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ASM3P2856BG-16-TR PDF预览

ASM3P2856BG-16-TR

更新时间: 2024-09-17 06:38:11
品牌 Logo 应用领域
PULSECORE 晶体时钟发生器微控制器和处理器外围集成电路光电二极管
页数 文件大小 规格书
8页 355K
描述
Custom Clock generator for LCD Projector

ASM3P2856BG-16-TR 技术参数

生命周期:Obsolete包装说明:4.40 MM, GREEN, TSSOP-16
Reach Compliance Code:unknown风险等级:5.84
Is Samacsys:NJESD-30 代码:R-PDSO-G16
长度:5 mm端子数量:16
最高工作温度:70 °C最低工作温度:
最大输出时钟频率:65 MHz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主时钟/晶体标称频率:14.7456 MHz
认证状态:Not Qualified座面最大高度:1.2 mm
最大供电电压:3.6 V最小供电电压:3 V
标称供电电压:3.3 V表面贴装:YES
技术:CMOS温度等级:COMMERCIAL
端子形式:GULL WING端子节距:0.65 mm
端子位置:DUAL宽度:4.4 mm
uPs/uCs/外围集成电路类型:CLOCK GENERATOR, OTHERBase Number Matches:1

ASM3P2856BG-16-TR 数据手册

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ASM3P2856A  
ASM3P2856B  
November 2006  
rev0.1  
Custom Clock generator for LCD Projector  
Product Description  
Features  
ASM3P2856A/B generate the required four custom clock  
frequencies for the LCD Projector. An inexpensive  
14.7456MHz crystal is used to generate a 14.7456MHz  
used by the microcomputer, a 27MHz used by Video, a  
non-spread 65MHz, and a centre spread 65MHz clock used  
by the LCD projector system. The spread spectrum clock  
has +/- 0.5% or +/- 1% spread options. The spread  
spectrum clock of ASM3P2856A/B reduces electromagnetic  
interference (EMI) at the clock source. This allows  
significant system cost savings by reducing the number of  
circuit board layers and shielding that are required to pass  
EMI regulations.  
Custom Clock Generator for LCD Projector  
Generates EMI optimized clock signals for  
LCD Projector system  
Uses an inexpensive 14.7456 MHz crystal for  
generating the required Outputs  
Frequency outputs:  
CLK1 : 27.002MHz (± 20 ppm)  
CLK2 : 14.7456MHz (Zero ppm)  
CLK3 : 65MHz (± 15 ppm)  
CLK4,CLK5 : 65MHz (±15 ppm) Spread  
Spectrum Clock  
ASM3P2856A: +/- 1% centre spread  
ASM3P2856B: selectable +/-1.0% & +/-1.5%  
Centre Spread option  
Applications  
Supply voltage range 3.3V ± 0.3V.  
Available in 16 Pin TSSOP  
Available in Commercial Temperature range  
ASM3P2856A/B is targeted for use in LCD Projectors.  
Block Diagram  
V
DD  
SSON SS%  
CLK1  
CLK2  
CLK3  
XIN  
Crystal  
PLL  
Oscillator  
XOUT  
CLK4  
CLK5  
GND  
PulseCore Semiconductor Corporation  
1715 S. Bascom Ave Suite 200 Campbell, CA 95008 Tel: 408-879-9077 Fax: 408-879-9018  
www.pulsecoresemi.com  
Notice: The information in this document is subject to change without notice.  

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