Microchip KSZ8721BI

ТрансиверMII, RMII

Overview

Operating at 2.5 volts to meet low voltage and low power requirements, the KSZ8721BI is a 10BaseT/100BaseTX/FX Physical Layer Transceiver, which provides an MII to transmit and receive data. It contains the 10BaseT Physical Medium Attachment (PMA), Physical Medium Dependent (PMD), and Physical Coding Sub-layer (PCS) functions. Moreover, the KSZ8721BI has on-chip 10BaseT output filtering, which eliminates the need for external filters and allows a single set of line magnetics to be used to meet requirements for both 100BaseTX and 10BaseT.The KSZ8721BI can automatically configure itself for 100 or 10 Mbps and full or half duplex operation, using on-chip Auto-Negotiation algorithm. It is an ideal choice of physical layer transceiver for 100BaseTX/10BaseT applications.Microchip's complimentary and confidential LANCheck® online design review service is available for customers who have selected our products for their application design-in. The LANCheck online design review service is subject to Microchip's Program Terms and Conditions and requires a myMicrochip account.

Please consider this deviceKSZ8081,KSZ8091

Features

Applications

• Cordless telephone
• Desktop PC
• Notebook
• Pocket PC
• Desktop radio
• Clock radio
• Tuner
• Portable radio
• Car radio
• Satellite radio receiver