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Clocks and Timers

Timing is everything.

Texas Instruments (TI) provides a broad portfolio of clock products to solve the timing challenges found in many systems.

  • Best-in-class jitter performance
  • Wide input/output frequency range
  • Highly integrated fanout buffers

Choose Your Application:

Digital Media | Wireless Infrastructure | Test and Measurement | Medical Imaging

Clocking a High Speed ADC

Technical Resources

Analog Resources

Digital Media

Digital Media | Wireless Infrastructure | Test and Measurement | Medical Imaging | Top

  • 0ppm Audio/Video frequencies generation from DC up to 300MHz
  • One single device to replace multiple crystals for cost savings
  • Spread-Spectrum Clocking to reduce EMI
  • Integrated EEPROM saves default frequency settings
  • Best-in-class cycle-cycle jitter performance

CDCE949
Programmable 4-PLL VCXO Clock Synthesizer with 2.5V or 3.3V LVCMOS Outputs

The CDCE949 and CDCEL949 are modular PLL-based low cost, high-performance, programmable clock synthesizers, multipliers and dividers. They generate up to 9 output clocks from a single input frequency. Each output can be programmed in-system for any clock frequency up to 230 MHz, using up to four independent configurable PLLs...more

Download Datasheet | Get Sample | Order EVMs

CDCE913
Programmable 1-PLL VCXO Clock Synthesizer with 2.5-V or 3.3-V LVCMOS Outputs

The CDCE913 and CDCEL913 are modular PLL-based low-cost, high-performance, programmable clock synthesizers, multipliers, and dividers. They generate up to 3 output clocks from a single input frequency. Each output can be programmed in-system for any clock frequency up to 230 MHz, using the integrated configurable PLL...more

Download Datasheet | Get Sample | Order EVMs

CDCEL949
Programmable 3-PLL VCXO Clock Synthesizer with 1.8-V LVCMOS Outputs

The CDCE949 and CDCEL949 are modular PLL-based low cost, high-performance, programmable clock synthesizers, multipliers and dividers. They generate up to 9 output clocks from a single input frequency. Each output can be programmed in-system for any clock frequency up to 230 MHz, using up to four independent configurable PLLs...more

Download Datasheet | Get Sample | Order EVMs

CDCEL913
 Programmable 1-PLL VCXO Clock Synthesizer with 1.8-V LVCMOS Outputs

The CDCE913 and CDCEL913 are modular PLL-based low-cost, high-performance, programmable clock synthesizers, multipliers, and dividers. They generate up to 3 output clocks from a single input frequency. Each output can be programmed in-system for any clock frequency up to 230 MHz, using the integrated configurable PLL...more

Download Datasheet | Get Sample | Order EVMs

CDCE906
Programmable 3-PLL Clock Synthesizer / Multiplier / Divider

The CDCE906 is one of the smallest and powerful PLL synthesizer / multiplier / divider available today. Despite its small physical outlines, the CDCE906 is flexible. It has the capability to produce an almost independent output frequency from a given input frequency...more

Download Datasheet | Get Sample | Order EVMs

CDCE706

Programmable 3-PLL Clock Synthesizer / Multiplier / Divider
The CDCE706 is one of the smallest and powerful PLL synthesizer / multiplier / divider available today. Despite its small physical outlines, the CDCE706 is very flexible. It has the capability to produce an almost independent output frequency from a given input frequency...more

Download Datasheet | Get Sample | Order EVMs

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Complementary products for digital media applications:

Data Converters
  • TVP5147 - 10-bit High Quality Single-Chip Digital Video Decoder
  • TVP7000 - Triple 8/10-bit, 150/110MSPS Video ADC
  • TAS3204 - High Performance Dual Core DSP/MCU Audio Processor

Processors Interface
  • XIO2000A - PCI Express to PCI Bus Translation Bridge

Codec
  • TLV320AIC3204 - Very low power stereo audio codec with power tune™ technolog

 

Wireless Infrastructure

Digital Media | Wireless Infrastructure | Test and Measurement | Medical Imaging | Top

