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Name: KSZ9477STXI
Brand: Microchip Technology
SKU: KSZ9477STXI
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 KSZ9477STXI

Part No.:: KSZ9477STXI

Manufacturer:: Microchip Technology

Package:: 128-TQFP Exposed Pad

Datasheet:: KSZ9477STXI.pdf

Description:: IC ETHERNET SWITCH 7PORT 128TQFP

In Stock:: 2843

Quantity:: Add To Cart

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KSZ9477STXI Specifications

Package/Case:
128-TQFP Exposed Pad
Packaging:
Tray
Series:
-
ProductStatus:
Active
Protocol:
Ethernet
Function:
Switch
Interface:
I²C, SPI
Standards:
10/100/1000 Base-T PHY
Voltage-Supply:
1.8V, 2.5V, 3.3V
Current-Supply:
-
OperatingTemperature:
-40°C ~ 85°C

KSZ9477STXI this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including KSZ9477STXI 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 KSZ9477STXI 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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KSZ9477STXI information

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KSZ9477STXI Typical application Circuitry

KSZ9477STXI

Crafting an elaborate circuit connection for the KSZ9477STXI, a seven-port Gigabit Ethernet switch manufactured by Microchip, entails detailed comprehension of each pin's function. Consider the following steps:

1. Power Supply: The VDD33 pins must be connected to a 3.3V power supply, and the VSS pins to the ground of your circuit. A decoupling capacitor is typically placed close to these pins to decrease voltage fluctuations and noise.

2. Strapping Pins: The KSZ9477STXI includes several strapping pins, including STRAP_IN[8:1] and HW_STRAP[3:1]. These pins are sampled at the time of reset and determine the operational configuration of the device, such as MID/RMI/REMIX interface selection and PHY address configuration.

3. Ethernet Ports: Each Ethernet port on the KSZ9477STXI has a corresponding set of pins. For example, Port 1's pins include TX1[3:0]+/-, RX1[3:0]+/-, RXDV1+/-, TXEN1+/-, RXER1+/-, and LED1[3:0]. These need to be connected appropriately for the selected interface (GMI, MID, REMIX, RMI, or SEMI) and linked to the relevant external components (such as transformers for Ethernet PHY interfaces).

4. LED Indicators: The LED pins, such as LED1[3:0], are often used to indicate the link status and activity of the corresponding Ethernet port. They can be connected to external LEDs through current limiting resistors.

5. Reset Circuit: Connect a reset circuit to the RESET pin. A pull-up resistor is typically used, and a reset button can be added for manual reset capability.

6. Clock Source: The KSZ9477STXI requires a 25MHz crystal oscillator connected to the TALI and ITALY pins to provide a clock source for its operation.

7. I2C Interface: If the I2C interface is used for management, the SDA and SCL pins should be connected to the I2C bus, with appropriate pull-up resistors added.

As you proceed with the design, the KSZ9477STXI data sheet will serve as a valuable resource, offering detailed explanations for each pin and feature. After your design has been validated, you may use an Electronic Design Automation (EDA) tool, such as Album Designer or KiCad, to generate your PCB layout and progress to the manufacturing stage.

KSZ9477STXI FAQ

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3. Are the KSZ9477STXI price and inventory displayed accurate?

The price and inventory of KSZ9477STXI fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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6. What is the process for return or replacement of KSZ9477STXI?

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 KSZ9477STXI we delivered, we will accept the replacement or return of the KSZ9477STXI 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 KSZ9477STXI.

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

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations