AM79C90JC

MCUs/MPUs/SOCs ROHS Microcontroller Units
5,601 Effective Inventory

AM79C90JC

Effective Inventory5,601

MCUs/MPUs/SOCs ROHS Microcontroller Units

Quality Assurance

Quality Assurance

All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.

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Certification

We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.

Shipping & Payment

Shipping & Payment

About Shipping

We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.

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We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.

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Service & Packaging

Service & Packaging

About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

Confirm the return or exchange with our staff.

Maintain the goods in their original condition as received.

Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]

About packaging

Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.

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AM79C90JC DataSheet

Pricing (USD)

Quantity Unit Price Ext. Price
1 $30.322 $30.32
200 $11.735 $2,347.00
500 $11.323 $5,661.50
1000 $11.118 $11,118.00

These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.

Rapid Quote

Please submit RFQ for AM79C90JC or email to us: Email: [email protected], we will contact you in 12 hours.

Details

The AM79C90JC is a 10Base-T/100Base-TX Ethernet Physical Layer Interface IC designed by Advanced Micro Devices (AMD). It features a 3.3V power supply and is compatible with the IEEE 802.3 and Ethernet standards. This IC is specifically designed for use in Fast Ethernet applications, providing a reliable and high-speed interface for network communication. It supports both 10Mbps and 100Mbps data rates, making it versatile for various network requirements.The AM79C90JC includes features such as auto-negotiation for determining the best possible Ethernet connection speed, as well as automatic polarity correction for simplifying installation and setup. It also supports full-duplex communication, enabling simultaneous data transmission and reception for improved network performance.With a small footprint and low power consumption, the AM79C90JC is well-suited for use in space-constrained network devices such as routers, switches, and network interface cards. Its robust design and industry-standard compliance make it a reliable choice for networking equipment manufacturers looking to integrate Ethernet connectivity into their products.

Key Features

  • Single-chip Ethernet controller
  • Supports both 10 Mbps and 100 Mbps data rates
  • Integrated 10/100 Mbps transceiver
  • IEEE 802.3-1993 compliant
  • Microprocessor interface for easy interfacing
  • Integrated receive filtering and transmit control functions

Application

  • LAN adapters
  • Token ring adapters
  • Twisted pair network adapters
  • Network interface cards
  • Industrial control systems
  • Telecommunications equipment
  • Embedded systems
  • Network switches
  • Router interfaces
  • Network bridges

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Packaging ! Bulk Part Status ! Active
Programmable Not Verified

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification AM79C90JC PDF Download

FAQs

What is AM79C90JC?

The AM79C90JC is a Fast Ethernet controller chip developed by Advanced Micro Devices (AMD). It is designed for use in networking equipment and provides high-speed data transmission capabilities for Ethernet networks.

How Does AM79C90JC Work?

The AM79C90JC works by interfacing with a host system and managing the transmission and reception of data packets on an Ethernet network. It integrates features such as DMA (Direct Memory Access) support, bus interface control, and packet handling functions to enable efficient data communication at high speeds.

How Many Pins does AM79C90JC have and What are the Functions of the Pinout Configuration?

The AM79C90JC is housed in a 100-pin LQFP (Low-Profile Quad Flat Package) package. The pinout configuration includes:

  • Address and Data Bus: Pins for connecting to the host system's address and data buses.
  • Control Signals: Pins for control signals such as chip select, read/write, and interrupt.
  • Media Interface: Pins for interfacing with the Ethernet physical layer, including transmit and receive data signals.
  • Power and Ground: Pins for connecting to power and ground supplies.

What are the Pros and Cons of AM79C90JC?

Pros:

  • Fast Ethernet Support: Provides high-speed data transmission capabilities for Ethernet networks.
  • Integrated Features: Includes DMA support and packet handling functions for efficient data communication.
  • Bus Interface Control: Facilitates communication with the host system through the address and data buses.
  • Compact Package: Housed in a space-efficient LQFP package for PCB (Printed Circuit Board) integration.

Cons:

  • Complexity: Networking equipment design and integration may require expertise due to the advanced nature of the controller.
  • External Components: Additional components such as magnetics and connectors may be needed for a complete networking solution.

Are There Any Equivalents/Alternatives to AM79C90JC for Recommendation?

  • The DP83867IR from Texas Instruments is a similar Fast Ethernet controller with advanced features for networking applications.
  • Alternatives to the AM79C90JC include the KSZ8863 from Microchip Technology and the LAN8720A from Microchip Technology.

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