4Dirk van OosterboschH-Bridge2009-01-08ICDIL packageH-bridgeMotor driverQuadruple half H-bridgeIC1.1A36VTHTQuadruple Half H-Bridge Motor Driver. Drive two motors with 1.1A with this chip. (SN754410 data sheet from TI here http://focus.ti.com/lit/ds/symlink/sn754410.pdf )Heat Sink and GroundSeparate Supply Voltage (for logic circuit)Heat Sink and GroundOutput 2Control 2Supply Voltage (High Load)Enable 3,4Control 3Output 3Heat Sink and GroundEnable 1,2Heat Sink and GroundControl 1Output 4Output 1Control 4