MC33797 Overview
Freescale Semiconductor Technical Data MC33797 Rev 2.0, 07/2005 Four Channel Squib Driver IC The Four Channel Squib Driver IC is a plete squib diagnostic and deployment interface for use in automotive air bag modules. Extensive diagnostics and system control.
MC33797 Key Features
- Four-Channel High-Side and Low-Side 2.0 A FET Switches
- Externally Adjustable FET Current Limiting
- Adjustable Current Limit Range: 0.8 A to 2.0 A
- Individual Channel Current Limit Detection with Timing Duration Measurement, municated via SPI
- 8-Bit SPI for Diagnostics and FET Switch Activation
- Diagnostics for High-Side Safing Sensor Status
- Resistance and Voltage Diagnostics for Squibs
- Squib Driver IC Capability to Be Used for Cross-Coupled Driver Firing Application (Allows High- and Low-Side FET Switche
- Pb-Free Packaging designated by Suffix Code EK
- This document contains certain information on a new product. Specifications and information herein are subject to change