KA3031 Datasheet, PDF (3/24 Pages) Fairchild Semiconductor – 6-Channel Motor Drive IC

Pin Definitions
Pin Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
Pin Name
IN1.2
OUT1
IN2.1
IN2.2
OUT2
IN3.1
IN3.2
OUT3
IN4.1
IN4.2
OUT4
CTL1
FWD1
REW1
CTL2
FWD2
REW2
SGND
MUTE1
MUTE2
MUTE3
MUTE4
PVCC1
DO6.2
DO6.1
DO5.2
DO5.1
DO4.2
DO4.1
PGND
PGND
DO3.2
DO3.1
PGND
DO2.2
DO2.1
DO1.2
DO1.1
PVCC2
KA3031
I/O
Pin Function Description
I
CH 1 op-amp input (−)
O
CH 1 op-amp output
I
CH 2 op-amp input (+)
I
CH 2 op-amp input (−)
O
CH 2 op-amp output
I
CH 3 op-amp input (+)
I
CH 3 op-amp input (−)
O
CH 3 op-amp output
I
CH 4 op-amp input (+)
I
CH 4 op-amp input (−)
O
CH 4 op-amp output
I
CH 5 motor speed control
I
CH 5 forward input
I
CH 5 reverse input
I
CH 6 motor speed control
I
CH 6 forward input
I
CH 6 reverse input
-
Signal ground
I
CH 1 mute
I
CH 2 mute
I
CH 3 mute
I
CH 4 mute
-
Power supply voltage (For CH 5, CH 6)
O
CH 6 drive output
O
CH 6 drive output
O
CH 5 drive output
O
CH 5 drive output
O
CH 4 drive output
O
CH 4 drive output
-
Power ground
-
Power ground
O
CH 3 drive output
O
CH 3 drive output
-
Power ground
O
CH 2 drive output
O
CH 2 drive output
O
CH 1 drive output
O
CH 1 drive output
-
Power supply voltage (For CH 1, CH 2, CH 3, CH 4)
3