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参数资料
| 型号： | KSZ8721SL TR |
| 厂商： | Micrel Inc |
| 文件页数： | 28/33页 |
| 文件大小： | 0K |
| 描述： | IC TXRX PHY 10/100 3.3V 48SSOP |
| 标准包装： | 1 |
| 类型： | 收发器 |
| 驱动器/接收器数： | 1/1 |
| 规程： | IEEE 802 |
| 电源电压： | 3 V ~ 3.6 V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 48-BSSOP（0.295"，7.50mm 宽） |
| 供应商设备封装： | 48-SSOP |
| 包装： | 标准包装 |
| 产品目录页面： | 1080 (CN2011-ZH PDF) |
| 配用： | 576-1630-ND - BOARD EVALUATION FOR KSZ8721SL |
| 其它名称： | 576-1031-6 |
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KS8721BL/SL
Micrel
M9999-051704
4
May 2004
Table Of Contents
Pin Description ............................................................................................................................................................ 6
Strapping Option ......................................................................................................................................................... 9
Pin Configuration ...................................................................................................................................................... 10
Introduction
........................................................................................................................................................... 11
100BASE-TX Transmit ........................................................................................................................................ 11
100BASE-TX Receive ......................................................................................................................................... 11
PLL Clock Synthesizer ......................................................................................................................................... 11
Scrambler/De-scrambler (100BASE-TX only) ..................................................................................................... 11
10BASE-T Transmit ............................................................................................................................................. 11
10BASE-T Receive .............................................................................................................................................. 11
SQE and Jabber Function (10BASE-T only) ....................................................................................................... 11
Auto-Negotiation .................................................................................................................................................. 11
MII Management Interface ................................................................................................................................... 12
MII Data Interface ................................................................................................................................................ 12
Transmit Clock ............................................................................................................................................. 12
Receive Clock .............................................................................................................................................. 12
Transmit Enable ........................................................................................................................................... 12
Receive Data Valid ...................................................................................................................................... 12
Error Signals ................................................................................................................................................ 12
Carrier Sense ............................................................................................................................................... 12
Collision ........................................................................................................................................................ 13
RMII (Reduced MII) Data Interface ..................................................................................................................... 13
RMII Signal Definition .......................................................................................................................................... 13
Reference Clock .................................................................................................................................................. 13
Carrier Sense/Receive Data Valid ....................................................................................................................... 13
Receive Data ....................................................................................................................................................... 13
Transmit Enable ................................................................................................................................................... 13
Transmit Data ...................................................................................................................................................... 14
Collision Detection ............................................................................................................................................... 14
RX_ER
........................................................................................................................................................... 14
RMII AC Characteristics ...................................................................................................................................... 14
Unused RMII Pins ................................................................................................................................................ 14
Auto-Crossover (Auto-MDI/MDI-X) ...................................................................................................................... 15
Power Management ............................................................................................................................................. 16
100BT FX Mode .................................................................................................................................................. 16
Media Converter Operation ................................................................................................................................. 16
Circuit Design Reference for Power Supply ........................................................................................................ 17
Register Map
........................................................................................................................................................... 18
Register 0h: Basic Control .................................................................................................................................. 18
Register 1h: Basic Status ................................................................................................................................... 18
Register 2h: PHY Identifier 1 .............................................................................................................................. 19
Register 3h: PHY Identifier 2 .............................................................................................................................. 19
Register 4h: Auto-Negotiation Advertisement ..................................................................................................... 19
Register 5h: Auto-Negotiation Link Partner Ability .............................................................................................. 19
Register 6h: Auto-Negotiation Expansion ........................................................................................................... 20
Register 7h: Auto-Negotiation Next Page ........................................................................................................... 20
Register 8h: Link Partner Next Page Ability ........................................................................................................ 20
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相关代理商/技术参数 |
参数描述 |
|---|---|
| KSZ8765CLXCC | 功能描述:Ethernet Switch 10/100 Base-FX/T/TX PHY MII, RMII Interface 80-LQFP (10x10) 制造商:microchip technology 系列:- 包装:托盘 零件状态:有效 协议:以太网 功能:开关 接口:MII，RMII 标准:10/100 Base-FX/T/TX PHY 电压 - 电源:3.3V 电流 - 电源:- 工作温度:0°C ~ 70°C 封装/外壳:80-LQFP 供应商器件封装:80-LQFP（10x10） 标准包装:160 |
| KSZ8765CLXIC | 功能描述:Ethernet Switch 10/100 Base-FX/T/TX PHY MII, RMII Interface 80-LQFP (10x10) 制造商:microchip technology 系列:- 包装:托盘 零件状态:有效 协议:以太网 功能:开关 接口:MII，RMII 标准:10/100 Base-FX/T/TX PHY 电压 - 电源:3.3V 电流 - 电源:- 工作温度:-40°C ~ 85°C 封装/外壳:80-LQFP 供应商器件封装:80-LQFP（10x10） 标准包装:160 |
| KSZ8775CLXCC | 功能描述:Ethernet Controller 10/100 Base-FX/T/TX PHY MII, RMII Interface 80-LQFP (10x10) 制造商:microchip technology 系列:- 包装:托盘 零件状态:有效 协议:以太网 功能:控制器 接口:MII，RMII 标准:10/100 Base-FX/T/TX PHY 电压 - 电源:3.3V 电流 - 电源:- 工作温度:0°C ~ 70°C 封装/外壳:80-LQFP 供应商器件封装:80-LQFP（10x10） 标准包装:160 |
| KSZ8775CLXIC | 功能描述:Ethernet Controller 10/100 Base-FX/T/TX PHY MII, RMII Interface 80-LQFP (10x10) 制造商:microchip technology 系列:- 包装:托盘 零件状态:有效 协议:以太网 功能:控制器 接口:MII，RMII 标准:10/100 Base-FX/T/TX PHY 电压 - 电源:3.3V 电流 - 电源:- 工作温度:-40°C ~ 85°C 封装/外壳:80-LQFP 供应商器件封装:80-LQFP（10x10） 标准包装:160 |
| KSZ8794CNXCC | 功能描述:Ethernet Controller 10/100 Base-T/TX PHY MII, RMII Interface 64-QFN (8x8) 制造商:microchip technology 系列:- 包装:托盘 零件状态:有效 协议:以太网 功能:控制器 接口:MII，RMII 标准:10/100 Base-T/TX PHY 电压 - 电源:3.3V 电流 - 电源:- 工作温度:0°C ~ 70°C 封装/外壳:64-VFQFN 裸露焊盘 供应商器件封装:64-QFN（8x8） 标准包装:260 |
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