  • Femto-second jitter performance to achieve the best data converter performance
  • Superior jitter cleaning capability
  • Wide input and output range allows one device across multiple platforms
  • Integrated fan-out buffer with multiple signaling levels saves translation

CDCE72010
10 Outputs Low Jitter Clock Synchronizer and Jitter Cleaner
The CDCE72010 is a high-performance, low phase noise, and low skew clock synchronizer that synchronizes a VCXO (Voltage Controlled Crystal Oscillator) or VCO (Voltage Controlled Oscillator) frequency to one of two reference clocks. The clock path is fully programmable providing the user with a high degree of flexibility...more

Download Datasheet | Get Sample | Order EVMs

CDCE949
Programmable 4-PLL VCXO Clock Synthesizer with 2.5V or 3.3V LVCMOS Outputs
The CDCE949 and CDCEL949 are modular PLL-based low cost, high-performance, programmable clock synthesizers, multipliers and dividers. They generate up to 9 output clocks from a single input frequency. Each output can be programmed in-system for any clock frequency up to 230 MHz, using up to four independent configurable PLLs...more

Download Datasheet | Get Sample | Order EVMs

CDCM7005
 High Performance, Low Phase Noise, Low Skew Clock Synchronizer that Synchronizes Ref Clock to VCXO
The CDCM7005 is a high-performance, low phase noise and low skew clock synchronizer that synchronizes a VCXO (voltage controlled crystal oscillator) or VCO (voltage controlled oscillator) frequency to one of the two reference clocks...more

Download Datasheet | Get Sample | Order EVMs

CDCE706
Programmable 3-PLL Clock Synthesizer / Multiplier / Divider
The CDCE706 is one of the smallest and powerful PLL synthesizer / multiplier / divider available today. Despite its small physical outlines, the CDCE706 is very flexible. It has the capability to produce an almost independent output frequency from a given input frequency...more

Download Datasheet | Get Sample | Order EVMs

CDCE906
Programmable 3-PLL Clock Synthesizer / Multiplier / Divider
The CDCE906 is one of the smallest and powerful PLL synthesizer / multiplier / divider available today. Despite its small physical outlines, the CDCE906 is flexible. It has the capability to produce an almost independent output frequency from a given input frequency...more

Download Datasheet | Get Sample | Order EVMs

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Complementary products for wireless infrastructure applications:

Data Converters
  • ADS5483 - 16-bit 135MSPS ADC with buffered inputs
  • ADS5547 - 14-Bit 210 MSPS ADC
  • ADS62P15 - Dual Channel 11-Bits, 125 MSPS ADC
  • ADS6445 - Quad 14-bit 125MSPS ADC with serialized LVDS output
  • DAC5682Z - 16-Bit, 1.0 GSPS 2x-4x Interpolating Dual-Channel DAC
  • DAC5688 - 16-bit, 800 MSPS 2x-8x Interpolating Dual-Channel

Processors Interface
  • TLK3134 - 4-Ch 600 Mbps to 3.75 Gbps Multi-Rate Transceiver

 

Test and Measurement

Digital Media | Wireless Infrastructure | Test and Measurement | Medical Imaging | Top

  • Low noise floor improves the equipment accuracy
  • Superior jitter cleaning capability
  • Wide input and output range allows one device across multiple platforms
CDCE72010
10 Outputs Low Jitter Clock Synchronizer and Jitter Cleaner
The CDCE72010 is a high-performance, low phase noise, and low skew clock synchronizer that synchronizes a VCXO (Voltage Controlled Crystal Oscillator) or VCO (Voltage Controlled Oscillator) frequency to one of two reference clocks. The clock path is fully programmable providing the user with a high degree of flexibility. The following relationship applies to the dividers:

Frequency (VCXO_IN or AUX_IN) / Frequency (PRI_REF or SEC_REF) = (R*M) / (P*N)

The VC(X)O_IN clock operates up to 1.5GHz through the selection of external VC(X)O and loop filter components. The PLL loop bandwidth and damping factor can be adjusted to meet different system requirements...more

