COM20019I
Cost Competitive ARCNET (ANSI 878.1)
Controller with 2K x 8 On-Chip RAM
Product Features New Features
-Data Rates up to 312.5 Kbps
-Programmable Reconfiguration Times 28 Pin PLCC and 48 Pin TQFP Packages; Leadfree 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 пѓЈ 2007-2016 Microchip Technology Inc. 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 -40В°C to +85В°C 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 DS00002261A-page 1 COM20019I
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