Pin Configurable Oscillators Component Intelligence

Simplify clock tree design with hardware-selectable frequency outputs.

What are Pin Configurable Oscillators components?

Pin-configurable oscillators allow designers to select between multiple pre-programmed frequencies using external hardware pins. They are ideal for reducing inventory SKU counts and enabling flexible clocking schemes without the overhead of software-based I2C/SPI configuration.

How to Choose Pin Configurable Oscillators Components

Selecting the right configurable oscillator requires balancing frequency agility with signal integrity requirements.

  1. Frequency Range

    Verify the device supports your required output frequencies within its programmable range.

  2. Output Logic Type

    Ensure compatibility with your system's signaling standard (LVCMOS, LVPECL, LVDS, HCSL).

  3. Jitter Performance

    Check phase jitter specifications, especially for high-speed SerDes or Ethernet clocking.

  4. Supply Voltage

    Match the oscillator's VDD range to your board's power rail architecture.

  5. Pin Logic Levels

    Confirm the hardware selection pins match your control logic voltage levels.

Popular Pin Configurable Oscillators Components

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Frequently Asked Questions

Pin-configurable oscillators use physical pins to select pre-set frequencies, offering simpler integration without software drivers. I2C oscillators allow for dynamic, software-controlled frequency changes but require an active bus interface.