AT5558
Preliminary Product Information
5-Channel DSC Motor Driver
Pin Description
Pin NO. Symbol
I/O
Description
1
2
3
4
5
6
7
8
VC5
VREF
PS
VCC
IN4A
IN4B
IN5A
IN5B
RFG
OUT5A
OUT5B
VM3
OUT4A
OUT4B
VM2
OUT3A
OUT3B
IN1A
IN1B
IN2A
IN2B
IN3A
I
O
I
P
I
I
I
I
O
O
P
P
O
O
P
O
O
I
Voltage for current limit control of the constant current driver5
Reference voltage being divided for VC12, 3, 4, 5 to individually use
Power save which can force all outputs to become open state
Power supply
It combines IN4A to decide the state of the constant current driver4
It combines IN4B to decide the state of the constant voltage driver4
It combines IN5A to decide the state of the constant current driver5
It combines IN5B to decide the state of the constant current driver5
Voltage for current limit control of the constant current driver5
H-bridge output terminal 5A of the constant voltage driver5
H-bridge output terminal 5B of the constant voltage driver5
Power supply for channel 5
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
H-bridge output terminal 4A of the constant voltage driver4
H-bridge output terminal 4B of the constant voltage driver4
Power supply for channel3, 4
H-bridge output terminal 3A of the constant voltage driver3
H-bridge output terminal 3B of the constant voltage driver3
It combines IN1A to decide the state of the constant voltage driver1
It combines IN1B to decide the state of the constant voltage driver1
It combines IN2A to decide the state of the constant voltage driver2
It combines IN2B to decide the state of the constant voltage driver2
It combines IN3A to decide the state of the constant voltage driver3
It combines IN3B to decide the state of the constant voltage driver3
H-bridge output terminal 2A of the constant voltage driver2
H-bridge output terminal 2B of the constant voltage driver2
Power supply for channel 1, 2
H-bridge output terminal 1A of the constant voltage driver1
H-bridge output terminal 1B of the constant voltage driver1
GND
It is used to control the output voltage of constant voltage driver1, 2
It is used to control the output voltage of constant voltage driver3
It is used to control the output voltage of constant voltage driver4
GND
I
I
I
I
IN3B
I
OUT2A
OUT2B
VM1
OUT1A
OUT1B
AGND
VC12
VC3
O
O
P
O
O
G
I
I
I
G
VC4
Bottom PGND1, 2
7F, No.9,PARK AVENUE. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
06/10/05 REV:1.1
Fax: 886-3-563-0879
WWW: http://www.aimtron.com.tw
Email: service@aimtron.com.tw
3
AIMTRON [ AIMTRON TECHNOLOGY ]
