- 您现在的位置：买卖IC网 > PDF目录10659 > 78Q2123/F (Maxim Integrated Products)TXRX 10/100 MDIX 3.3V COMM 32QFN PDF资料下载
参数资料
| 型号： | 78Q2123/F |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 9/38页 |
| 文件大小： | 0K |
| 描述： | TXRX 10/100 MDIX 3.3V COMM 32QFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 490 |
| 类型： | PHY 收发器 |
| 驱动器/接收器数： | 4/4 |
| 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： | 32-VFQFN 裸露焊盘 |
| 供应商设备封装： | 32-QFN 裸露焊盘（5x5） |
| 包装： | 管件 |
第1页第2页第3页第4页第5页第6页第7页第8页当前第9页第10页第11页第12页第13页第14页第15页第16页第17页第18页第19页第20页第21页第22页第23页第24页第25页第26页第27页第28页第29页第30页第31页第32页第33页第34页第35页第36页第37页第38页
DS_21x3_001
78Q2123/78Q2133 Data Sheet
Rev. 1.6
17
cleared by a read operation.
1.0
EXTD
R
1
Extended Capability: Reads ’1’ to indicate the
78Q2123/78Q2133 provide an extended register set (MR2
and beyond).
3.3
MR2: PHY Identifier Register 1
Bit
Symbol
Type
Value
Description
2.15:0
OUI [23:6]
R
000Eh
Organizationally Unique Identifier: This value is 00-C0-39 for
Teridian Semiconductor Corporation. This register contains the
first 16-bits of the identifier.
3.4
MR3: PHY Identifier Register 2
Bit
Symbol
Type
Value
Description
3.15:10
OUI [5:0]
R
1Ch
Organizationally Unique Identifier: Remaining 6 bits of the
OUI.
3.9:4
MN
R
23h
Model Number: The last 2 digits of the model number
78Q2123 are encoded into the 6 bits for both 78Q2123 and
78Q2133.
3.3:0
RN
R
07h
Revision Number: The value ‘0111’ corresponds to the
seventh revision of the silicon.
3.5
MR4: Auto-Negotiation Advertisement Register
Bit
Symbol
Type
Default
Description
4.15
NP
R
0
Next Page: Not supported. Reads logic zero.
4.14
RSVD
R
0
Reserved
4.13
RF
R/W
0
Remote Fault: Setting this bit to ‘1’ allows the device to
indicate to the link partner a Remote Fault Condition.
4.12
A7
R
0
Reserved.
4.11
A6
R/W
0
Asymmetric PAUSE Support Indication for Full Duplex Links.
Default is 0 indicating not supported. If the MAC supports
Asymmetric PAUSE, this bit can be written as 1. Writing to this
register has no effect until auto-negotiation is re-initiated.
4.10
A5
R
0
PAUSE Support Indication for Full Duplex Links. Default is 0
indicating not supported. If the MAC supports PAUSE, this bit
can be written as 1. Writing to this register has no effect until
auto-negotiation is re-initiated
4.9
A4
R
0
100BASE-T4: The 78Q2123/78Q2133 do not support
100BASE-T4 operation.
4.8
A3
R/W
(1)
100BASE-TX Full Duplex: If the MR1.14 bit is ‘1’, this bit will
be set to ‘1’ upon reset and will be writeable. Otherwise, this
bit cannot be set to ‘1’ by the management.
4.7
A2
R/W
(1)
100BASE-TX: If the MR1.13 bit is ‘1’, this bit will be set to ‘1’
upon reset and will be writeable. Otherwise, this bit cannot be
set to ‘1’ by the management.
4.6
A1
R/W
(1)
10BASE-T Full Duplex: If the MR1.12 bit is ‘1’, this bit will be
set to ‘1’ upon reset and will be writeable. Otherwise, this bit
cannot be set to ‘1’ by the management.
相关PDF资料 |
PDF描述 |
|---|---|
| ICL3225EIAZ-T | TRANSMITTER/RCVR RS232 20-SSOP |
| MAX981CUA+T | IC COMPARATOR OD 8-UMAX |
| MAX981ESA+T | IC COMPARATOR OD 8-SOIC |
| MAX972ESA+T | IC COMPARATOR OD 8-SOIC |
| MAX972CUA+T | IC COMPARATOR OD 8-UMAX |
相关代理商/技术参数 |
参数描述 |
|---|---|
| 78Q2123R/F | 功能描述:以太网 IC 10/100 Fast Ethernet MicroPHY 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 |
| 78Q2123R/F1 | 功能描述:以太网 IC 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 |
| 78Q2123S/F | 功能描述:1/1 Transceiver Full Ethernet 16-TQFN (5x5) 制造商:maxim integrated 系列:MicroPHY?? 包装:管件 零件状态:有效 类型:收发器 协议:以太网 驱动器/接收器数:1/1 双工:全 接收器滞后:- 数据速率:- 电压 - 电源:3.3V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:16-WQFN 裸露焊盘 供应商器件封装:16-TQFN（5x5） 标准包装:60 |
| 78Q2123SR/F | 功能描述:1/1 Transceiver Full Ethernet 16-TQFN (5x5) 制造商:maxim integrated 系列:MicroPHY?? 包装:带卷（TR） 零件状态:有效 类型:收发器 协议:以太网 驱动器/接收器数:1/1 双工:全 接收器滞后:- 数据速率:- 电压 - 电源:3.3V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:16-WQFN 裸露焊盘 供应商器件封装:16-TQFN（5x5） 标准包装:2,500 |
| 78Q2132 | 制造商:TDK 制造商全称:TDK Electronics 功能描述:1/10BASE-T HomePNA/Ethernet Transceiver |
发布紧急采购，3分钟左右您将得到回复。