COM20020ILJP
Category: Interface - Controllers
Description: COM20020I Rev. D Universal Local Area Network Controller With 2K X 8 On-board RAM
Price range ($)
1.25730 2.79400
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COM20020ILJP
COM20020ILJP has several brands around the world that may have alternate names for COM20020ILJP due to regional differences or acquisition. COM20020ILJP may also be known as the following names:
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Description
COM20020ILJP
Stock:9999 |
SMC 97+ |
COM20020I Rev. D Universal Local Area Network Controller With 2K X 8 On-board RAM |
≥1: US $2.79400 US $2.51460 ≥5: US $2.65430 US $2.38887 ≥10: US $2.51460 US $2.26314 ≥20: US $2.44475 US $2.20028 ≥50: US $2.37490 US $2.13741 ≥100: US $2.30505 US $2.07455 ≥200: US $2.23520 US $2.01168 ≥500: US $2.20726 US $1.98653 ≥1000: US $2.16535 US $1.94882
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Inquiry
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COM20020ILJ P
Stock:9999 |
SMC |
LAN Node Controller |
≥1: US $2.74000 US $2.46600 ≥5: US $2.60300 US $2.34270 ≥10: US $2.46600 US $2.21940 ≥20: US $2.39750 US $2.15775 ≥50: US $2.32900 US $2.09610 ≥100: US $2.26050 US $2.03445 ≥200: US $2.19200 US $1.97280 ≥500: US $2.16460 US $1.94814 ≥1000: US $2.12350 US $1.91115
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Inquiry
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COM20020ILJP
Stock:310 |
12+ |
N/A |
≥1: US $1.25730 US $1.13157
More:
Inquiry
|
Product Features
● New Features for Rev. D
— Data Rates up to 5 Mbps
— 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
● Eight, 256 Byte Pages Allow Four Pages TX and RX Plus Scratch-Pad Memory
● Next ID Readable
● Internal Clock Scaler and Clock Multiplier for Adjusting Network Speed
● Operating Temperature Range of -40℃ to+85℃
● 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:
— 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
General Description
SMSC's COM20020ID is a member of the family of Embedded ARCNET Controllers from Standard Microsystems Corporation. The device is a general purpose communications controller for networking microcontrollers and intelligent peripherals in industrial, automotive, and embedded control environments using an ARCNET protocol engine. The small 28 pin package, flexible microcontroller and media interfaces, eight- page message support, and extended temperature range of the COM20020ID make it the only true network controller optimized for use in industrial, embedded, and automotive applications.Using an ARCNET protocol engine is the ideal solution for embedded control applications because it provides a deterministic token-passing protocol, a highly reliable and proven networking scheme, and a data rate of up to 5Mbps when using the COM20020ID.
A token-passing protocol provides predictable response times because each network event occurs within a predetermined time interval, based upon the number of nodes on the network. The deterministic nature of ARCNET is essential in real time applications. The integration of the 2Kx8 RAM buffer on-chip, the Command Chaining feature, the 5Mbps maximum data rate, and the internal diagnostics make the COM20020ID the highest performance embedded communications device available. With only one COM20020ID and one microcontroller, a complete communications node may be implemented.
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Freight calculation
Express:(FEDEX, UPS, DHL, TNT)Free shipping on first 0.5kg for orders over 200$,Overweight will be charged separately
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