Datasheet > LAN9221

LAN9221

更新时间： 2024-09-30 05:41:31

品牌	Logo	应用领域
SMSC		控制器 PC 以太网局域网（LAN）标准
页数	文件大小	规格书
151页	2069K
描述
High-Performance 16-bit Non-PCI 10/100 Ethernet Controller with Variable Voltage I/O

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LAN9221 数据手册

LAN9221/LAN9221i

High-Performance 16-bit Non-PCI

10/100 Ethernet Controller with

Variable Voltage I/O

Datasheet

PRODUCT FEATURES

Single chip Ethernet controller

Highlights

—

Fully compliant with IEEE 802.3/802.3u standards

Optimized for high performance applications

Efficient architecture with low CPU overhead

Easily interfaces to most 16-bit embedded CPU’s

Integrated Ethernet MAC and PHY

10BASE-T and 100BASE-TX support

Full- and Half-duplex support

Full-duplex flow control

1.8V to 3.3V variable voltage I/O accommodates wide

range of I/O signalling without voltage level shifters

Backpressure for half-duplex flow control

Preamble generation and removal

Automatic 32-bit CRC generation and checking

Automatic payload padding and pad removal

Loop-back modes

Integrated PHY with HP Auto-MDIX support

Integrated checksum offload engine helps reduce

CPU load

Flexible address filtering modes

Low pin count and small body size package for small

form factor system designs

—

One 48-bit perfect address

64 hash-filtered multicast addresses

Pass all multicast

Promiscuous mode

Inverse filtering

Target Applications

Cable, satellite, and IP set-top boxes

Digital video recorders and DVD recorder/players

Digital TV

Pass all incoming with status report

Disable reception of broadcast packets

Integrated 10/100 Ethernet PHY

Digital media clients/servers and home gateways

Video-over IP solutions, IP PBX & video phones

Wireless routers & access points

—

Supports HP Auto-MDIX

Auto-negotiation

Supports energy-detect power down

High-end audio distribution systems

Host bus interface

—

Simple, SRAM-like interface

16-bit data bus

16Kbyte FIFO with flexible TX/RX allocation

One configurable host interrupt

Key Benefits

Non-PCI Ethernet controller for high performance

applications

Miscellaneous features

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16-bit interface with fast bus cycle times

—

Burst-mode read support

—

Small form factor, 56-pin QFN lead-free RoHS

Compliant package

Integrated 1.8V regulator

Integrated checksum offload engine

Mixed endian support

General Purpose Timer

Optional EEPROM interface

Support for 3 status LEDs multiplexed with

Programmable GPIO signals

Minimizes dropped packets

—

Internal buffer memory can store over 200 packets

—

Automatic PAUSE and back-pressure flow control

Minimizes CPU overhead

—

Supports Slave-DMA

—

Interrupt Pin with Programmable Hold-off timer

Reduces system cost and increases design flexibility

SRAM-like interface easily interfaces to most

embedded CPU’s or SoC’s

Single 3.3V Power Supply with Variable Voltage I/O

Commercial and Industrial Temperature Support

Reduced Power Modes

—

Numerous power management modes

Wake on LAN

Magic packet wakeup

Wakeup indicator event signal

Link Status Change

SMSC LAN9221/LAN9221i

DATASHEET

Revision 2.6 (12-04-08)

12 3 4 5 6 7...151

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与LAN9221相关器件

型号	品牌	获取价格	描述	数据表
LAN9221-ABZJ	SMSC	获取价格	High-Performance 16-bit Non-PCI 10/100 Ethernet Controller with Variable Voltage I/O
LAN9221I	SMSC	获取价格	High-Performance 16-bit Non-PCI 10/100 Ethernet Controller with Variable Voltage I/O
LAN9221I-ABZJ	SMSC	获取价格	High-Performance 16-bit Non-PCI 10/100 Ethernet Controller with Variable Voltage I/O
LAN9250	MICROCHIP	获取价格	The LAN9250 is a full-featured, single-chip 10/100 Ethernet controller designed for embedd
LAN9250/PT	MICROCHIP	获取价格	IC,LAN NODE CONTROLLER,TQFP,64PIN
LAN9250T/ML	MICROCHIP	获取价格	IC,LAN NODE CONTROLLER,LLCC,64PIN
LAN9250T/PT	MICROCHIP	获取价格	IC,LAN NODE CONTROLLER,TQFP,64PIN
LAN9250TI/ML	MICROCHIP	获取价格	IC,LAN NODE CONTROLLER,LLCC,64PIN
LAN9250TV/ML	MICROCHIP	获取价格	IC,LAN NODE CONTROLLER,LLCC,64PIN
LAN9250V/ML	MICROCHIP	获取价格	IC,LAN NODE CONTROLLER,LLCC,64PIN

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