Okay, here's a breakdown of the key information from the provided document about the RF Monolithics OP4017B:

1. General Description:

️· Type: Voltage-Controlled Crystal Oscillator (VCXO) / Voltage-Controlled Oscillator (VCO). Essentially a precise clock generator.
️· Frequency: 77.112 MHz
️· Purpose: Designed for optical communication systems (like fiber optics) and other applications requiring a stable, precise clock.
️· CAUTION: Electrostatic Sensitive Device - requires careful handling.
️· Export Restriction: Requires approval from the U.S. Department of Commerce for export.

2. Key Specifications:

️· Operating Voltage: 3.3V or 5.0V (nominal)
️· Frequency Stability: (Specific figures are complex and dependent on conditions; see the full datasheet)
️· Jitter: Very low jitter is a critical feature for optical applications. The datasheet provides detailed figures.
️· Phase Noise: Extremely low phase noise, a crucial characteristic.
️· Dimensions: See the table of dimensions (approx. 13.46 x 9.14mm)

3. Electrical Connections:

️· Pin 1: VCC (Power Supply)
️· Pin 2: Ground
️· Pin 3: Enable/Disable (Controls whether the oscillator is active)
️· Pin 4 & 5: Q Output (Clock signal output)
️· Pin 6: Ground
️· Pin 8: Tuning Input (Voltage used to adjust the output frequency)
️· LID: Ground

4. Important Notes:

️· Datasheet Dependency: Many critical performance characteristics (stability, jitter, phase noise) are complex and fully detailed in the complete datasheet. The summary provided gives general information.
️· PCB Layout: The document includes a diagram for the recommended PCB layout.
️· Patents: The device incorporates technology covered by U.S. patents.



If you have any other questions about specific aspects of the OP4017B, feel free to ask!