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Datasheet Microchip COM20020i

ManufacturerMicrochip
SeriesCOM20020i

Microchip's COM20020ID is a member of the family of Embedded ARCNET Controllers from Standard Microsystems Corporation

Datasheets

  • Download » Datasheet PDF, 417 Kb, File published: Dec 6, 2006
    COM20020i Rev. D 5 Mbps ARCNET (ANSI 878.1) Controller with 2K x 8 On-Chip RAM
    Docket ↓
    COM20020I Rev D
    5Mbps ARCNET (ANSI
    878.1) Controller with
    2K x 8 On-Chip RAM Datasheet Product Features
    Вѓ Вѓ New Features for Rev. D Вѓ -Data Rates up to 5 Mbps
    -Programmable Reconfiguration Times Eight, 256 Byte Pages Allow Four Pages TX
    and RX Plus Scratch-Pad Memory Вѓ Next ID Readable Вѓ Internal Clock Scaler and Clock Multiplier for
    Adjusting Network Speed Вѓ Operating Temperature Range of -40oC to
    +85oC 28 Pin PLCC and 48 Pin TQFP Packages;
    Lead-free RoHS Compliant Packages also
    Available Вѓ Ideal for Industrial/Factory/Building
    Automation and Transportation Applications Вѓ Deterministic, (ANSI 878.1), Token Passing
    ARCNET Protocol Вѓ Minimal Microcontroller and Media Interface
    Logic Required Вѓ Flexible Interface For Use With All
    Microcontrollers or Microprocessors Вѓ Self-Reconfiguration Protocol Вѓ Supports up to 255 Nodes Вѓ Supports Various Network Topologies (Star,
    Tree, Bus.) Вѓ CMOS, Single +5V Supply Вѓ Duplicate Node ID Detection Вѓ Automatically Detects Type of
    Microcontroller Interface Вѓ Powerful Diagnostics Вѓ Receive All Packets Mode Вѓ 2Kx8 On-Chip Dual Port RAM Вѓ Вѓ Command Chaining for Packet Queuing Вѓ Sequential Access to Internal RAM Вѓ Software Programmable Node ID Flexible Media Interface:
    -Traditional Hybrid Interface For Long
    Distances up to Four Miles at 2.5 Mbps
    -RS485 Differential Driver Interface For Low
    Cost, Low Power, High Reliability ORDERING INFORMATION
    Order Numbers:
    COM20020ILJP for 28 pin PLCC package ...

Prices

Status

COM20020I-DZDCOM20020I-DZD-TRCOM20020I-HT
Lifecycle StatusProduction (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)

Packaging

COM20020I-DZDCOM20020I-DZD-TRCOM20020I-HT
PackagePLCCPLCCTQFP
Pins282848

Parametrics

COM20020I-DZDCOM20020I-DZD-TRCOM20020I-HT
Deterministic Protocola, Token PassingYesYesYes
InterfaceRS485RS485RS485
MACYesYesYes
Max Speed, MHz5 Mbps5 Mbps5 Mbps
Op. Voltage, V5V5V5V
Operating Temperature Range, °C-40 to +85-40 to +85-40 to +85
PHYNoNoNo
Standalone Arcnet CntrlN/AN/AN/A
TX/RX RAM Buffer(Bytes)16K16K16K
Temp Range Max.(° C)858585
Temp Range Min.(° C)-40-40-40

Eco Plan

COM20020I-DZDCOM20020I-DZD-TRCOM20020I-HT
RoHSCompliantCompliantCompliant

Moldel Line

Series: COM20020i (3)

Manufacturer's Classification

  • High-Speed Networking and Video > ARCNET

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