BCM5221
Brief
®
10/100BASE-TX/FX Mini-Φ™ Transceiver
SUMMARY OF BENEFITS
FEATURES
• Power Supply: 2.5V or 3.3V
• Low power and intelligent power management
• Increased active working time
• Prolonged battery life in active standby
• Increased reliability
• Integrated voltage regulator to allow operation from a single
supply source
• Power Consumption: <175 mW
• Improved ease of use and installation, reduced support cost
• Unique energy detection circuit to enable intelligent power management
• HP Auto-MDIX
• Cable length indication
• Cable noise level indication
• Straight-through or crossover cables are accommodated, and such
accommodation is independent of installation
• Advanced cable diagnostic features to enable remote
monitoring and debug of cabling infrastructure
• Resistance to cable-sourced electrostatic discharge (CESD) to
reduce product destruction and product returns
• DSP-based Signi-PHY™ architecture to ensure performance
• Robust CESD tolerance
over temperature, voltage, and process variation
• Proven in over two billion Fast Ethernet ports
• Cable length greater than 145 meters
• Well under 10 PPM defect ratio quality
• Ease of manufacturing with JTAG support
• ±10% voltage tolerance
• Fully integrated TX/FX PHY transceiver (MII/RMII-to-TX
magnetics or FX optics)
• Lower system cost
• Simplified system and board design
• Industrial temperature range (–40°C to 85°C) package options
available
• MII and RMII configurable
• IEEE 1149.1 (JTAG) scan chain support
APPLICATIONS
• MII management via serial port
• Servers - Network Controller - Sideband Interface (NC-SI)
• Layout compatible with BCM5201
using RMII interface
• 10BASE-T/100BASE-TX/FX IEEE 802.3u
• Digital TV, PCMCIA/CardBus cards, LAN on motherboard
Fast Ethernet transceiver
(LOM), IP phones, cable modems, set-top boxes and print
servers, wireless access points, and embedded telecom
• Glueless TX-to-FX media conversion
• 64-pin TQFP with 64-pin BGA package, 48-pin KML package;
RoHS 5/6 and 6/6 package options available
Embedded 10/100 BASE-TX Application
System Bus
CPU
SRAM
Media
Access
Controller
(MAC)
BCM5221
MII/RMII
10/100 BASE-TX
Single-Channel
PHY Transceiver
RJ-45
Connector
Magnetics
Module
