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CDCE949-Q1 Fiches technique(PDF) 1 Page - Texas Instruments

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No de pièce CDCE949-Q1
Description  PROGRAMMABLE 4-PLL VCXO CLOCK SYNTHESIZER WITH 1.8-V, 2.5-,V and 3.3-V LVCMOS OUTPUTS
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Fabricant  TI1 [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI1 - Texas Instruments

CDCE949-Q1 Fiches technique(HTML) 1 Page - Texas Instruments

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Y4
Y5
V
DD
GND
Vctr
V
DDOUT
S2/S1/S0or
SDA/SCL
Y1
VCXO
XO
LVCMOS
3
Y2
Y3
LV
CMOS
LV
CMOS
PLL1
withSSC
LV
CMOS
LV
CMOS
LV
CMOS
PLL2
withSSC
Y6
Y7
LV
CMOS
LV
CMOS
PLL3
withSSC
Y8
Y9
LV
CMOS
LV
CMOS
PLL4
withSSC
Xin/Clk 1
24 Xout
S0 2
23 S1/SDA
Vdd 3
22 S2/SCL
Vctr 4
21 Y1
GND 5
20 GND
Vddout 6
19 Y2
Y4 7
18 Y3
Y5 8
17 Vddout
GND 9
16 Y6
Vddout 10
15 Y7
Y8 11
14 GND
Y9 12
13 Vdd
Divider
and
Output
Control
EEPROM
Programming
and
ControlRegister
CDCE949-Q1
www.ti.com
SCAS891 – FEBRUARY 2010
PROGRAMMABLE 4-PLL VCXO CLOCK SYNTHESIZER
WITH 1.8-V, 2.5-,V and 3.3-V LVCMOS OUTPUTS
Check for Samples: CDCE949-Q1
1
FEATURES
Qualified for Automotive Applications
Selectable Output Frequency up to 230 MHz
Member of Programmable Clock Generator
Flexible Input Clocking Concept
Family
External Crystal: 8 to 32 MHz
CDCE913/CDCEL913: 1 PLLs, 3 Outputs
On-Chip VCXO: Pull-Range ±150 ppm
CDCE925/CDCEL925: 2 PLLs, 5 Outputs
Single-Ended LVCMOS up to 160 MHz
CDCE937/CDCEL937: 3 PLLs, 7 Outputs
Low-Noise PLL Core
CDCE949: 4 PLLs, 9 Outputs
Integrated PLL Loop Filter Components
In-System Programmability and EEPROM
Very Low Period Jitter (typ 60 ps)
Serial Programmable Volatile Register
Separate Output Supply Pins
Non-Volatile EEPROM to Store Customer
3.3 V and 2.5 V
Settings
1.8 V Device Power Supply
Highly Flexible Clock Driver
Latch-Up Performace Meets 100 mA
Three User-Definable Control Inputs
Per JESD 78, Class I
[S0/S1/S2]; e.g,. SSC-Selection, Frequency
Wide Temperature Range –40°C to 125°C
Switching, Output Enable or Power Down
Packaged in TSSOP
Generates Highly-Accurate Clocks for
Development and Programming Kit for Ease
Video, Audio, USB, IEEE1394, RFID,
PLL Design and Programming (TI-Pro Clock)
Generates Common Clock Frequencies
Used with TI DaVinci™, OMAP™, DSPs
APPLICATIONS
BlueTooth™, WLAN, Ethernet and GPS
D-TV, HD-TV, STB, IP-STB, DVD-Player,
Programmable SSC Modulation
DVD-Recorder, Printer
Enables 0-PPM Clock Generation
General Purpose Frequency Synthesizing
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.
PRODUCTION DATA information is current as of publication date.
Copyright © 2010, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.


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