BCM5220 Просмотр технического описания (PDF) - Broadcom Corporation
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BCM5220 Datasheet PDF : 2 Pages
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BCM5220
®
10/100BASE-TX SINGLE-CHANNEL SIGNI-PHY™ TRANSCEIVER
FEATURES
SUMMARY OF BENEFITS
• 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
• 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 7-wire serial interface configurable
• IEEE 1149.1 (JTAG) scan chain support
• MII management via serial port
• Pin-compatible with BCM5221
• 10BASE-T/100BASE-TX/FX IEEE 802.3u Fast Ethernet
transceiver
• 64-pin TQFP or 64-pin BGA package
• Provides low power and intelligent power management
• Increased active working time
• Prolonged battery life in active standby
• Increased reliability
• Improves ease of use and installation, reduced support cost
• 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 ensures performance
over temperature, voltage and process variation
• Proven in over 400,000,000 Fast Ethernet ports
• Enables greater product flexibility with BCM5221 pin-
compatibility
• Promotes ease of manufacturing with JTAG support
• Includes fully integrated TX/FX PHY transceiver (MII-to-TX
magnetics or FX optics)
• Lower system cost
• Simplified system and board design
Embedded 10/100 BASE-TX Application
System Bus
CPU
Media
Access
MII
Controller
MAC
BCM5220
10/100 BASE-TX
Single-Channel
PHY Transceiver
RJ45
Connector
Magnetics
Module
SRAM
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