What is the Additional Feature ?

Name: LAN8740AI-EN-TR
Brand: Microchip Technology
SKU: LAN8740AI-EN-TR
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Microchip Technology LAN8740AI-EN-TR

Part No.:: LAN8740AI-EN-TR

Manufacturer:: Microchip Technology

Package:: 32-VFQFN Exposed Pad

Datasheet:: LAN8740AI-EN-TR.pdf

Description:: IC TRANSCEIVER FULL 1/1 32SQFN

In Stock:: 2193

Quantity:: Add To Cart

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LAN8740AI-EN-TR Specifications

Package/Case:
32-VFQFN Exposed Pad
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
flexPWR™
ProductStatus:
Active
Type:
Transceiver
Protocol:
Ethernet
NumberofDrivers/Receivers:
1/1
Duplex:
Full
ReceiverHysteresis:
-
DataRate:
100Mbps
Voltage-Supply:
1.8V ~ 3.3V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

LAN8740AI-EN-TR this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including LAN8740AI-EN-TR price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for LAN8740AI-EN-TR to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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LAN8740AI-EN-TR information

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LAN8740AI-EN-TR Typical application Circuitry

LAN8740AI-EN-TR

The LAN8740AI-EN-TR is an integral component of the small-footprint, low-power Fast Ethernet PHY family, designed to facilitate seamless and efficient network communication in an array of embedded systems environments. This device is distinguished by its support for the IEEE 802.3/802.3u standards, making it a versatile solution for implementing network connectivity in automotive, industrial, and consumer applications.

1. Supply Voltage Input (VDDIO, VDDA, VDDD): The LAN8740AI-EN-TR is powered by a 3.3V supply, with distinct pins for the core (VDDD), I/O (VDDIO), and analog (VDDA) power supplies. Ensuring that each of these pins is connected to a clean and stable 3.3V source is critical to prevent damage and ensure optimal performance. Employing decoupling capacitors near each supply pin is recommended to filter out noise and provide a steady voltage level.

2. Communication Interface Pins (TXD[1:0], RXD[1:0], TX\_EN, RX\_DV, RX\_ER, MDI): The LAN8740AI-EN-TR's data exchange capabilities are enabled through its TXD and RXD pins, which are responsible for transmitting and receiving data packets, respectively. The TX_EN pin signals the start of transmission, while RX_DV indicates the presence of valid receive data. The RX_ER pin is used to flag errors in received data. The MDI pins (MDI0, MDI1, MDI2, MDI3) are used for differential data transmission and reception over the network cable, facilitating robust data communication.

3. Management Data Interface (MDIO, MDC): For configuration and status monitoring, the LAN8740AI-EN-TR employs the MDIO and MDC pins. This interface allows external controllers to access and modify the PHY's registers, enabling dynamic adjustment of network parameters and real-time monitoring of the device's operational status.

4. LED Status Indicators (LED0, LED1): The LAN8740AI-EN-TR provides two pins for external LED connections, offering visual feedback on network status, such as connection establishment, data transmission, and error conditions. Configuring these LEDs can assist in rapid diagnosis of network issues and monitoring of activity.

5. Reset Functionality (nRESET): A dedicated nRESET pin is included to facilitate the initialization of the LAN8740AI-EN-TR. Applying a low signal to this pin resets the device to its default state, a crucial feature for recovery from fault conditions or for reinitialization purposes during system startup.

6. Configuration Strapping Pins (CONFIG[0:3]): The LAN8740AI-EN-TR features configuration strapping pins that determine the device's operational settings at power-up. These pins are sampled at reset to set parameters such as PHY address and operation mode, allowing for hardware-based configuration without the need for software intervention.

7. Reference Clock Input (XTAL1, XTAL2/REFCLKO): The LAN8740AI-EN-TR uses an external crystal or an external clock signal for its timing reference, connected to the XTAL1 and XTAL2/REFCLKO pins. This clock source is critical for timing the transmission and reception of Ethernet frames, ensuring synchronization with network devices.

Incorporating the LAN8740AI-EN-TR into network-enabled devices requires precise attention to its power supply needs, signal interface layout, management access, and reset mechanisms. By meticulously connecting each pin and considering the LAN8740AI-EN-TR's operational requirements, designers can leverage this PHY to enhance network reliability and performance across a broad spectrum of applications.

LAN8740AI-EN-TR FAQ

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6. What is the process for return or replacement of LAN8740AI-EN-TR?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the LAN8740AI-EN-TR we delivered, we will accept the replacement or return of the LAN8740AI-EN-TR only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of LAN8740AI-EN-TR.

(3)The PartNo is unused and only in the original unpacked packaging.

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(1)Inform us within 90 days

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