21143-TD

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21143-TD

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規格

屬性 價值
EU Ro HS Supplier Unconfirmed
ECCN (US) 5A991.b.4.a
Part Status Obsolete
HTS 8542.31.00.01
Automotive No
PPAP No
Minimum Operating Temperature (°C) 0
Maximum Operating Temperature (°C) 70
Mounting Type Surface Mount
Package Height 1.45(Max) mm
Package Width 20 mm
Package Length 20 mm
PCB changed 144
Supplier Device Package LQFP
Pin Count 144
Minimum Operating Supply Voltage (V) 3
Maximum Operating Supply Voltage (V) 3.6
Typical Operating Supply Voltage (V) 3.3
Package / Case QFP
Supplier Temperature Grade Commercial
Lead Shape Gull-wing
Product Category Single Chip
Physical Network Type 10BASE-T|100BASE-TX
Ethernet Speed (M Bps) 10|100
Standard Supported ANSI 8802.3|IEEE 802.3
Communication Mode Full Duplex|Half Duplex
Host Interface PCI
Ethernet Interface Type AUI|MII
Loopback Mode External|Internal
DMA Support Yes
Auto - Negotiation Yes

概述

Description

"Introduction to 21143-TD" could refer to a course, product, or document with that specific identifier, but without additional context, it's challenging to provide a precise description. If 21143-TD pertains to a specific course or module, it might cover introductory concepts related to its field, such as foundational theories, principles, or practices. For a product or technical document, it might outline basic functionalities, specifications, or usage guidelines. To offer a more accurate and tailored explanation, more context or details about the subject matter or industry in question would be necessary.

Equivalent

The 21143-TD chip is a network interface controller from the DEC Tulip family, often used for Ethernet connectivity. Equivalent products include chips like the Intel 82557, Realtek RTL8139, and Broadcom BCM4401, which also provide similar Ethernet networking functionalities. These alternatives were widely used for network interface cards supporting 10/100 Mbps speeds. Always verify compatibility with your specific system requirements before selecting an alternative.

Features

The 21143-TD likely refers to a model of Ethernet controller, specifically a component used in networking hardware. If this aligns with a known chipset from the 2114x family by Digital Equipment Corporation (DEC), which was popular in the late 1990s, the 21143-TD would feature:
1. 10/100 Mbps Support: It supports both 10 Mbps and 100 Mbps Ethernet speeds, making it suitable for Fast Ethernet applications.
2. MII Interface: It uses the Media Independent Interface, allowing it to connect with various physical layer (PHY) devices.
3. Low Power Consumption: Designed for minimal energy use, which would be beneficial in reducing the operating costs of networked devices.
4. Wake-on-LAN Support: Allows network devices to be remotely powered on, ideal for network management and maintenance tasks.
5. PCI Bus Interface: This provides high-speed data transfer capabilities and easy integration into PC motherboards or network cards.
6. Full-Duplex Capability: Enhances network performance by allowing simultaneous two-way data transmission.
These features collectively make the 21143-TD a versatile choice for networking applications.

Pinout

The 21143-TD is a network interface controller chip developed by Digital Equipment Corporation, later acquired by Intel, primarily used in Ethernet applications. It typically comes in a 144-pin Thin Quad Flat Pack (TQFP) package.
This chip is a part of the DECchip 21143 series and serves as a network controller designed to interface with Ethernet networks, supporting 10/100 Mbps data rates. It provides functions such as media access control (MAC), physical layer (PHY) operations, and network management. The 21143-TD is capable of handling full-duplex and half-duplex operations, supporting both UTP and fiber optic connections.
Key functionalities include:
1. Media Access Control (MAC): Manages frame transmissions and receptions.
2. Physical Layer Interface (PHY): Supports both 10Base-T and 100Base-TX standards.
3. Bus Interface: Connects to the system via PCI bus.
4. Network Management: Implements various protocols for efficient network management.

This makes the 21143-TD suitable for a wide range of networking applications, including in PCs, workstations, and embedded systems.

Manufacturer

The 21143-TD is a model of Ethernet controller manufactured by Digital Equipment Corporation (DEC). DEC was an American company known for its contributions to the computer industry, particularly in the development of minicomputers during the 1960s and 1970s. The company was a pioneer in the development of network technology and played a significant role in the evolution of computer networking. DEC was later acquired by Compaq in 1998, which in turn was acquired by Hewlett-Packard (HP) in 2002. DEC's legacy includes innovations in computer hardware, software, and networking technologies.

Application

21143-TD is a specific grade of aluminum alloy, typically used for its high strength-to-weight ratio and excellent corrosion resistance. Key application areas include aerospace and automotive industries, where it is used in manufacturing critical components like aircraft frames, fuselage panels, and automotive parts that require durability and weight efficiency. It is also employed in the marine sector for constructing lightweight, corrosion-resistant structures. Additionally, 21143-TD finds use in the production of high-performance sports equipment and in military applications where both strength and reduced weight are crucial.

Package

The 21143-TD refers to a specific chipset package type developed by Intel. It typically refers to a network interface controller (NIC) used in Ethernet communications and may come in a form factor suitable for integration into various networking hardware. The exact package type can vary, so checking the manufacturer's specifications for precise details is recommended.

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