AMIS-30522
Features
- Dual H- Bridge for 2 Phase Stepper Motors
- Programmable Peak- Current up to 1.2 A Continuous (1.5 A Short
Time), Using a 5- Bit Current DAC
- On- Chip Current Translator
- SPI Interface
- Speed and Load- Angle Output
- 7 Step Modes from Full- Step up to 32 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
- Digital IO’s patible with 5 V and 3.3 V Microcontrollers
- Integrated 5 V Voltage Regulator to Supply an External
Microcontroller
- Integrated Reset Function to Reset External Microcontroller
- Integrated Watchdog Function
- NCV Prefix for Automotive and Other Applications Requiring Site and Control Changes
- These are Pb- Free Devices- http://onsemi. PINOUT
VDD DO TSTO POR/WD VBB MOTXP MOTXP
32 31 30 29 28 27 26 25
GND 1 DI 2
CLK 3 NXT 4 DIR 5 ERR 6 SLA 7
AMIS- 30522/...
