33793 View Datasheet(PDF) - Motorola => Freescale

Part Name

Description

Manufacturer

33793

DISTRIBUTED SYSTEM INTERFACE (DSI) SENSOR INTERFACE

Motorola => Freescale 

Freescale Semiconductor, Inc.

BUSIN

IO0

IO1

IO2

IO3

Rectifiers

H_CAP

1.0 µF

Typical

Bus Switch

0 – 35 V Bi-Directional

Forward Receiver

Data

Frame

Bandgap

Reference

Received

Message

from MCU

Response

Current

0 –11 mA

7.0 mA/µS

Bus Return

Oscillator

4.0 MHz

DataOut <3:0>

I/O Buffers

DataOut <0>

DataOut <1>

Logic

Command Decode

State Machine

Response Generation

4

Address A<3:0>

4 Bits NVM

DataOut <2>

DataOut <3>

I/O<3:0>

SEL

I/O0

I/O1 4:1

I/O2 MUX

I/O3

ADC

8 Bits

Reverse Receiver

Data

Frame

Bandgap

Reference

BUSOUT

BUSRTN

Power

Management

5.0 V Regulator

BG Reference

Bias Currents

Logic Out

High

Current

Buffer

Supply Comparators

POR

LOGOUT

REGOUT

4.7 µF

GND

Undervoltage

Detector

BG

Figure 1. 33793 Simplified Internal Block Diagram

33793

2

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