AMIS-30543 Datasheet | onsemi

Features - Dual H- Bridge for 2- Phase Stepper Motors - Programmable Peak- Current Up to 3 A - On- Chip Current Translator - SPI Interface - Speed and Load Angle Output - Eleven Step Modes from Full Step Up to 128 Micro- Steps - Fully Integrated Current- Sense - PWM Current Control with Automatic Selection of Fast and Slow Decay - Low EMC PWM with Selectable Voltage Slopes - Active Fly- Back Diodes - Full Output Protection and Diagnosis - Thermal Warning and Shutdown - patible with 5 V and 3.3 V Microcontrollers - Integrated 5 V Regulator to Supply External Microcontroller - Integrated Reset Function to Reset External Microcontroller - Integrated Watchdog Function - These Devices are Pb- Free and are Ro HS pliant .onsemi. 1 32 QFN32 CASE 485J MARKING DIAGRAM 32 1 AMIS30543 0C543- 001 AWLYYWWG A = Assembly Location WL = Wafer Lot YY = Year WW = Work Week G = Pb- Free Package ORDERING INFORMATION See detailed ordering and shipping information in the package dimensions section on page 37 of this data sheet. © Semiconductor ponents Industries, LLC, 2014 April, 2019 - Rev. 3 Publication Order Number: AMIS- 30543/D CS DI DO NXT DIR SLA POR/WD CLR ERR AMIS- 30543 BLOCK DIAGRAM VDD CPN CPP VCP VBB Timebase Vreg Chargepump...