AMIS-30521 - Micro-stepping Motor Driver

Product Overview

AMI SEMICONDUCTOR

Datasheet Details

Part number	AMIS-30521
Manufacturer	AMI SEMICONDUCTOR
File Size	2.36 MB
Description	Micro-stepping Motor Driver
Datasheet	AMIS-30521 Datasheet
Additional preview pages of the AMIS-30521 datasheet.

Product details

Description

Table 2: Pin List and Description Name Pin DO 31 www.DataSheet4U.com VDD 32 GND 1 DI 2 CLK 3 NXT 4 DIR 5 ERRB 6 SLA 7 CPN 9 CPP 10 VCP 11 CLR 12 CSB 13 VBB 14 MOTYP 15, 16 GND 17, 18 MOTYN 19, 20 MOTXN 21, 22 GND 23, 24 MOTXP 25, 26 VBB 27 / 8, 28, 30 TST0 29 Description SPI data output Logic Supply Input (needs external decoupling capacitor) Ground, heat sink SPI data in SPI clock input Next micro-step input Direction input Error Output Speed Load Angle Output Negative connection of charge pum

Features

Dual H-Bridge for 2-phase stepper motors Programmable peak-current up to 1.6A using a 5-bit current DAC On-chip current translator SPI interface Speed and load angle output Seven 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 Ac.

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Published: Nov 4, 2009 |