•
Low power and intelligent power management
• Increased active working time
• Prolonged battery life in active standby
• Increased reliability
•
Improved ease of use and installation, reduced
support cost
• Straight-through or cross-over cables accommodated
independent of installation
• Advanced cable diagnostic features to enable remote
monitoring and debug of cabling infrastructure
• Resistance to CESD to reduce product destruction and
product returns
•
DSP-based Signi-PHY™ architecture to ensure
performance over temperature, voltage and process
variation
• Proven in over 450,000,000 Fast Ethernet ports
•
Faster design turn-around with BCM5201 layout
compatibility
•
Ease of manufacturing with JTAG support
•
Fully integrated TX/FX PHY transceiver (MII/RMII-
to-TX magnetics or FX optics)
• Lower system cost
• Simplified system and board design
10/100BASE-TX SINGLE-CHANNEL SIGNI-PHY™ TRANSCEIVER
Embedded 10/100 BASE-TX Application
SUMMARY OF BENEFITS
PRODUCTPRODUCT
BriefBrief
BCM5221
RJ45
Connector
MII/RMIISystem Bus
Media
Access
Controller
MAC
CPU
Magnetics
Module
SRAM
BCM5221
10/100 BASE-TX
Single-Channel
PHY Transceiver
•
Power Supply: 2.5V or 3.3V
•
Integrated Voltage Regulator to Allow Operation from
a Single Supply Source
•
Power Consumption: <275 mW
•
Unique Energy Detection Circuit to Enable Intelligent
Power Management
•
HP Auto-MDIX
•
Cable Length Indication
•
Cable Noise Level Indication
•
Robust CESD Tolerance
• Cable Length Greater Than 140 meters
• Well Under 10 PPM Defect Ratio Quality
•
+10% Voltage Tolerance
•
Industrial Temperature Range (-40 to 85C)
•
MII and RMII Configurable
•
IEEE 1149.1 (JTAG) Scan Chain Support
•
MII Management Via Serial Port
•
Layout-Compatible with BCM5201
•
10BASE-T/100BASE-TX/FX IEEE 802.3u
Fast Ethernet Transceiver
•
Glueless TX-to-FX Media Conversion
•
64-pin TQFP or 64-pin BGA Package
BCM5221 FEATURES
®