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VSC8120 PDF预览

VSC8120

更新时间: 2024-01-10 12:47:46
品牌 Logo 应用领域
VITESSE ATM异步传输模式电信电信集成电路
页数 文件大小 规格书
10页 103K
描述
Clock Recovery Circuit, 1-Func, GAAS, PQFP64, 10 X 10 MM, PLASTIC, QFP-64

VSC8120 技术参数

是否无铅: 含铅是否Rohs认证: 不符合
生命周期:Transferred零件包装代码:QFP
包装说明:FQFP, QFP64,.51SQ,20针数:64
Reach Compliance Code:compliantHTS代码:8542.39.00.01
风险等级:5.44应用程序:SONET;SDH
JESD-30 代码:S-PQFP-G64JESD-609代码:e0
长度:10 mm负电源额定电压:-5.2 V
功能数量:1端子数量:64
最高工作温度:85 °C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:-5 V认证状态:Not Qualified
座面最大高度:2.45 mm子类别:ATM/SONET/SDH ICs
表面贴装:YES技术:GAAS
电信集成电路类型:ATM/SONET/SDH CLOCK RECOVERY CIRCUIT温度等级:OTHER
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

VSC8120 数据手册

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VITESSE  
SEMICONDUCTOR CORPORATION  
Advance Product Information  
2.488 Gbit/sec SONET/SDH  
Clock and Data Recovery IC  
VSC8120  
Features  
• Maintains Clock Output in the Absence of Data  
• 2.488 Gb/s Clock and Data Recovery  
• Sampling Point can be Adjusted Within the Data Eye  
• 10x10 mm PQFP Packaging  
• SONET OC-48 / SDH STM-16  
• Differential ECL I/O  
General Description  
The VSC8120 is a single chip clock recovery IC for use in SONET OC48 and SDH STM16 systems oper-  
ating at the 2.488Gb/s data rate. It complies with SONET jitter tolerance, jitter transfer and jitter peaking spec-  
ifications.  
Alarm functions support typical telecom system applications. The LOL output indicates when the device  
goes out of lock, which would most often occur in the event of a loss of valid data. The NOREF output flags  
when the reference input to the VSC8120 either is removed, or goes severely out of tolerance.  
VSC8120 Block Diagram  
FILTO±  
FILTI±  
PH_ADJ[0:4]  
DI+  
DI–  
CO+  
CO–  
Ph./Freq.  
Detector  
Loop  
Filter  
Phase  
Shifter  
CLOCK  
OUT  
DATA  
IN  
VCO  
Data  
Retiming  
DO+  
DO–  
DATA  
OUT  
LOL  
Lock  
Detect  
NOREF  
REFCLK±  
÷1/÷2/÷4/÷8  
REF_SEL[0:1]  
G52151-0, Rev. 2.0  
10/2/98  
VITESSE SEMICONDUCTOR CORPORATION  
741 Calle Plano, Camarillo, CA 93012 • 805/388-3700 • FAX: 805/987-5896  
Page 1  

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