Download Datasheet | Get Sample | Order EVMs

CDCM7005
High Performance, Low Phase Noise, Low Skew Clock Synchronizer that Synchronizes Ref Clock to VCXO
 The CDCM7005 is a high-performance, low phase noise and low skew clock synchronizer that synchronizes a VCXO (voltage controlled crystal oscillator) or VCO (voltage controlled oscillator) frequency to one of the two reference clocks. The programmable pre-divider M and the feedback-dividers N and P give a high flexibility to the frequency ratio of the reference clock to VC(X)O:
  • VC(X)O_IN / PRI_REF = (N x P) / M or
  • VC(X)O_IN / SEC_REF = (N x P) / M

VC(X)O_IN clock operates up to 2.2 GHz. Through the selection of external VC(X)O and loop filter components, the PLL loop bandwidth and damping factor can be adjust to meet different system requirements...more

Download Datasheet | Get Sample | Order EVMs

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Complementary products for test and measurement applications:

Data Converters
  • ADS5483 - 16-bit 135MSPS ADC with buffered inputs
  • ADS5547 - 14-Bit 210 MSPS ADC
  • DAC5681 - 16-Bit, 1.0 GSPS DAC
  • DAC5682Z - 16-Bit, 1.0 GSPS 2x-4x Interpolating Dual-Channel DAC

Processors Interface
  • SN65MLVD080 - 8-Channel Half-Duplex M-LVDS transceiver
  • XIO2000A - PCI Express to PCI Bus Translation Bridge

 

Medical Imaging

Digital Media | Wireless Infrastructure | Test and Measurement | Medical Imaging | Top

  • Low jitter improves the image quality
  • Built-in fan out capability saves cost on multichannel distribution
CDCE72010
10 Outputs Low Jitter Clock Synchronizer and Jitter Cleaner

The CDCE72010 is a high-performance, low phase noise, and low skew clock synchronizer that synchronizes a VCXO (Voltage Controlled Crystal Oscillator) or VCO (Voltage Controlled Oscillator) frequency to one of two reference clocks. The clock path is fully programmable providing the user with a high degree of flexibility. The following relationship applies to the dividers:

Frequency (VCXO_IN or AUX_IN) / Frequency (PRI_REF or SEC_REF) = (R*M) / (P*N)...more

Download Datasheet | Get Sample | Order EVMs
CDCE706
Programmable 3-PLL Clock Synthesizer / Multiplier / Divider
The CDCE706 is one of the smallest and powerful PLL synthesizer / multiplier / divider available today. Despite its small physical outlines, the CDCE706 is very flexible. It has the capability to produce an almost independent output frequency from a given input frequency...more

Download Datasheet | Get Sample | Order EVMs

CDCE949
Programmable 4-PLL VCXO Clock Synthesizer with 2.5V or 3.3V LVCMOS Outputs
The CDCE949 and CDCEL949 are modular PLL-based low cost, high-performance, programmable clock synthesizers, multipliers and dividers. They generate up to 9 output clocks from a single input frequency. Each output can be programmed in-system for any clock frequency up to 230 MHz, using up to four independent configurable PLLs...more

Download Datasheet | Get Sample | Order EVMs

CDCLVP110
Programmable 3-PLL Clock Synthesizer / Multiplier / Divider
The CDCLVP110 clock driver distributes one differential clock pair of either LVPECL or HSTL (selectable) input, (CLK0, CLK1) to ten pairs of differential LVPECL clock (Q0, Q9) outputs with minimum skew for clock distribution. The CDCLVP110 can accept two clock sources into an input multiplexer. The CLK0 input accepts either LVECL/LVPECL input signals, while CLK1 accepts an HSTL input signal when operated under LVPECL conditions. The CDCLVP110 is specifically designed for driving 50- transmission lines...more

Download Datasheet | Get Sample

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Complementary products for medical imaging applications:

Data Converters
  • AFE5805 - 8-Channel Analog Front-End for Ultrasound
  • ADS5282 - Low Power 8-Channel, 12-Bit, 65MSPS ADC
  • ADS1605 - 16-bit, 5 MSPS Delta-Sigma, Analog-to-Digital Converter
  • DAC5672 - 14 bit 275 MSPS Dual Digital to Analog Converter
  • DAC904 - 14-Bit, 165MSPS SpeedPlus(TM) DAC

Processors Interface