參數(shù)資料
型號(hào): KSZ8873FLLI
廠商: Micrel Inc
文件頁(yè)數(shù): 25/115頁(yè)
文件大?。?/td> 0K
描述: IC ETHERNET SWITCH 3PORT 64LQFP
產(chǎn)品培訓(xùn)模塊: KSZ8873 Ethernet Switches
標(biāo)準(zhǔn)包裝: 160
控制器類型: 以太網(wǎng)開(kāi)關(guān)控制器
接口: MII
電源電壓: 1.8V,2.5V,3.3V
工作溫度: -40°C ~ 85°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: 576-3632
KSZ8873FLLI-ND
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Micrel, Inc.
KSZ8873MLL/FLL/RLL
September 20, 2013
17
Revision 1.6
Pin Description and I/O Assignment (Continued)
Pin Number
Pin Name
Type
(1)
Description
60
P2LED1
Ipu/O
Port 2 LED Indicators:
Default: Speed (refer to Register 195 bit[5:4])
Strap option: Serial bus configuration
Port 2 LED Indicators:
Default: Link/Act. (refer to Register 195 bit[5:4])
Strap option: Serial bus configuration
Serial bus configuration pins to select mode of access to KSZ8873MLL/FLL/RLL
internal registers.
[P2LED1, P2LED0] = [0, 0] — I
2C master (EEPROM) mode
(If EEPROM is not detected, the KSZ8873MLL/FLL/RLL will be configured with the
default values of its registers and the values of its strap-in pins.)
Interface Signals
Type
Description
SPIQ
O
Not used (tri-stated)
SCL_MDC
O
I
2C clock
SDA_MDIO
I/O
I
2C data I/O
SPISN
I
Not used
[P2LED1, P2LED0] = [0, 1] — I
2C slave mode
The external I
2C master will drive the SCL_MDC clock.
The KSZ8873MLL/FLL/RLL device addresses are:
1011_1111
<read>;
1011_1110
<write>
Interface Signals
Type
Description
SPIQ
O
Not used (tri-stated)
SCL_MDC
I
2C clock
SDA_MDIO
I/O
I
2C data I/O
SPISN
I
Not used
[P2LED1, P2LED0] = [1, 0] — SPI slave mode
Interface Signals
Type
Description
SPIQ
O
SPI data out
SCL_MDC
I
SPI clock
SDA_MDIO
I
SPI data In
SPISN
I
SPI chip select
[P2LED1, P2LED0] = [1, 1] – SMI/MIIM-mode
In SMI mode, the KSZ8873MLL/FLL/RLL provides access to all its internal 8-bit
registers through its SCL_MDC and SDA_MDIO pins.
In MIIM mode, the KSZ8873MLL/FLL/RLL provides access to its 16-bit MIIM
registers through its SDC_MDC and SDA_MDIO pins.
61
P2LED0
Ipu/O
62
RSTN
Ipu
Hardware reset pin (active low)
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