33984B datasheet(5/38 Pages) FREESCALE

Part #	33984B

Description	Dual Intelligent High-current Self-protected Silicon High Side Switch (4.0 m廓)

PDF	38 Pages

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Manufacturer	FREESCALE [Freescale Semiconductor, Inc]

Direct Link	http://www.freescale.com

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5 / 38 page

Analog Integrated Circuit Device Data

Freescale Semiconductor

33984

PIN CONNECTIONS

Output

Serial Output

This output pin is connected to the SPI serial data input pin of the MCU

or to the SI pin of the next device of a daisy chain of devices.

IN1

Input

Direct Input 1

This input pin is used to directly control the output HS1.

GND

Ground

This pin is the ground for the logic and analog circuitry of the device.

VPWR

Input

Positive Power Supply

This pin connects to the positive power supply and is the source input

of operational power for the device.

HS1

Output

High Side Output 1

Protected 4.0 m

Ω high side power output to the load.

HS0

Output

High Side Output 0

Protected 4.0 m

Ω high side power output to the load.

Table 2. Pin Definitions (continued)

Functional descriptions of many of these pins can be found in the Functional Pin Description section beginning on page 17.

Pin Name

Function

Formal Name

Definition

33984B Datasheet(PDF) 5 Page - Freescale Semiconductor, Inc