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參數(shù)資料
| 型號(hào)： | AT76C503A |
| 廠商： | Atmel Corp. |
| 英文描述： | Universal Serial Bus 11-megabit WLAN Media Access Controller |
| 中文描述： | 通用串行總線11兆無(wú)線局域網(wǎng)媒體訪問(wèn)控制器 |
| 文件頁(yè)數(shù)： | 1/3頁(yè) |
| 文件大?。?/td> | 44K |
| 代理商： | AT76C503A |
1
Features
IEEE 802.11b-compliant Wireless Standard
Wireless LAN MAC Unit with ARM7TDMI
RISC Processor
Integrated 128-byte Transmit and 128-byte Receive FIFOs, for Wireless MAC Layer
Functions
Delivers Standard Wireless Networking to Any Host that Supports a Full-speed
(12 Mbps) USB Interface
Glueless SRAM Interface for All MAC Operations, Supporting up to 1M Byte of External
Memory
Integrated 6K x 32-bit Internal SRAM, Used for Fast Program Code Execution and
Temporary Storage of Data
Glueless Flash Memory Interface, Supporting up to 1M Bytes of Nonvolatile Memory
for Permanent Storage of Program Code
Wired Equivalent Privacy (WEP) in Hardware Supporting 64-bit and 128-bit Encryption
The Integrated Physical Attachment Interface (PAI) Fully Supports Direct-sequence
Spread Spectrum and Frequency-hopping Spread Spectrum Physical-layer Interfaces
The WLAN and Inter-networking Functions can be Changed and Updated Easily to New
Requirements Since They are Implemented in Micro Code
Supports 11 Mbps Data Rate with Automatic Fallback to 5.5, 2 and 1 Mbps
128-lead, 14 x 14 mm TQFP Package
Low-voltage Operation (3.3V)
Internal ROM Contains Hardwired USB Control Software for Automatic Configuration
when Card is Inserted in the USB Slot
Device Firmware Upgrade is also Included in the Internal ROM for Downloading
Firmware into Internal SRAM
Offers SPI Interface and Five GPIO Pins
AT76C503A Offers the Option to Download the Whole Code from SPI Flash
Block Diagram
USB Interface
Wireless Physical
Attachment Interface
External Memory
Interface
Internal Memory
I
I
ARM7TDMI
Decoder/
Arbiter/
Bridge
Timers
Interrupt
Controller
WEP
Universal Serial
Bus 11-megabit
WLAN Media
Access
Controller
AT76C503A
Summary
Rev. 1949CS
–
WLAN
–
06/02
Note: This is a summary document. A complete document is
available under NDA. For more information, please contact your
local Atmel sales office.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| AT76C504A | 802.11b Baseband and Media Access Controller (MAC) for PCMCIA Bus |
| AT76C505A | 802.11b Media Access Controller (MAC) and Baseband with USB Interface |
| AT76C505 | 802.11b Media Access Controller (MAC) and Baseband with USB Interface |
| AT76C507 | 802.11b Media Access Controller (MAC) and Baseband with USB Master Capabilities |
| AT76C509 | Ethernet to Wireless Bridge Low-Cost Access Point |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AT76C504 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:AT76C504 Summary [Updated 01/03. 3 Pages] A single-chip baseband controller that can handle IEEE 802.11b standard compliant data rates of up to 11 Mbps and provides all processing and functionality needed for the MAC protocol of IEE 802.11b. It provides a glueless interface confirming to PC Card 95 and can support a variety of RF interfaces. Complete available under Non-disclosure Agreement. |
| AT76C504A | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:802.11b Baseband and Media Access Controller (MAC) for PCMCIA Bus |
| AT76C505 | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:802.11b Media Access Controller (MAC) and Baseband with USB Interface |
| AT76C505A | 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:802.11b Media Access Controller (MAC) and Baseband with USB Interface |
| AT76C505A-0CT144 | 制造商:Atmel Corporation 功能描述:ACCT#301004253 09/29/06 |
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