参数资料
型号: KSZ9021GN
厂商: Micrel Inc
文件页数: 4/53页
文件大小: 0K
描述: TXRX ETHERNET GB GMII/MII 64-MLF
标准包装: 348
类型: 收发器
驱动器/接收器数: 8/8
规程: 千兆位以太网
电源电压: 3.135 V ~ 3.465 V
安装类型: 表面贴装
封装/外壳: 64-VFQFN 裸露焊盘
供应商设备封装: 64-QFN(8x8)
包装: 托盘
配用: 576-3873-ND - BOARD EVALUATION FOR KSZ9021GN
其它名称: 576-3635
KSZ9021GN-ND
Micrel, Inc.
KSZ9021GN
September 2010
12
M9999-091010-1.1
Pin Number
Pin Name
Type
(1)
Pin Function
33
TX_EN
I
GMII Mode:
GMII TX_EN (Transmit Enable) Input
MII Mode:
MII TX_EN (Transmit Enable) Input
34
RXD7
O
GMII Mode:
GMII RXD7 (Receive Data 7) Output
MII Mode:
This pin is not used and is driven low.
35
RXD6
O
GMII Mode:
GMII RXD6 (Receive Data 6) Output
MII Mode:
This pin is not used and is driven low.
36
DVDDL
P
1.2V digital VDD
37
RXD5
O
GMII Mode:
GMII RXD5 (Receive Data 5) Output
MII Mode:
This pin is not used and is driven low.
38
RXD4
O
GMII Mode:
GMII RXD4 (Receive Data 4) Output
MII Mode:
This pin is not used and is driven low.
39
RXD3 /
MODE3
I/O
GMII Mode:
GMII RXD3 (Receive Data 3) Output
MII Mode:
MII RXD3 (Receive Data 3) Output /
Config Mode:
The pull-up/pull-down value is latched as MODE3 during
power-up / reset. See “Strapping Options” section for details.
40
DVDDH
P
3.3V or 2.5V digital VDD
41
RXD2 /
MODE2
I/O
GMII Mode:
GMII RXD2 (Receive Data 2) Output
MII Mode:
MII RXD2 (Receive Data 2) Output) /
Config Mode:
The pull-up/pull-down value is latched as MODE2 during
power-up / reset. See “Strapping Options” section for details.
42
DVDDL
P
1.2V digital VDD
43
RXD1 /
MODE1
I/O
GMII Mode:
GMII RXD1 (Receive Data 1) Output
MII Mode:
MII RXD1 (Receive Data 1) Output /
Config Mode:
The pull-up/pull-down value is latched as MODE1 during
power-up / reset. See “Strapping Options” section for details.
44
RXD0 /
MODE0
I/O
GMII Mode:
GMII RXD0 (Receive Data 0) Output
MII Mode:
MII RXD0 (Receive Data 0) Output /
Config Mode:
The pull-up/pull-down value is latched as MODE0 during
power-up / reset. See “Strapping Options” section for details.
45
RX_DV /
CLK125_EN
I/O
GMII Mode:
GMII RX_DV (Receive Data Valid) Output
MII Mode:
MII RX_DV (Receive Data Valid) Output /
Config Mode:
Latched as CLK125_NDO Output Enable during power-up /
reset. See “Strapping Options” section for details.
46
DVDDH
P
3.3V or 2.5V digital VDD
47
RX_ER
O
GMII Mode:
GMII RX_ER (Receive Error) Output
MII Mode:
MII RX_ER (Receive Error) Output
48
RX_CLK /
PHYAD2
I/O
GMII Mode:
GMII RX_CLK (Receive Reference Clock) Output
MII Mode:
MII RX_CLK (Receive Reference Clock) Output /
Config Mode:
The pull-up/pull-down value is latched as PHYAD[2] during
power-up / reset. See “Strapping Options” section for details.
49
CRS
O
GMII Mode:
GMII CRS (Carrier Sense) Output
MII Mode:
MII CRS (Carrier Sense) Output
50
MDC
Ipu
Management Data Clock Input
This pin is the input reference clock for MDIO (pin 51)
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KSZ9021GN-EVAL 功能描述:以太网开发工具 Gigabit Ethernet Transceiver with GMII/MII - Evaluation Board RoHS:否 制造商:Micrel 产品:Evaluation Boards 类型:Ethernet Transceivers 工具用于评估:KSZ8873RLL 接口类型:RMII 工作电源电压:
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KSZ9021GQ 功能描述:以太网 IC Gigabit Ethernet Transceiver with GMII/MII, Lead Free RoHS:否 制造商:Micrel 产品:Ethernet Switches 收发器数量:2 数据速率:10 Mb/s, 100 Mb/s 电源电压-最大:1.25 V, 3.45 V 电源电压-最小:1.15 V, 3.15 V 最大工作温度:+ 85 C 封装 / 箱体:QFN-64 封装:Tray
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