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SY89426JYTR PDF预览

SY89426JYTR

更新时间: 2024-09-30 08:56:35
品牌 Logo 应用领域
麦瑞 - MICREL ATM集成电路SONET集成电路SDH集成电路电信集成电路电信电路异步传输模式时钟
页数 文件大小 规格书
7页 78K
描述
SONET OC-12/OC-3 CLOCK SYNTHESIZER

SY89426JYTR 技术参数

是否Rohs认证: 符合生命周期:Obsolete
零件包装代码:QLCC包装说明:QCCJ,
针数:28Reach Compliance Code:compliant
HTS代码:8542.39.00.01风险等级:5.8
JESD-30 代码:S-PQCC-J28JESD-609代码:e3
长度:11.48 mm湿度敏感等级:2
功能数量:1端子数量:28
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:QCCJ
封装形状:SQUARE封装形式:CHIP CARRIER
认证状态:Not Qualified座面最大高度:4.57 mm
标称供电电压:5 V表面贴装:YES
技术:BIPOLAR电信集成电路类型:ATM/SONET/SDH SUPPORT CIRCUIT
温度等级:INDUSTRIAL端子面层:Matte Tin (Sn)
端子形式:J BEND端子节距:1.27 mm
端子位置:QUAD宽度:11.48 mm
Base Number Matches:1

SY89426JYTR 数据手册

 浏览型号SY89426JYTR的Datasheet PDF文件第2页浏览型号SY89426JYTR的Datasheet PDF文件第3页浏览型号SY89426JYTR的Datasheet PDF文件第4页浏览型号SY89426JYTR的Datasheet PDF文件第5页浏览型号SY89426JYTR的Datasheet PDF文件第6页浏览型号SY89426JYTR的Datasheet PDF文件第7页 
®  
®
6  
SONET OC-12/OC-3  
Precision Edge  
SY89426  
CLOCK SYNTHESIZER  
FEATURES  
Single chip source for 622.08MHz and 155.52MHz  
®
clocks  
Precision Edge  
622.08MHz output is differential PECL, 155.52MHz  
output is single-ended PECL  
DESCRIPTION  
TTL/CMOS compatible inputs and reference output  
SONET compliant jitter performance (0.01UI)  
Choice of three reference frequencies  
Only 395mW (typ)  
Micrel'sSY89426Multi-OutputPhaseLockedLoop(PLL)  
is a SONET compliant clock generator providing  
622.08MHz, 155.52MHz and retimed reference clock  
outputs. The PLL produces low jitter OC-12/STS-12 and  
OC-3/STS-3 rate clocks from an input reference clock of  
38.88, 51.84, or 77.76MHz. Additionally, theinputreference  
clock is retimed and provided as a TTL/CMOS compatible  
output, which may be disabled to minimize switching noise.  
The SY89426 operates from a single +5 volt supply, and  
requires only a simple series RC loop filter.  
Complies with Bellcore, CCITT and ANSI standards  
Single +5 volt power supply  
Fully compatible with industry standard 10KH I/O  
levels  
Available in 28-pin PLCC package  
Coupling Micrel's advanced PLL technology with our  
proprietary ASSET™ bipolar process has produced a clock  
generator IC which exceeds applicable Bellcore and ANSI  
specifications, whilesettinganewstandardforperformance  
and flexibility.  
TYPICAL APPLICATION  
+5V  
+5V  
+3V  
VCC  
VCCO  
2X 50  
RFCK  
(TTL)  
CLOCK  
IN  
CK622P  
(PECL)  
622.08MHz  
CLOCK OUT  
CK622N  
0.1uF  
+3V  
50Ω  
FLTRN  
FLTRP  
SY89426  
1000Ω  
CK155  
(PECL)  
155.52MHz  
CLOCK OUT  
SEL39  
(TTL)  
RETRFCK  
(TTL)  
RETIMED  
REFOUT  
SEL78  
(TTL)  
RST DISC  
(TTL) (TTL)  
GND  
Precision Edge is a registered trademark of Micrel, Inc.  
ASSET is a trademark of Micrel, Inc.  
Rev.: H  
Amendment: /0  
M9999-112105  
hbwhelp@micrel.com or (408) 955-1690  
1
Issue Date: November 2005  

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