure 3. Driving AGNDF and AGNDS with a Force/Sense Amplifier
APPLICATIONS INFORMATION
WU
U
15V
0.1
F
0.1
F
–15V
1000pF
VCC
LTC1821
RFB
ROFS
5V
10
9
2
R1
RCOM
8
REF
11
12
0.1
F
14
22pF
VOUT =
0V TO –10V
VOUT
1821 F03
–
+
–
+
LT1001
ALTERNATE AMPLIFIER FOR OPTIMUM SETTLING TIME PERFORMANCE
16-BIT DAC
R1
R2
IOUT
25 TO 36,
3 TO 6
16
DATA
INPUTS
LD
WR
CLR
19
DGND
13
20
V–
V+ 15
3
6
17
16
ERA82.004
2
LT1236A-10
2
6 10V
15V
4
LD
24
23
718
WR
CLR DNC* DNC*
19
DNC*
21
NC
AGNDF
AGNDS
22
–
+
LT1468
3
ERA82.004
2
200
200
*DO NOT CONNECT
AGNDS
AGNDF