AN44066A

DATA SHEET Part No. Package Code No. AN44066A SSOP032-P-0300B www.DataSheet4U.com Publication date: July 2009 SDL00014AEB 1 AN44066A Contents „ Overview ……………………………………………………………………………………………………………. 3 „ Features ……………………………………………………………………………………………………………. 3 „ Applications ………………………………………………………………………………………………………… 3 „ Package ……………………………………………………………………………………………………………. 3 „ Type ………………………………………………………………………………………………………………… 3 „ Application Circuit Example ………………………………………………………………………………………. 4 „ Pin Descriptions ……………………………………………………………………………………………………. 5 „ Absolute Maximum Ratings ………………………………………………………………………………………. 6 „ Operating Supply Voltage Range ………………………………………………………………………………… 6 „ Allowable Current and Voltage Range …………………………………………………………………………... 7 „ Electrical Characteristics …………….…………………………………………………………………………… 8 „ Electrical Characteristics (Reference values for design) …………….…………………………………………. 10 „ Technical Data …………………………………………………………………………………………………….. 11 y I/O block circuit diagrams and pin function descriptions ……………………………………………………… 11 y Control mode ………………………………….………………………………………………………………….. 16 y PD ⎯ Ta diagram …………………………………………………………………………………………………. 21 „ Usage Notes ………………………………………….……………………………………………………………. 22 y Special attention and precaution in using ……………………………………………………………………… 22 y Notes of Power LSI ………………………………………………………………………………………………. 23 www.DataSheet4U.com SDL00014AEB 2 AN44066A AN44066A Driver IC for Stepping Motor „ Overview AN44066A is a two channels H-bri...