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MC33291 - Eight Output Switch with Serial Peripheral Interface I/O

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Overview

Freescale Semiconductor, Inc.

MOTOROLA SEMICONDUCTOR TECHNICAL DATA Document order number: MC33291/D Rev 2, 11/2002 33291 Eight Output Switch with Serial Peripheral Interface I/O The 33291 device is an eight output, low side power switch with 8-bit serial input control.

The 33291 is a versatile circuit designed for automotive applications, but is well suited for other environments.

Key Features

  • include: Very Low Standby Current, SPI Cascade Fault Reporting Capability, Internal 53 V Clamp on Each Output, Output Specific Diagnostics, Independent Shutdown of Outputs. The device is parametrically specified over an ambient temperature range of -40°C ≤ TA ≤ 125°C and 9.0 V ≤ VPWR ≤ 16 V supply. Features:.
  • Designed to Operate Over Wide Supply Voltages of 5.5 to 26.5 V.
  • Interfaces to Microprocessor Using 8-Bit SPI I/O Protocol up to 3.0 MHz.
  • 1.0 A Peak Current Output.

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