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DP83266 MACSITM Device

DP83266 Description

www.DataSheet4U.com DP83266 MACSI Device (FDDI Media Access Controller and System Interface) PRELIMINARY October 1994 DP83266 MACSI TM Device (FDDI.
The DP83266 Media Access Controller and System Interface (MACSI) implements the ANSI X3T9 5 Standard Media Access Control (MAC) protocol for operation.

DP83266 Features

* Y Y Y Y Y Y Y Y Y Y Y Y Over 9 kBytes of on-chip FIFO 5 DMA channels (2 Output and 3 Input) 12 5 MHz to 25 MHz operation Full duplex operation with through parity Supports JTAG boundary scan Real-time Void stripping indicator for bridges On-chip address bit swapping capability 32-bit wide Address

DP83266 Applications

* On the receive side external address matching logic can be used to examine the PH Indicate byte stream to decide whether to copy a frame how to set the control indicators and how to increment the counters On the transmit side transparency options are provided on the Source Address the most significa

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MACSITM Device National Semiconductor
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