CMD5901
4-Channel Motor Driver IC
Pin Definitions
Pin Number
Pin Name
Pin Function Description
1
OVP
Battery Power Supply Mode
2
3
4
5
6
7
BATT
Battery Power Supply
RSTOUT Detection Output
DEDSET Time Setting
Booster Transistor Drive
Error Amp Output
RSTOUT
DEDSET
BDSW
ERRO
ERRI
Error Amp Input
8
9
SCP
COSC
N.C
Short Circuit Protection Setting
Triangular Wave Output
No Connection
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
40
41
42
43
44
OPIN(-)
SVCC1
OPOUT
OPIN(+)
SVCC2
VREF
DI3
DI4
MUTE34
DI2
MUTE2
DI1
BRAKE
DO4(-)
DO4(+)
DO3(-)
DO3(+)
PGND
DO2(+)
DO2(-)
DO1(+)
DO1(-)
CHGSET
RST
EMP
DVCC
PWM
CLKIN
START
STOP
ADPVCC
EMPSET
SGND
FIL
OP-AMP Negative Input
Control Circuit Power Supply
OP-Amp Output
OP-Amp Positive Input
Pre-Drive Power Supply
Reference Voltage
CH3 Control Signal Input
CH4 Control Signal Input
CH3, 4 Mute
CH2 Control Signal Input
CH2, Mute
CH1 Control Signal Input
CH1 Brake
CH4 Negative Output
CH4 Positive Output
CH3 Negative Output
CH3 Positive Output
Power Unit Power Grand
CH2 Positive Output
CH2 Negative Output
CH1 Positive Output
CH1 Negative Output
Charge Current Setting
RSTOUT Inverting Output
Empty Detection Output
H-Bridge Power Supply
PWM Transistor Drive
External Clock Input
Boost DC/DC Converter Starting
Boost DC/DC Converter Off
Charging Circuit Power Supply
Empty Detection Level Converting
Signal Ground
PWM Phase Compensation
* All specs and applications shown above subject to change without prior notice.
1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN
Tel:886-3-3214525
Email: server@ceramate.com.tw
Http: www.ceramate.com.tw
Rev 1.0 Dec.12, 2002
Page 3 of 14
Fax:886-3-3521052
CERAMATE [ CERAMATE TECHNICAL ]
