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SY89426JITR PDF预览

SY89426JITR

更新时间: 2024-09-29 22:42:35
品牌 Logo 应用领域
麦瑞 - MICREL 时钟
页数 文件大小 规格书
6页 93K
描述
SONET OC-12/OC-3 CLOCK SYNTHESIZER

SY89426JITR 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:QLCC包装说明:QCCJ, LDCC28,.5SQ
针数:28Reach Compliance Code:not_compliant
HTS代码:8542.39.00.01风险等级:5.86
应用程序:SONETJESD-30 代码:S-PQCC-J28
JESD-609代码:e0长度:11.48 mm
湿度敏感等级:1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封装等效代码:LDCC28,.5SQ
封装形状:SQUARE封装形式:CHIP CARRIER
峰值回流温度(摄氏度):240电源:5 V
认证状态:Not Qualified座面最大高度:4.57 mm
子类别:Other Telecom ICs最大压摆率:0.12 mA
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:Tin/Lead (Sn85Pb15)
端子形式:J BEND端子节距:1.27 mm
端子位置:QUAD处于峰值回流温度下的最长时间:30
宽度:11.48 mmBase Number Matches:1

SY89426JITR 数据手册

 浏览型号SY89426JITR的Datasheet PDF文件第2页浏览型号SY89426JITR的Datasheet PDF文件第3页浏览型号SY89426JITR的Datasheet PDF文件第4页浏览型号SY89426JITR的Datasheet PDF文件第5页浏览型号SY89426JITR的Datasheet PDF文件第6页 
SONET OC-12/OC-3  
CLOCK SYNTHESIZER  
ClockWorks™  
SY89426  
FEATURES  
DESCRIPTION  
Single chip source for 622.08MHz and 155.52MHz  
Micrel-Synergy's SY89426 Multi-Output Phase Locked  
Loop (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.  
Coupling Micrel-Synergy's advanced PLL technology  
with our proprietary ASSET™ bipolar process has produced  
a clock generator IC which exceeds applicable Bellcore  
and ANSI specifications, while setting a new standard for  
performance and flexibility.  
clocks  
622.08MHz output is differential PECL, 155.52MHz  
output is single-ended PECL  
TTL/CMOS compatible inputs and reference output  
SONET compliant jitter performance (0.01UI)  
Choice of three reference frequencies  
Only 395mW (typ)  
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  
TYPICAL APPLICATION  
PIN CONFIGURATION  
+5V  
+5V  
+3V  
24 23 22 21 20 19  
25  
VCC  
VCCO  
2X 50  
622.08MHz  
GND  
GND  
18  
26  
27  
V
CC  
CC  
RFCK  
(TTL)  
CLOCK  
IN  
CK622P  
(PECL)  
17  
16  
V
CK622N  
SEL39  
SEL78  
RFCK  
CK622P  
CK622N  
28  
1
CLOCK OUT  
PLCC  
TOP VIEW  
J28-1  
0.1uF  
+3V  
50Ω  
15  
14  
13  
12  
FLTRN  
2
3
4
V
CCO  
SY89426  
FLTRP  
V
CC  
CK155  
GND  
1000Ω  
CK155  
(PECL)  
155.52MHz  
CLOCK OUT  
NC  
SEL39  
(TTL)  
5
6
7
8
9
10 11  
RETRFCK  
(TTL)  
RETIMED  
REFOUT  
SEL78  
(TTL)  
RST DISC  
(TTL) (TTL)  
GND  
Rev.: F  
Amendment: /0  
Issue Date: July, 1999  
1

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