AMIS-30421 controller equivalent, micro-stepping stepper motor bridge controller.
* Dual H−Bridge Pre−Drivers for 2−Phase Stepper Motors
* Programmable Current via SPI
* On−chip Current Translator
* SPI Interface
* Speed and Load An.
The chip interfaces via a SPI interface with an external controller in order to control 2 external power NMOS H−bridges.
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