LT1130A/LT1140A Series
TYPICAL APPLICATIO S
Operation Using 5V and 12V Power Supplies
5V V
CC
12V V
+
0.01µF
0.01µF
TO LINE
MOUSE
V
+
LOGIC
(1)
DCD
DSR
RX
RTS
OPTICS
V
–
TX
CTS
DTR
(5)
(9)
RI
0.1µF
×
2
U
V
+
V
CC
C1
+
C1
–
DRIVER OUT
RX IN
DRIVER OUT
RX IN
RX IN
RX IN
DRIVER OUT
RX IN
ON/0FF = 5V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
LT1137A
28
27
26
25
24
23
22
21
20
19
18
17
16
15
V
–
0.1µF
×
2
DRIVER IN
RX OUT
DRIVER IN
RX OUT
RX OUT
RX OUT
DRIVER IN
RX OUT
GND
DRIVER DISABLE
TO LOGIC
0.1µF
LT1130A • TA03
Typical Mouse Driving Application
V
+
0.1µF
5V V
CC
1
2
3
4
5
6
7
8
9
LT1137A
28
27
26
V
–
0.1µF
×
2
LOGIC “0”
LOGIC “0”
0.1µF
25 DRIVER 1 IN
24 RX1 OUT
23 DRIVER 2 IN
22 RX2 OUT
21 RX3 OUT
20 RX4 OUT
19 DRIVER 3 IN
18 RX5 OUT
17 GND
16 DRIVER DISABLE
15
DRIVER 1 OUT
RX1 IN
DRIVER 2 OUT
RX2 IN
RX3 IN
MOUSE DATA
RX4 IN 10
DRIVER 3 OUT 11
RX5 IN 12
ON/OFF 13
14
LOGIC “1”
DB9
LT1130A • TA04
9
LINER [ LINEAR TECHNOLOGY ]
