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KSZ8091RNBCA

Name: KSZ8091RNBCA
Rating: 4.7 (12 reviews)

IC TRANSCEIVER FULL 1/1 32QFN

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規格

Part Status	Active
Type	Transceiver
Protocol	MII, RMII
Number of Drivers/Receivers	1/1
Duplex	Full
Voltage - Supply	1.8V, 2.5V, 3.3V
Operating Temperature	0°C ~ 70°C
Mounting Type	Surface Mount
Package / Case	32-VFQFN Exposed Pad
Supplier Device Package	32-QFN (5x5)
Base Product Number	KSZ8091

概述

Description

The KSZ8091RNBCA is a compact, low-power Ethernet transceiver designed for 10/100 Mbps applications. It is part of Microchip Technology's KSZ8XX series, featuring an integrated PHY that supports both MII and RMII interfaces for easy connectivity with microcontrollers and other digital devices.
Key features include low power consumption, a wide supply voltage range, and support for Auto-Negotiation, allowing for flexible network integration. The device is suitable for industrial, automotive, and consumer applications, where reliable Ethernet connectivity is essential.
Additionally, the KSZ8091RNBCA incorporates advanced features like link status indication and built-in loopback testing, aiding in network diagnostics and maintenance. Its small package size makes it ideal for space-constrained designs, while robust performance ensures reliable communication in various environments.
Overall, the KSZ8091RNBCA is an efficient solution for enabling Ethernet connectivity in diverse electronic systems.

Features

The KSZ8091RNBCA is a compact, single-port Ethernet transceiver designed for 10/100BASE-TX applications. Key features include:
1. High Integration: Combines MAC and PHY functions, reducing external component count.
2. Low Power Consumption: Designed for energy efficiency, ideal for power-sensitive applications.
3. Small Package Size: Available in a 32-pin QFN package, facilitating compact PCB designs.
4. Auto-Negotiation: Supports automatic configuration for 10/100 Mbps data rates.
5. Internal Biasing: Simplifies design by incorporating internal biasing networks.
6. Flexible I/O: Compatible with various interface standards, enhancing versatility in design.
7. Jumbo Frame Support: Accommodates frames larger than the standard Ethernet maximum, beneficial for certain applications.
8. Diagnostic Features: Offers built-in loopback and link status diagnostics for easier troubleshooting.
These features make the KSZ8091RNBCA suitable for use in industrial, automotive, and IoT applications, ensuring reliable Ethernet connectivity.

Package

The KSZ8091RNBCA is packaged in a 16-pin TQFN (Thin Quad Flat No-lead) package. This compact form factor is designed for enhanced thermal performance and reduced footprint, making it suitable for various embedded applications.

Pinout

The KSZ8091RNBCA is a low-power, single-port Ethernet transceiver that supports 10/100 Mbps data rates. It features a total of 32 pins. The primary functions of these pins include:
1. Power Supply: VDD and VSS pins for powering the device.
2. Ethernet Interface: Pins for RX (receive) and TX (transmit) differential pairs, as well as control signals for data communication.
3. Management Interface: Pins for Serial Management Interface (SMI) to manage the PHY settings via the MDIO/MDC protocol.
4. LED Indicators: Pins for status LEDs to indicate link status and activity.
5. Clock Input: For receiving the reference clock signal.
6. Reset: Pin for hardware reset functionality.
This device is commonly used in applications requiring reliable Ethernet connectivity in embedded systems.

Manufacturer

The KSZ8091RNBCA is manufactured by Microchip Technology Inc., a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. Founded in 1989 and headquartered in Chandler, Arizona, Microchip specializes in embedded control applications and offers a wide range of products that include microcontrollers, digital signal controllers, and various interface and connectivity solutions. The company serves diverse markets such as automotive, industrial, consumer, and telecommunications, focusing on delivering innovative and integrated solutions for electronic designs.

Application

The KSZ8091RNBCA is a low-power Ethernet transceiver used in various applications, including industrial automation, automotive networking, smart home devices, and IoT systems. It supports 10/100 Mbps Ethernet communication, making it suitable for networking equipment, remote monitoring, and control systems. Its compact design and low power consumption enable integration in space-constrained and energy-efficient applications.

Equivalent

The KSZ8091RNBCA chip is a single-port Ethernet PHY transceiver. Equivalent products include the Microchip KSZ8041NL, SMSC LAN8720, and TI DP83815. For similar functionality, you might also consider the Realtek RTL8201CP and the Marvell 88E1111. Always verify compatibility based on specific application requirements.