COM20019ILJP3V Standard Microsystems (SMSC), COM20019ILJP3V Datasheet

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COM20019ILJP3V

Manufacturer Part Number
COM20019ILJP3V
Description
Manufacturer
Standard Microsystems (SMSC)
Datasheet

Specifications of COM20019ILJP3V

Number Of Transceivers
1
Operating Supply Voltage (max)
5.5V
Operating Supply Voltage (typ)
3.3/5V
Operating Supply Voltage (min)
3V
Operating Temperature (max)
85C
Operating Temperature (min)
-40C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
28
Lead Free Status / RoHS Status
Supplier Unconfirmed
Product Features
SMSC COM20019I 3.3V Rev.C
New Features:
− Data Rates up to 312.5 Kbps
− Programmable Reconfiguration Times
28 Pin PLCC and 48 Pin TQFP packages; Lead-
Free RoHS Compliant 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
COM20019I 3V-DZD for 28 pin PLCC * Lead-Free RoHS Compliant package
COM20019I 3V-HT for 48 pin TQFP Lead-Free RoHS Compliant package
* TQFP package is recommended for new design
COM20019I 3VLJP for 28 pin PLCC * package
COM20019I 3V-HD for 48 pin TQFP package
ORDERING INFORMATION
PRODUCT PREVIEW
Order Number(s):
Page 1
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
3.3V power supply with 5V tolerant I/O
Self-Reconfiguration Protocol
Supports up to 255 Nodes
Supports Various Network Topologies (Star,
Tree, Bus...)
CMOS, Single +3.3V Supply
Duplicate Node ID Detection
Powerful Diagnostics
Receive All Packets Mode
Flexible Media Interface:
− RS485 Differential Driver Interface For Cost
COM20019I 3.3V Rev.C
Competitive, Low Power, High Reliability
Cost Competitive
ARCNET (ANSI 878.1)
Controller with 2K x 8
On-Chip RAM
o
Data Brief
C to +85
Rev. 11-07-08
o
C

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COM20019ILJP3V Summary of contents

Page 1

Product Features New Features: − Data Rates up to 312.5 Kbps − Programmable Reconfiguration Times 28 Pin PLCC and 48 Pin TQFP packages; Lead- Free RoHS Compliant packages also available Ideal for Industrial/Factory/Building Automation and Transportation Applications Deterministic, (ANSI 878.1), ...

Page 2

ARKAY DRIVE, HAUPPAUGE, NY 11788 (631) 435-6000, FAX (631) 273-3123 Copyright © 2008 SMSC or its subsidiaries. All rights reserved. Circuit diagrams and other information relating to SMSC products are included as a means of illustrating typical applications. Consequently, ...

Page 3

Cost Competitive ARCNET (ANSI 878.1) Controller with On-Chip RAM General Description SMSC's COM20019I member of the family of Embedded ARCNET Controllers from Standard Microsystems Corporation. The device is a general purpose communications controller for ...

Page 4

Block Diagram ADDRESS DECODING CIRCUITRY AD0-AD2, D3-D7 STATUS/ nINTR COMMAND REGISTER RESET nRESET LOGIC nRD/nDS nWR/DIR BUS ARBITRATION nCS CIRCUITRY Rev. 11-07-08 Cost Competitive ARCNET (ANSI 878.1) Controller with On-Chip RAM RAM MICRO- SEQUENCER ...

Page 5

Cost Competitive ARCNET (ANSI 878.1) Controller with On-Chip RAM Package Outlines 28 Pin PLCC Package Outline and Parameters OTES dim ensions are in inches ircle indicating pin 1 can ...

Page 6

Pin TQFP Package Outline and Parameters MIN NOMINAL 0.05 A2 1.35 D 8.80 D/2 4.40 D1 6.90 E 8.80 E/2 4.40 E1 6.90 H 0. 0.50 Basic θ ...

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