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Datasheet Microchip COM20022i

ManufacturerMicrochip
SeriesCOM20022i

The COM20022I is a member of the family of Embedded ARCNET Controllers from Standard Microsystems Corporation

Datasheets

  • Download » Datasheet PDF, 522 Kb, File published: Sep 27, 2007
    COM20022i 10 Mbps ARCNET (ANSI 878.1) Controller with 2K x 8 On-Chip RAM Data S
    Docket ↓
    COM20022I
    10 Mbps ARCNET
    (ANSI 878.1) Controller
    with 2Kx8 On-Chip
    RAM
    Datasheet Product Features
    Вѓ New Features
    --Вѓ Data Rates up to 10 Mbps
    Selectable 8/16 Bit Wide Bus With Data Swapper
    Programmable DMA Channel
    Programmable Reconfiguration Times
    48 Pin TQFP Package; Lead-Free RoHS
    Compliant Package also available Ideal for Industrial/Factory/Building Automation
    and Transportation Applications Вѓ 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 Вѓ Self-Reconfiguration Protocol Вѓ Supports up to 255 Nodes Вѓ Supports Various Network Topologies (Star,
    Tree, Bus.) Вѓ Deterministic, (ANSI 878.1), Token Passing
    ARCNET Protocol Вѓ Minimal Microcontroller and Media Interface
    Logic Required Вѓ CMOS, Single +5V Supply Вѓ Flexible Interface For Use With All
    Microcontrollers or Microprocessors Вѓ Duplicate Node ID Detection Вѓ Powerful Diagnostics Вѓ Automatically Detects Type of Microcontroller
    Interface Вѓ Receive All Packets Mode Вѓ 2Kx8 On-Chip Dual Port RAM Вѓ Command Chaining for Packet Queuing Вѓ Sequential Access to Internal RAM Вѓ Software Programmable Node ID SMSC COM20022I Вѓ Flexible Media Interface:
    -Traditional Hybrid Interface For Long Distances up
    to Four Miles at 2.5Mbps ...

Prices

Status

COM20022I-HT
Lifecycle StatusProduction (Appropriate for new designs but newer alternatives may exist)

Packaging

COM20022I-HT
PackageTQFP
Pins48

Parametrics

COM20022I-HT
Deterministic Protocola, Token PassingYes
InterfaceRS485
MACYes
Max Speed, MHz10 Mbps
Op. Voltage, V5V
Operating Temperature Range, °C-40 to +85
PHYNo
Standalone Arcnet CntrlN/A
TX/RX RAM Buffer(Bytes)16K
Temp Range Max.(° C)85
Temp Range Min.(° C)-40

Eco Plan

COM20022I-HT
RoHSCompliant

Moldel Line

Series: COM20022i (1)

Manufacturer's Classification

  • High-Speed Networking and Video > ARCNET

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