參數(shù)資料
型號： KSZ8873FLL
廠商： Micrel Inc
文件頁數(shù)： 35/115頁
文件大?。?/td> 0K
描述： IC ETHERNET SW 3PORT 64LQFP
產(chǎn)品培訓(xùn)模塊： KSZ8873 Ethernet Switches
特色產(chǎn)品： KSZ8873 Ethernet Switch Controller
標(biāo)準(zhǔn)包裝： 160
控制器類型： 以太網(wǎng)開關(guān)控制器
接口： MII
電源電壓： 1.8V，2.5V，3.3V
工作溫度： 0°C ~ 70°C
安裝類型： 表面貼裝
封裝/外殼： 64-LQFP
供應(yīng)商設(shè)備封裝： 64-LQFP（10x10）
包裝： 托盤
其它名稱： 576-3631
KSZ8873FLL-ND
Micrel, Inc.
KSZ8873MLL/FLL/RLL
September 20, 2013
26
Revision 1.6
Soft Power-Down Mode
The soft power-down mode is entered by setting bit[1:0]=10 in Register 195. When KSZ8873MLL/FLL/RLL is in this mode,
all PLL clocks are disabled, the PHY and the MAC are off, all internal registers value will not change. When the host set
bit[1:0]=00 in Register 195, this device will be back from current soft power down mode to normal operation mode
Power-Saving Mode
The power saving mode is entered when auto-negotiation mode is enabled, cable is disconnected, and by setting
bit[1:0]=11 in Register 195. When KSZ8873MLL/FLL/RLL is in this mode, all PLL clocks are enabled, MAC is on, all
internal registers value will not change, and host interface is ready for CPU read or write. In this mode, it mainly controls
the PHY transceiver on or off based on line status to achieve power saving. The PHY remains transmitting and only turns
off the unused receiver block. Once activity resumes due to plugging a cable or attempting by the far end to establish link,
the KSZ8873MLL/FLL/RLL can automatically enabled the PHY power up to normal power state from power saving mode.
During this power saving mode, the host CPU can set bit[1:0] =0 in Register 195 to transit the current power saving mode
to any one of the other three power management operation modes.
Port-Based Power-Down Mode
In addition, the KSZ8873MLL/FLL/RLL features a per-port power-down mode. To save power, a PHY port that is not in
use can be powered down via port control Register 29 or 45 bit 3, or MIIM PHY register. It will saves about 15mA per port.
Hardware Power Down
KSZ8873 supports a hardware power-down mode. When the Pin PWRDN is activated low, the entire chip is powered
down.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
KSZ8873FLL-EVAL 功能描述:以太網(wǎng)開發(fā)工具 3-Port Fast Ethernet Switch with 2x FX Ports - Evaluation Board RoHS:否 制造商:Micrel 產(chǎn)品:Evaluation Boards 類型:Ethernet Transceivers 工具用于評估:KSZ8873RLL 接口類型:RMII 工作電源電壓:
KSZ8873FLLI 功能描述:以太網(wǎng) IC 3-Port Fast Ethernet Switch with 2x FX Ports (Industrial Grade) RoHS:否 制造商:Micrel 產(chǎn)品:Ethernet Switches 收發(fā)器數(shù)量:2 數(shù)據(jù)速率:10 Mb/s, 100 Mb/s 電源電壓-最大:1.25 V, 3.45 V 電源電壓-最小:1.15 V, 3.15 V 最大工作溫度:+ 85 C 封裝 / 箱體:QFN-64 封裝:Tray
KSZ8873MLL 功能描述:以太網(wǎng) IC 3-Port Fast Ethernet Switch with 1x MII Interface - Lead Free RoHS:否 制造商:Micrel 產(chǎn)品:Ethernet Switches 收發(fā)器數(shù)量:2 數(shù)據(jù)速率:10 Mb/s, 100 Mb/s 電源電壓-最大:1.25 V, 3.45 V 電源電壓-最小:1.15 V, 3.15 V 最大工作溫度:+ 85 C 封裝 / 箱體:QFN-64 封裝:Tray
KSZ8873MLL AM 功能描述:以太網(wǎng) IC 3-Port 10/100 Ethernet Switch with 1x MII Interface (Automotive Grade, Lead Free) RoHS:否 制造商:Micrel 產(chǎn)品:Ethernet Switches 收發(fā)器數(shù)量:2 數(shù)據(jù)速率:10 Mb/s, 100 Mb/s 電源電壓-最大:1.25 V, 3.45 V 電源電壓-最小:1.15 V, 3.15 V 最大工作溫度:+ 85 C 封裝 / 箱體:QFN-64 封裝:Tray
KSZ8873MLL AM TR 功能描述:以太網(wǎng) IC 3-Port 10/100 Ethernet Switch with 1x MII Interface (Automotive Grade, Lead Free) RoHS:否 制造商:Micrel 產(chǎn)品:Ethernet Switches 收發(fā)器數(shù)量:2 數(shù)據(jù)速率:10 Mb/s, 100 Mb/s 電源電壓-最大:1.25 V, 3.45 V 電源電壓-最小:1.15 V, 3.15 V 最大工作溫度:+ 85 C 封裝 / 箱體:QFN-64 封裝:Tray
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