Answered

• CDCE925: is 3-PLL, 7 Outputs model really exist ?

  

  Romain Naour

  Resolved

  Part Number: CDCE925 Other Parts Discussed in Thread: CDCE937 Hello, The cdce925 datasheet mentions two "variant" of this device: CDCEx925: 2-PLL, 5 Outputs CDCEx925: 3-PLL, 7 Outputs Later in the datasheet in the table 5 "Slave Receiver Address (7…

  • Resolved

  • over 3 years ago
  • Clock & timing
  • Clock & timing forum

• CDCE925: data retention

  

  PRAHLAD Supeda

  TI Thinks Resolved

  Part Number: CDCE925 Can you please confirm on the life time for the CDCE925 PLL? The data sheet mentions the Data retention time as 10 years minimum. Is that mean the guaranteed life span for the device is only 10 years / it would require reprogramming…

  • over 4 years ago
  • Clock & timing
  • Clock & timing forum

• CDCE925: CLK and S0 pins 3.3V Compatibility

  

  Thomas CN1

  TI Thinks Resolved

  Part Number: CDCE925 Hello, The CDCE925 data sheet Pin Functions table mentions the Xin/CLK and S0 pins as LVCMOS compatible input pins . Normally LVCMOS logic levels are referenced to 3.3V . But the recommended operating conditions table mentions…

  • over 3 years ago
  • Clock & timing
  • Clock & timing forum
Answered

• CDCE925: CDCE949 Clock Generator

  

  JOE

  Resolved

  Part Number: CDCE925 Other Parts Discussed in Thread: CDCE949 , SN74LVC2G157 , LMK00105 , CDCE6214 , CDCM6208 Hi, I am using CDCE949 clock generator. I want to disable one of the clock generator pin and use external clock source with SMA connector through…

  • Resolved

  • over 3 years ago
  • Clock & timing
  • Clock & timing forum
Answered

• CDCE925: Calculating N, P, Q, R for CDCE925

  

  Chris Burrell83

  Resolved

  Part Number: CDCE925 Other Parts Discussed in Thread: CLOCKPRO I have seen the question and would like to ask further about the algorithm to use to find the values for the CDCE925. The strategy for increasing N / M isn't what TI Clock Pro does, neither…

  • Resolved

  • over 5 years ago
  • Clock & timing
  • Clock & timing forum

• CDCE925: PCIE

  

  GARETH OU

  TI Thinks Resolved

  Part Number: CDCE925 Other Parts Discussed in Thread: CDCE6214 , CDCM6208 Hi Does CDCE925 support PCIE 2? Can replace 9FGV0241?

  • over 4 years ago
  • Clock & timing
  • Clock & timing forum
Answered

• CDCE925: Xin/CLK: Vi @ 2.5V and 6 mA

  

  Uros Platise

  Resolved

  Part Number: CDCE925 Other Parts Discussed in Thread: CDCE913 Dear Sirs, regarding the CDCE913 CLK in voltage range, for which we wrongly assumed it is 3.3v compatible, as described in this topic: https://e2e.ti.com/support/clock-timing-group/clock…

  • Resolved

  • over 3 years ago
  • Clock & timing
  • Clock & timing forum

• CDCEL9XXPROGEVM: Inability to program CDCE925 Clock Generator IC via CDCEL9XXPROGEVM and TI ClockPro

  

  Jack Eaton

  TI Thinks Resolved

  Part Number: CDCEL9XXPROGEVM Other Parts Discussed in Thread: CDCE925 , CLOCKPRO , , CDCEL925 Hello, I am trying to use the CDCE925 programmable clock generator IC on a board design. Ultimately we would like to be able to program the chip on-board via…

  • over 3 years ago
  • Clock & timing
  • Clock & timing forum

• CDCE925: Input and output clock ppm specifications

  

  Thomas CN1

  TI Thinks Resolved

  Part Number: CDCE925 CDCE925 data sheet mentions below points: a) On-Chip VCXO: Pull Range ±150 ppm : Is this means the input clock source can have a tolerance up to ±150 ppm? Question especially applies when using a 16Mhz oscillator as input source…

  • over 4 years ago
  • Clock & timing
  • Clock & timing forum

• CDCE925: CDCE925 configuration failed

  

  Darren Yang

  TI Thinks Resolved

  Part Number: CDCE925 Other Parts Discussed in Thread: PCA9306 Hi Sir 1. The specific application of CDCE925 is as follows: the clock source is 148.5M active crystal oscillator, but the PLL goes straight out of 148.5M for FPGA; PLL1 out 24M, PLL2 output…

  • over 6 years ago
  • Clock & timing
  • Clock & timing forum

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