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CDCEL949PWR PDF预览

CDCEL949PWR

更新时间： 2024-09-29 06:47:07
品牌 Logo 应用领域
德州仪器 - TI 石英晶振压控振荡器时钟
页数 文件大小 规格书
31页 521K
描述
Programmable 4-PLL VCXO Clock Synthesizer with 1.8V, 2.5V and 3.3V LVCMOS Outputs

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CDCEL949PWR 数据手册

 浏览型号CDCEL949PWR的Datasheet PDF文件第2页浏览型号CDCEL949PWR的Datasheet PDF文件第3页浏览型号CDCEL949PWR的Datasheet PDF文件第4页浏览型号CDCEL949PWR的Datasheet PDF文件第5页浏览型号CDCEL949PWR的Datasheet PDF文件第6页浏览型号CDCEL949PWR的Datasheet PDF文件第7页 
CDCE949  
CDCEL949  
www.ti.com  
SCAS844D –AUGUST 2007–REVISED MARCH 2010  
Programmable 4-PLL VCXO Clock Synthesizer with 1.8V, 2.5V and 3.3V LVCMOS Outputs  
Check for Samples: CDCE949, CDCEL949  
1
FEATURES  
•
Flexible Input Clocking Concept  
234  
•
Member of Programmable Clock Generator  
Family  
–
–
–
External Crystal: 8 to 32 MHz  
On-Chip VCXO: Pull-Range ±150 ppm  
Single-Ended LVCMOS up to 160 MHz  
–
–
–
–
CDCE913/CDCEL913: 1 PLLs, 3 Outputs  
CDCE925/CDCEL925: 2 PLLs, 5 Outputs  
CDCE937/CDCEL937: 3 PLLs, 7 Outputs  
CDCE949/CDCEL949: 4 PLLs, 9 Outputs  
•
•
Low-Noise PLL Core  
–
–
Integrated PLL Loop Filter Components  
Very Low Period Jitter (typ 60 ps)  
•
•
In-System Programmability and EEPROM  
Separate Output Supply Pins  
–
–
Serial Programmable Volatile Register  
–
–
CDCE949: 3.3 V and 2.5 V  
CDCEL949: 1.8 V  
Non-Volatile EEPROM to Store Customer  
Settings  
•
•
•
•
1.8 V Device Power Supply  
Wide Temperature Range –40° C to 85° C  
Packaged in TSSOP  
Highly Flexible Clock Driver  
–
Three User-Definable Control Inputs  
[S0/S1/S2] e.g. SSC-Selection, Frequency  
Switching, Output Enable or Power Down  
Development and Programming Kit for Ease  
PLL Design and Programming (TI-Pro Clock)  
–
Generates Highly-Accurate Clocks for  
Video, Audio, USB, IEEE1394, RFID,  
Generates Common Clock Frequencies  
Used with TI DaVinci™, OMAP™, DSPs  
APPLICATIONS  
•
D-TV, HD-TV, STB, IP-STB, DVD-Player,  
DVD-Recorder, Printer  
–
–
–
BlueTooth™, WLAN, Ethernet and GPS  
Programmable SSC Modulation  
Enables 0-PPM Clock Generation  
•
General Purpose Frequency Synthesizing  
•
Selectable Output Frequency up to 230 MHz  
VDDOUT  
VDD  
GND  
Vctr  
LV  
CMOS  
Y1  
VCXO  
XO  
LV  
CMOS  
LVCMOS  
Y2  
PLL1  
EEPROM  
Programming  
and  
with SSC  
3
LV  
CMOS  
Y3  
S2/S1/S0 or  
SDA/SCL  
Xin/Clk  
S0  
Vdd  
1
2
3
4
5
6
7
8
9
24 Xout  
23 S1/SDA  
22 S2/SCL  
21 Y1  
Control Register  
LV  
CMOS  
Y4  
Y5  
Y6  
Y7  
Y8  
Y9  
Vctr  
PLL2  
GND  
Vddout  
Y4  
20 GND  
19 Y2  
Divider  
and  
with SSC  
LV  
CMOS  
Output  
Control  
18 Y3  
Y5  
GND  
17 Vddout  
16 Y6  
LV  
CMOS  
Vddout 10  
Y8 11  
Y9 12  
15 Y7  
PLL3  
14 GND  
13 Vdd  
with SSC  
LV  
CMOS  
LV  
CMOS  
PLL4  
with SSC  
LV  
CMOS  
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas  
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.  
2
3
4
DaVinci, OMAP, Pro Clock are trademarks of Texas Instruments.  
BlueTooth is a trademark of Bluetooth SIG, Inc.  
I2C is a trademark of Philips Electronics.  
PRODUCTION DATA information is current as of publication date.  
Products conform to specifications per the terms of the Texas  
Instruments standard warranty. Production processing does not  
necessarily include testing of all parameters.  
Copyright © 2007–2010, Texas Instruments Incorporated  
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CDCEL949PWR 替代型号

型号 品牌 替代类型 描述 数据表
CDCEL949PWRG4 TI

完全替代

 Programmable 4-PLL VCXO Clock Synthesizer with 1.8V, 2.5V and 3.3V LVCMOS Outputs
CDCEL949PWG4 TI

完全替代

 Programmable 4-PLL VCXO Clock Synthesizer with 1.8V, 2.5V and 3.3V LVCMOS Outputs
CDCEL949PW TI

完全替代

 Programmable 4-PLL VCXO Clock Synthesizer with 1.8V, 2.5V and 3.3V LVCMOS Outputs

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