Description
The KA2821D is a monolithic integrated circuit, and suitable as a two-phase stepping motor driver of a 3.5-inch FDD system.

FEATUREs
• Built-in chip enable function (Active low)
• Low saturation voltage
• Low power dissipation
• Input level: TTL, LSTTL, 5V CMOS compatible
• Standard MPU direct interface
• Built-in Thermal Shutdown(TSD) circuit
• 2-CH H-bridge driver