参数资料
| 型号： | KSZ8995FQ |
| 厂商： | Micrel Inc |
| 文件页数： | 36/89页 |
| 文件大小： | 0K |
| 描述： | IC SWITCH 10/100 5PORT 128-PQFP |
| 标准包装： | 66 |
| 系列： | * |
| 产品目录页面： | 1081 (CN2011-ZH PDF) |
| 配用： | 576-3872-ND - BOARD EVALUATION FOR KSZ8995FQ |
| 其它名称： | 576-3077 |
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Micrel, Inc.
KS8995MA/FQ
October 2011
41
M9999-102611-3.0
Configuration Interface
The KS8995MA/FQ can function as a managed switch or unmanaged switch. If no EEPROM or micro-controller exists,
the KS8995MA/FQ will operate from its default setting. Some default settings are configured via strap in options as
indicated in the following tables.
Pin #
Pin Name
PU/PD
(1)
Description
(1)
1
MDI-XDIS
Ipd
Disable auto MDI/MDI-X.
PD = (default) = normal operation
PU = disable auto MDI/MDI-X on all ports.
45
MUX1
NC
Factory test pins. MUX1 and MUX2 should be left unconnected for normal operation.
46
MUX2
NC
Mode
MUX1
MUX2
Normal Operation
NC
62
PMRXD3
Ipd/O
PHY[5] MII receive bit 3. Strap option: PD (default) = enable flow control; PU = disable
flow control.
63
PMRXD2
Ipd/O
PHY[5] MII receive bit 2. Strap option: PD (default) = disable back pressure; PU = enable
back pressure.
64
PMRXD1
Ipd/O
PHY[5] MII receive bit 1. Strap option: PD (default) = drop excessive collision packets;
PU = does not drop excessive collision packets.
65
PMRXD0
Ipd/O
PHY[5] MII receive bit 0. Strap option: PD (default) = disable aggressive back-off
algorithm in half-duplex mode; PU = enable for performance enhancement.
66
PMRXER
Ipd/O
PHY[5] MII receive error. Strap option: PD (default) = 1522/1518 bytes; PU = packet size
up to 1536 bytes.
67
PCRS
Ipd/O
PHY[5] MII carrier sense/strap option for port 4 only. PD (default) = force half-duplex if
auto-negotiation is disabled or fails. PU = force full-duplex if auto-negotiation is disabled
or fails. Refer to register 76.
68
PCOL
Ipd/O
PHY[5] MII collision detect/strap option for port 4 only. PD (default) = no force flow
control. PU = force flow control. Refer to register 66.
80
SMRXD3
Ipd/O
Switch MII receive bit 3. Strap option: PD (default) = disable switch MII full-duplex flow
control; PU = enable switch MII full-duplex flow control.
81
SMRXD2
Ipd/O
Switch MII receive bit 2. Strap option: PD (default) = switch MII in full-duplex mode; PU =
switch MII in half-duplex mode.
82
SMRXD1
Ipd/O
Switch MII receive bit 1. Strap option: PD (default) = switch MII in 100Mbps mode; PU =
switch MII in 10Mbps mode.
83
SMRXD0
Ipd/O
Switch MII receive bit 0. Strap option: LED mode PD (default) = mode 0; PU = mode 1.
See “Register 11.”
Mode 0
Mode 1
LEDX_2
Lnk/Act
100Lnk/Act
LEDX_1
Fulld/Col
10Lnk/Act
LEDX_0
Speed
Fulld
Note:
1.
NC = No connect.
Ipd = Input w/internal pull-down.
Ipd/O = Input w/internal pull-down during reset, output pin otherwise.
Fulld = Full duplex.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| KSZ8995FQ-EVAL | 功能描述:以太网开发工具 Integrated 5-Port Switch with Fiber on Port 3 & 4 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: |
| KSZ8995FQI | 功能描述:以太网 IC 5 Port 10/100 Switch with PHY and Frame Buffers (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 |
| KSZ8995M | 功能描述:以太网 IC 5 Port 10/100 Switch with PHY and Frame Buffers (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 |
| KSZ8995MA | 功能描述:以太网 IC 5 Port 10/100 Switch with PHY and Frame Buffers (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 |
| KSZ8995MA4 | 功能描述:IC SWITCH 5-PORT 10/100 128PQFP RoHS:是 类别:集成电路 (IC) >> 专用 IC 系列:* 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:1 系列:- 类型:调帧器 应用:数据传输 安装类型:表面贴装 封装/外壳:400-BBGA 供应商设备封装:400-PBGA（27x27） 包装:散装 |
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