AMIS-30543
Description
Ground SPI Data In SPI Clock Input Next micro • step input Direction input Error output (open drain) Speed load angle output No function (to be left open in normal operation) Negative connection of charge pump capacitor Positive connection of charge pump capacitor Charge pump filter • capacitor “Clear” = chip reset input SPI chip select input High voltage supply Input Negative end of phase Y coil output Ground, heat sink Positive end of phase Y coil output Positive end of phase X coil output Ground, heat sink Negative end of phase X coil output High voltage supply input Power • on • reset and watchdog reset output (open drain) Test pin input (to be tied to ground in normal operation) No function (to be left open in norm.
Key Features
- Bridge for 2
- Phase Stepper Motors
- Programmable Peak
- Current Up to 3 A
- Chip Current Translator
