NS32491 Serial Network Interface

National

Description

DP8391 NS32491 Serial Network Interface July 1986 DP8391 NS32491 Serial Network Interface General .
The DP8391 Serial Network Interface (SNI) provides the Manchester data encoding and decoding functions for IEEE 802 3 Ethernet Cheapernet type local a.

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Datasheet Specifications

Part number: NS32491
Manufacturer: National
File Size: 175.50 KB
Datasheet: NS32491_NationalSemiconductor.pdf
Description: Serial Network Interface

Features

* Y Y Y Y Y Y Y Y Y Y Compatible with Ethernet II IEEE 802 3 10base5 and 10base2 (Cheapernet) 10 Mb s Manchester encoding decoding with receive clock recovery Patented digital phase locked loop (DPLL) decoder requires no precision external components Decodes Manchester data with up to g 20 ns of

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NS32491 Serial Network Interface National

National NS32491-like datasheet