SMC Networks SMC91C95 사용자 설명서

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SMC91C95
PRELIMINARY
ISA/PCMCIA Full Duplex Single-Chip
Ethernet and Modem Controller with RAM
FEATURES
• 
ISA/PCMCIA Single Chip Ethernet Controller
With Modem Support
• 
6 Kbytes Built-In RAM
• 
Supports IEEE 802.3 (ANSI 8802-3) Ethernet
Standards
• 
Full Duplex Support
• 
Hardware Memory Management Unit
• 
Built-In AUI and 10BASE-T Network
Interfaces
• 
Simultasking  - Early Transmit and Early
Receive Functions
• 
Advanced Power Management
Features/Including Magic Packet Frame
Control
• 
Software Compatible with SMC91C92/
SMC91C94 (in ISA Mode)
• 
Configuration Registers Implement Cardbus
Multi-Function Specification V3.0 with
Backward Compatibility to V2.1
• 
Interfaces Directly to Lucent Technologies and
Rockwell International Modem Chipsets
• 
On-Chip Attribute Memory (CIS) of up to 512
Bytes (On Even Addresses) For Card
Configuration Information; Expandable
Externally
• 
Option for Serial or Parallel EEPROM for CIS
• 
Optional External Flash Capability for XIP
(Execute in Place)
• 
Automatic Technology to Detect TX/RX
10BASE-T Tranceiver Pair Miswiring
• 
Low Power CMOS Design
• 
Supports Magic Packet Wakeup
• 
128 Pin VTQFP Package
Bus Interface
• 
Direct Interface to ISA and PCMCIA with
No Wait States
• 
High Impedance Speaker Interface
• 
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
• 
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
Simultasking is a trademark and SMC is a registered trademark of Standard Microsystems Corporation