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VSC7135 PDF预览

VSC7135

更新时间: 2024-01-02 15:19:08
品牌 Logo 应用领域
VITESSE 以太网
页数 文件大小 规格书
16页 125K
描述
1.25Gbits/sec Gigabit Ethernet Transceiver

VSC7135 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:QFP包装说明:10 X 10 MM, THERMALLY ENHANCED, PLASTIC, QFP-64
针数:64Reach Compliance Code:unknown
HTS代码:8542.39.00.01风险等级:5.88
Is Samacsys:N数据速率:1250000 Mbps
JESD-30 代码:S-PQFP-G64JESD-609代码:e0
长度:10 mm功能数量:1
端子数量:64收发器数量:1
最低工作温度:封装主体材料:PLASTIC/EPOXY
封装代码:FQFP封装等效代码:QFP64,.51SQ,20
封装形状:SQUARE封装形式:FLATPACK, FINE PITCH
峰值回流温度(摄氏度):NOT SPECIFIED电源:3.3 V
认证状态:Not Qualified座面最大高度:2.45 mm
子类别:Network Interfaces最大压摆率:0.29 mA
标称供电电压:3.3 V表面贴装:YES
技术:GAAS电信集成电路类型:ETHERNET TRANSCEIVER
端子面层:Tin/Lead (Sn/Pb)端子形式:GULL WING
端子节距:0.5 mm端子位置:QUAD
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:10 mm
Base Number Matches:1

VSC7135 数据手册

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VITESSE  
SEMICONDUCTOR CORPORATION  
Data Sheet  
1.25Gbits/sec  
Gigabit Ethernet Transceiver  
VSC7135  
Features  
• Gigabit Ethernet Transceiver @ 1.25Gb/s  
• Low Power Operation - 700 mW  
• Compliant to IEEE 802.3Z PMA  
• Suitable for Both Coaxial or Optical Link  
Applications  
• TTL Interface Compatible to PMA-TBI  
• Monolithic Clock Synthesis and Clock  
Recovery - No External Components  
• 64 Pin, 14mm or 10mm Standard PQFP  
• Single +3.3V Supply  
• 125MHz TTL Reference Clock  
General Description  
The VSC7135 is a 1.25Gb/s Ethernet Transceiver optimized for Gigabit Ethernet or 1000Base-X applica-  
tions. It accepts 10-bit 8B/10B encoded transmit data, latches it on the rising edge of REFCLK and serializes it  
onto the TX PECL differential outputs at a baud rate which is ten times the REFCLK frequency. The VSC7135  
also samples serial receive data on the RX PECL differential inputs, recovers the clock and data, deserializes it  
onto the 10-bit receive data bus, outputs two recovered clocks at one-twentieth of the incoming baud rate and  
detects “Comma” characters. The VSC7135 contains on-chip PLL circuitry for synthesis of the baud-rate trans-  
mit clock, and extraction of the clock from the received serial stream. These circuits are fully monolithic and  
require no external components.  
VSC7135 Block Diagram  
EWRAP  
10  
Q D  
Serial to  
Parallel  
R0:9  
RX+  
RX-  
Q D  
Retimed  
Data  
Clock  
Recovery  
2:1  
÷ 10  
÷ 20  
Recovered  
Clock  
RCLK  
RCLKN  
Comma  
Detect  
Frame  
Logic  
Resync  
COM_DET  
EN_CDET  
10  
TX+  
TX-  
Parallel  
to Serial  
D Q  
D Q  
T0:9  
Serial Data  
Synthesized  
Clock  
PLL Clock  
Multiply  
REFCLK  
G52146-0, Rev. 4.0  
5/28/98  
VITESSE SEMICONDUCTOR CORPORATION  
741 Calle Plano, Camarillo, CA 93012 • 805/388-3700 • FAX: 805/987-5896  
Page 1  

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