CMD1668M,CMD1667M
Two-Phase Unipolar Drive Brushless Motor Drivers
Block Diagram and Application Circuit
• CMD1667M
• CM D 1668M
Truth Table (CMD1667M)
IN+
H
IN–
L
C
L
OUT1 OUT2
FG
H
Pin Assignments
H
L
L
H
H
H
L
H
L
L
11
9
8
14 13 12
VIN RD Z2 Z1 OUT2 NC NC
10
H
L
H
H
H
H
H
L
H
H
Truth Table (CMD1668M)
CMD1668M, CMD1667M
IN+
H
IN–
L
C
L
OUT1 OUT2
RD
L
IN- IN+
C
3
NC OUT1 NC GND
H
L
L
H
H
H
L
H
L
L
1
2
4
5
6
7
H
L
H
H
H
H
H
L
H
H
* 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 Aug. 23,.2004
Page 3 of 9
Fax:886-3-3521052
CERAMATE [ CERAMATE TECHNICAL ]
