LAN9221 PDF Datasheet
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Description
This is High-Performance 16-bit Non-PCI 10/100 Ethernet Controller. LAN9221, LAN9221i
High-Performance 16-bit Non-PCI 10, 100 Ethernet Controller with Variable Voltage I, O
PRODUCT FEATURES
Highlights
Datasheet Single chip Ethernet controller
Optimized for high performance applications Efficient architecture with low CPU overhead Easily interfaces to most 16-bit embedded CPU’s 1.8V to 3.3V variable voltage I, O accommodates wide range of I, O signalling without voltage level shifters Integrated PHY with HP Auto-MDIX support Integrated checksum offload engine helps reduce CPU load Low pin count and small body size package for small form factor system designs
Fully compliant with IEEE 802.3, 802.3u standards Integrated Ethernet MAC and PHY 10BASE-T and 100BASE-TX support Full- and Half-duplex support Full-duplex flow control 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 One 48-bit p.