KA9258D

KA9258D 4-Channel Motor Driver www.fairchildsemi.com Features 1-Phase, Full-Wave, Linear DC Motor Driver Output Gain Adjustable Built in OP-AMP Built in Mute Function Built In Level Shift Circuit Built in Thermal Shutdown Circuit (TSD) Operating Range 6 ~ 13.2V Description The KA9258D is a monolithic integrated circuit, suitable for 4-CH motor driver which drives tracking actuator, focus actuator, sled motor and loading motor of CD/CD-ROM/ DVD system, and can also drive spindle motor of CD system. 28-SSOPH-375 Typical Applications Compact Disk Player (CDP) Video Compact Disk Player (VCD) Automotive Compact Disk Player Other Compact Disk Media Ordering Information Device Package KA9258BD 28-SSOPH-375 KA9258BDTF 28-SSOPH-375 Operating Temp. -40°C ~ +85°C -40°C ~ +85°C ©2002 Fairchild Semiconductor Corporation Rev. 1.0.2 2 FIN (GND) DO1.1 DO1.2 DI1.1 DI1.2 REG REO MUTE GND1 DI2.1 DI2.2 DO2.1 DO2.2 GND2 OPOUT 8 9 10 11 12 13 14 12345 67 KA9258D 21 20 19 18 17 16 15 28 27 26 25 24 23 22 FIN (GND) GND3 DO4.2 DO4.2 DI4.2 DI4.1 VREF VCC2 VCC1 DI3.2 DI3.1 DO3.2 DO3.1 OPIN (+) OPIN (−) KA9258D Pin Assignments 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 Pin Name DO1.1 DO1.2 DI1.1 DI1.2 REG REO MUTE GND1 DI2.1 DI2.2 DO2.1 DO2.2 GND2 OPOUT OPIN(-) OPIN(+) DO3.1 DO3.2 DI3.1 DI3.2 VCC1 VCC2 VREF DI4.1 DI4.2 DO4.1 DO4.2 GND3 I/O Pin Function Description O Drive Output O Drive Output I D...