Datasheet

LTC1665/LTC1660
14
166560fa
TYPICAL APPLICATIONS
An 8-Channel Bipolar Output Voltage Circuit Configuration
V
OUT D
´
±5V
5V
R
R
166560 TA04
2
15
1
GND
V
OUT A
V
OUT B
V
OUT C
V
OUT D
REF
CS/LD
CLK
3-WIRE
SERIAL
INTERFACE
V
CC
V
OUT H
V
OUT G
V
OUT F
V
OUT E
CLR
D
OUT
D
IN
16
DAC A DAC H
3 14
DAC B DAC G
4 13
DAC C DAC F
5
7
6
8
10
11
9
12
DAC D DAC E
ADDRESS
DECODER
CONTROL
LOGIC
SHIFT REGISTER
U1
LTC1660
14
13
12
–
+
U2D
LT1491
V
OUT C
´
±5V
R
R
8
9
10
–
+
U2C
LT1491
V
OUT B
´
±5V
R
R
7
6
5
–
+
U2B
LT1491
V
OUT A
´
±5V
R
0.1μF
0.1μF
V
S
+
V
S
–
R
1
2
4
11
3
–
+
U2A
LT1491
0.1μF
V
OUT E
´
±5V
14
13
12
–
+
U3D
LT1491
V
OUT F
´
±5V
8
9
10
–
+
U3C
LT1491
V
OUT G
´
±5V
7
6
5
–
+
U3B
LT1491
V
OUT H
´
±5V
R
0.1μF
0.1μF
V
S
+
V
S
–
R
RR
RR
RR
1
2
4
11
3
–
+
U3A
LT1491
CODE
0
512
1023
V
OUT X
–5V
0V
+4.99V