MC3479 Datasheet (Motorola) - STEPPER MOTOR DRIVER

MC3479, STEPPER MOTOR DRIVER

Pin No.

20 *Pin 20 4, 5, 6, 7, 14, 15, 16, 17 1 16 *Pin 16 4, 5, 12, 13 1 Function Power Supply Ground Symbol VM Gnd Description Power supply pin for both the logic circuit and the motor coil current.

Voltage range is + 7.2 to + 16.5 volts.

Ground pins for the logic circuit and the mot

Order this document by MC3479/D MC3479 Stepper Motor Driver The MC3479 is designed to drive a two phase stepper motor in the bipolar mode.

The circuit consists of four input sections, a logic decoding/sequencing section, two driver stages for the motor coils, and an output to indicate the Phase A drive state.

Single Supply Operation: 7.2 to 16.5 V STEPPER MOTOR DRIVER SEMICONDUCTOR TECHNICAL DATA <

MC3479 Features

* put is on, which in turn depends on the inputs and the decoding circuitry. MOTOROLA ANALOG IC DEVICE DATA MC3479 Figure 4. Clock Timing (Refer to Figure 2) 3.0 V Clk 0 PWCLKH 1.5 V tPCD PWCLKL L1

* L4 Outputs 3.0 V F/HS, CW/CCW Inputs 0 Phase A Output 6.0 V tsu 1.5 V tPHLA 1.5 V tPLHA th