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器件描述：ISA/PCMCIA SINGLE CHIP ETHERNET CONTROLLER WITH RAM
器件厂商：SMSC [SMSC Corporation]
厂商主页：http://www.smsc.com/
文件大小：447.56KB
文件页数：120
PDF阅读：91C94.pdf (点击阅读器件资料)
摘要：
LAN91C94
PRELIMINARY
ISA/PCMCIA
Single-Chip Ethernet Controller with RAM
FEATURES
? ISA/PCMCIA Single-Chip Ethernet
Controller
? 4608 Bytes of On-Chip RAM
? Supports IEEE 802.3 (ANSI 8802-3 )
Ethernet Standards
? Simultasking TM - Early Transmit and Early
Receive Functions
? Hardware Memory Management Unit
? Optional Configuration via Serial EEPROM
Interface ( Jumperless)
? Single +5V Power Supply
? Low Power CMOS Design
? 100 Pin QFP, TQFP and VTQFP Pac kage
Bus Interface
? Direct Interface to ISA and PCMCIA with No
Wait States
? Flexible Bus Interface
? 16-Bit Data and Control Paths
? Fast Access Time (40 ns)
? Pipelined Data Path
? Handles Block Word Transfers for Any
Alignment
? High Performance Chained ("Back-to-
Back") Transmit and Receive
? Pin Compatible with LAN91C92 (in ISA
mode)
? Flat Memory Structure for Low CPU
Overhead
? Dynamic Memory Allocation Between
Transmit and Receive
? Buffered Architecture, Insensitive to Bus
Latencies (No Overruns/ Underruns)
? Supports Boot PROM for Diskless ISA
Applications
Network Interface
? Integrates 10BASE-T Transceiver
Functions:
- Driver and Receiver
- Link Integrity Test
- Receive Polarit y Detection and
Correction
? Integrates AUI Interface
? Implements 10 Mbps Manchester
Encoding/Decoding and Clock Recovery
? Automatic Retransmission, Bad Packet
Rejection, and Transmit Padding
? External and Internal Loopback Modes
? Four Direct Driven LEDs for Status/
Diagnostics
Software Drivers
? Uses Certified LAN9000 Drivers Which
Operate with Every Major Network
Operating System
? Software Driver Compatible with LAN91C92
and LAN91C100 (100 Mbps) Controllers in
ISA Mode
? Softwa re Driver Utilizes Full Capability of 32
Bit Microprocessor
Simultasking is a trademark and SMSC is a registered trademark of Standard Microsystems Corporation
相关器件：LAN91C94
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