MC33970 Datasheet (Freescale Semiconductor)

MC33970, Dual Gauge Driver

of each pin can be found in the Functional Pin Description section beginning on page 10.

Pin Number 1 2 3 4 5 * 8, 17 * 20 9 10 11 12 13 14 15 16 21 22 23 24 Pin Name COS0+ COS0 * SIN0+ SIN0 * GND CS SCLK SO SI RTZ VDD RST VPWR SIN1 * SIN1+ COS1 * COS1+ Pin

www.DataSheet4U.com Freescale Semiconductor Advance Information Document Number: MC33970 Rev.

3.0, 1/2007 Dual Gauge Driver Integrated Circuit with Improved Damping Algorithms This 33970 is a single-packaged, Serial Peripheral Interface (SPI) controlled, dual step motor gauge driver integrated circuit (IC).

This monolithic IC consists of four dual output H-Bridge coil drivers and the associated control logic.

Each pair of H-Bridge drivers is used to automatically control the speed, direction,

MC33970 Features

* 33970 IMPROVED GAUGE DRIVER INTEGRATED CIRCUIT DW SUFFIX EG SUFFIX (Pb-FREE) 98ASB42344B 24-PIN SOICW ORDERING INFORMATION

* MMT-Licensed Two-Phase Step Motor Compatible Temperature Device Package

* Minimal Processor Overhead Required Range (TA)

* Fully Integrated Pointer