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VSC8115YA-03 PDF预览

VSC8115YA-03

更新时间: 2024-01-04 23:45:57
品牌 Logo 应用领域
VITESSE ATM异步传输模式电信光电二极管电信集成电路
页数 文件大小 规格书
12页 549K
描述
Clock Recovery Circuit, 1-Func, PDSO20, 4.40 X 6.50 MM, TSSOP-20

VSC8115YA-03 技术参数

生命周期:Transferred包装说明:TSSOP,
Reach Compliance Code:unknownHTS代码:8542.39.00.01
风险等级:5.42JESD-30 代码:R-PDSO-G20
长度:6.5 mm功能数量:1
端子数量:20最高工作温度:85 °C
最低工作温度:-20 °C封装主体材料:PLASTIC/EPOXY
封装代码:TSSOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH座面最大高度:1.1 mm
标称供电电压:3.3 V表面贴装:YES
电信集成电路类型:ATM/SONET/SDH CLOCK RECOVERY CIRCUIT温度等级:OTHER
端子形式:GULL WING端子节距:0.65 mm
端子位置:DUAL宽度:4.4 mm
Base Number Matches:1

VSC8115YA-03 数据手册

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VSC8115  
Data Sheet  
STS-12/STS-3 Multirate Clock and Data Recovery Unit  
FEATURES  
G
Low Jitter, High-Speed Outputs Can Be Config-  
ured as either LVPECL or Low Power LVDS  
G
Performs Clock and Data Recovery for  
622.08Mb/s (STS-12/OC-12/STM-4) or  
155.52Mb/s (STS-3/OC-3/STM-1) NRZ Data  
G
G
G
G
G
Low Power: 188mW Typical Power  
+3.3V Power Supply  
G
G
19.44MHz Reference Frequency LVTTL Input  
Lock Detect Output Pin Monitors Data Run  
20-Pin TSSOP Package  
Length and Frequency Drift from Reference Clock  
Requires One External Capacitor  
G
G
Data is Retimed at the Output  
PLL Bypass Operation Facilitates Board Debug  
Process  
Active HIGH Signal Detect LVPECL Input  
GENERAL DESCRIPTION  
The VSC8115 functions as a Clock and Data Recovery (CDR) unit for SONET/SDH-based equipment to derive high-  
speed timing signals. The VSC8115 recovers the clock from the scrambled NRZ data operating at 622.08Mb/s (STS-  
12/OC-12/STM-4) or 155.52Mb/s (STS-3/OC-3/STM-1). After the clock is recovered, the data is retimed using an  
output flip-flop. Both recovered clock and retimed data outputs can be configured as LVDS or LVPECL signals to  
facilitate a low-jitter and low-power interface.  
VSC8115 Block Diagram  
Divider  
STS12  
CAP+  
CAP–  
Loop  
Filter  
VCO  
BYPASS  
LOCKDET  
DATAOUT  
Phase/  
Frequency  
Detector  
2
2
2
DATAIN  
SD  
LOCKREFN  
0
CLKOUT  
1
REFCLK  
G52272, Rev 4.2  
5/14/03  
© VITESSE SEMICONDUCTOR CORPORATION • 741 Calle Plano • Camarillo, CA 93012  
Tel: (800) VITESSE • FAX: (805) 987-5896 • Email: prodinfo@vitesse.com  
Internet: www.vitesse.com  
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