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RTL8021N-GR 参数 Datasheet PDF下载

RTL8021N-GR图片预览
型号: RTL8021N-GR
PDF下载: 下载PDF文件 查看货源
内容描述: - 12号的铝制车身绘( RAL 7032 ) []
分类和应用:
文件页数/大小: 40 页 / 606 K
品牌: ETC [ ETC ]
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RTL8201N  
Datasheet  
Table of Contents  
1. GENERAL DESCRIPTION................................................................................................................................................1  
2. FEATURES...........................................................................................................................................................................2  
3. APPLICATIONS..................................................................................................................................................................2  
4. BLOCK DIAGRAM.............................................................................................................................................................3  
5. PIN ASSIGNMENTS ...........................................................................................................................................................4  
5.1.  
GREEN PACKAGE AND VERSION IDENTIFICATION.........................................................................................................4  
6. PIN DESCRIPTIONS ..........................................................................................................................................................5  
6.1.  
6.2.  
6.3.  
6.4.  
6.5.  
6.6.  
6.7.  
6.8.  
6.9.  
MII INTERFACE ............................................................................................................................................................5  
RMII INTERFACE .........................................................................................................................................................6  
SNI (SERIAL NETWORK INTERFACE) 10MBPS ONLY ....................................................................................................6  
CLOCK INTERFACE .......................................................................................................................................................7  
10MBPS/100MBPS NETWORK INTERFACE....................................................................................................................7  
DEVICE CONFIGURATION INTERFACE ...........................................................................................................................8  
LED INTERFACE...........................................................................................................................................................8  
POWER PINS.................................................................................................................................................................9  
RESET AND OTHER PINS...............................................................................................................................................9  
7. REGISTER DESCRIPTIONS ..........................................................................................................................................10  
7.1.  
7.2.  
7.3.  
7.4.  
7.5.  
7.6.  
7.7.  
7.8.  
7.9.  
7.10.  
7.11.  
7.12.  
REGISTER 0 BASIC MODE CONTROL REGISTER..........................................................................................................10  
REGISTER 1 BASIC MODE STATUS REGISTER .............................................................................................................11  
REGISTER 2 PHY IDENTIFIER REGISTER 1..................................................................................................................12  
REGISTER 3 PHY IDENTIFIER REGISTER 2..................................................................................................................12  
REGISTER 4 AUTO-NEGOTIATION ADVERTISEMENT REGISTER (ANAR) ....................................................................12  
REGISTER 5 AUTO-NEGOTIATION LINK PARTNER ABILITY REGISTER (ANLPAR)......................................................13  
REGISTER 6 AUTO-NEGOTIATION EXPANSION REGISTER (ANER) .............................................................................14  
REGISTER 16 NWAY SETUP REGISTER (NSR).............................................................................................................14  
REGISTER 17 LOOPBACK, BYPASS, RECEIVER ERROR MASK REGISTER (LBREMR).................................................14  
REGISTER 18 RX_ER COUNTER (REC) .....................................................................................................................15  
REGISTER 19 SNR DISPLAY REGISTER.......................................................................................................................15  
REGISTER 25 TEST REGISTER.....................................................................................................................................15  
8. FUNCTIONAL DESCRIPTION.......................................................................................................................................16  
8.1.  
8.1.1.  
8.1.2.  
8.2.  
8.2.1.  
8.2.2.  
8.2.3.  
8.2.4.  
MII AND MANAGEMENT INTERFACE ..........................................................................................................................16  
Data Transition.....................................................................................................................................................16  
Serial Management...............................................................................................................................................17  
AUTO-NEGOTIATION AND PARALLEL DETECTION ......................................................................................................18  
Setting the Medium Type and Interface Mode to MAC.........................................................................................18  
UTP Mode and MII Interface ...............................................................................................................................19  
UTP Mode and SNI Interface ...............................................................................................................................19  
Fiber Mode and MII Interface..............................................................................................................................19  
FLOW CONTROL SUPPORT ..........................................................................................................................................20  
HARDWARE CONFIGURATION AND AUTO-NEGOTIATION ............................................................................................20  
SERIAL NETWORK INTERFACE....................................................................................................................................21  
POWER DOWN, LINK DOWN, POWER SAVING, AND ISOLATION MODES ......................................................................21  
MEDIA INTERFACE .....................................................................................................................................................22  
100Base-TX Transmit & Receive Operation ........................................................................................................22  
100Base-FX Fiber Transmit & Receive Operation ..............................................................................................22  
10Base-T Transmit & Receive Operation.............................................................................................................23  
REPEATER MODE OPERATION.....................................................................................................................................23  
8.3.  
8.4.  
8.5.  
8.6.  
8.7.  
8.7.1.  
8.7.2.  
8.7.3.  
8.8.  
Single-Chip/Port 10/100 Fast Ethernet PHYceiver  
With Auto MDIX  
iii  
Rev. 1.2  
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