COM20019I-HT datasheet(1/65 Pages) SMSC

Part #	COM20019I-HT

Description	Low Cost ARCNET (ANSI 878.1) Controller with 2K x 8 On-Board RAM

PDF	65 Pages

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Manufacturer	SMSC [SMSC Corporation]

Direct Link	http://www.smsc.com

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SMSC COM20019I

Page 1

Rev. 03-07-06

DATASHEET

COM20019I

Low Cost ARCNET

(ANSI 878.1)

Controller with 2K x 8

On-Board RAM

Datasheet

Product Features

New Features:

− Data Rates up to 312.5 Kbps

− Programmable Reconfiguration Times

28 Pin PLCC and 48 Pin TQFP Packages;

Green, Lead-free Packages also Available

Ideal for Industrial/Factory/Building Automation

and Transportation Applications

Deterministic, (ANSI 878.1), Token Passing

ARCNET Protocol

Minimal Microcontroller and Media Interface

Logic Required

Flexible Interface For Use With All

Microcontrollers or Microprocessors

Automatically Detects Type of Microcontroller

Interface

2Kx8 On-Chip Dual Port RAM

Command Chaining for Packet Queuing

Sequential Access to Internal RAM

Software Programmable Node ID

Eight, 256 Byte Pages Allow Four Pages TX and

RX Plus Scratch-Pad Memory

Next ID Readable

Internal Clock Scaler for Adjusting Network

Speed

Operating Temperature Range of -40

oC to +85oC

Self-Reconfiguration Protocol

Supports up to 255 Nodes

Supports Various Network Topologies (Star,

Tree, Bus...)

CMOS, Single +5V Supply

Duplicate Node ID Detection

Powerful Diagnostics

Receive All Packets Mode

Flexible Media Interface:

− RS485 Differential Driver Interface For Low Cost,

Low Power, High Reliability

ORDERING INFORMATION

Order Number(s):

COM20019ILJP for 28 pin PLCC package; COM20019I-DZD for 28 pin PLCC package (green, lead-free)

COM20019I-HD for 48 pin TQFP package; COM20019I-HT for 48 pin TQFP package (green, lead-free)

Similar Part No. - COM20019I-HT

Manufacturer	Part #	Datasheet	Description
SMSC Corporation	COM20019I-HD	505Kb / 65P	Low Cost ARCNET(ANSI 878.1) Controller with 2k X 8 On-Board RAM
SMSC Corporation	COM20019I-HD	454Kb / 81P	Low Cost ARCNET (ANSI 878.1) Controller with 2K x 8 On-Board RAM

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Similar Description - COM20019I-HT

Manufacturer	Part #	Datasheet	Description
SMSC Corporation	COM20019I	505Kb / 65P	Low Cost ARCNET(ANSI 878.1) Controller with 2k X 8 On-Board RAM
	COM20019	454Kb / 81P	Low Cost ARCNET (ANSI 878.1) Controller with 2K x 8 On-Board RAM
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	COM20019I_0610	490Kb / 70P	Cost Competitive ARCNET (ANSI 878.1) Controller with 2K x 8 On-Chip RAM
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	COM20019I	391Kb / 65P	Cost Competitive ARCNET (ANSI 878.1) Controller with 2K x 8 On-Chip RAM
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COM20019I-HT Datasheet(PDF) 1 Page - SMSC Corporation

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