A3977是一个完整的微电机驱动，与内建

翻译。它的设计操作双极步进电机

全，半，季，和第八步的模式，与输出驱动器

35 V和±2.5答：A3977的功能包括一个固定

关断时间电流稳压器，具有操作能力

慢，快或混合衰减模式

-The A3977 is a complete microstepping motor driver, with builtin

translator. It is designed to operate bipolar stepper motors in

full-, half-, quarter-, and eighth-step modes, with output drive

capability of 35 V and ±2.5 A. The A3977 includes a fixed

off-time current regulator that has the ability to operate in

slow-, fast-, or mixed-decay modes