HLF L297 – Stepper Motor Controller (DIP20) | Stepper Motor Drive Controller IC | 4.75V–7V, –40°C to +150°C | Through-Hole Package

The HLF L297 (DIP20) is a stepper motor controller IC designed to generate the control signals required to drive bipolar or unipolar stepper motors using external power stages such as the L298 or L293. It provides clock, direction, enable, and synchronization functions for precise motion control.

The device features full-step, half-step, and current control modes, offering flexibility and smooth motor operation. With its wide temperature range and robust design, the L297 is ideal for industrial and embedded motor control systems.

Key Features:

• Function: Stepper Motor Controller IC

• Technology: Bipolar Logic Controller

• Operating Voltage: 4.75V – 7V

• Output Current (Logic): Up to 2A (with external drivers)

• Operating Temperature: –40°C to +150°C

• Package Type: DIP20 (Dual In-Line Package)

• Mounting Type: Through-Hole

• Controls Bipolar or Unipolar Stepper Motors

• Supports Full-Step and Half-Step Modes

• Phase Sequencing and Current Chopping Control

• TTL/CMOS Compatible Logic Inputs

• Synchronization Input/Output for Multi-Axis Systems

• High Reliability and Wide Thermal Range

Applications:

• Stepper Motor Control Systems

• CNC Machines and Robotics

• Printers and Plotters

• Industrial Automation Equipment

• Embedded Motion Controllers