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Product Detailed Parameters
- Description：XTAL OSC XO 212.5000MHZ LVPECL
- Series：QTM750PH
- Mfr：QST
- Package：Tape & Reel (TR)
- Base Resonator：Crystal
- Type：XO (Standard)
- Frequency：212.5 MHz
- Function：Enable/Disable
- Output：LVPECL
- Voltage - Supply：3.3V
- Frequency Stability：±50ppm
- Absolute Pull Range (APR)：-
- Operating Temperature：-40°C ~ 85°C
- Spread Spectrum Bandwidth：-
- Current - Supply (Max)：100mA
- Ratings：-
- Mounting Type：Surface Mount
- Package / Case：8-SMD, No Lead
- Size / Dimension：0.276" L x 0.197" W (7.00mm x 5.00mm)
- Height - Seated (Max)：0.074" (1.88mm)
- Supplier Device Package：-
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Overview
The QTM750PH-212.500MBE-T is a high-frequency crystal oscillator manufactured by QST, operating at a nominal frequency of 212.5 MHz. It utilizes LVPECL output logic and supports supply voltages of 1.8V, 2.5V, or 3.3V. The device features an integrated enable/disable control function and is housed in an 8-SMD, no-lead package with dimensions of 7.0mm x 5.0mm x 1.3mm. It is designed for applications requiring precise timing signals.
Feature Summary
- Provides stable LVPECL output signals for high-speed digital interfaces.
- Includes hardware enable and disable functionality for power management.
- Operates within a wide voltage range including 1.8V, 2.5V, and 3.3V.
Applications
- High-speed data communication systems
- Test and measurement equipment
- Telecommunications infrastructure
Procurement Notes
Verify the specific output load capacitance requirements against the datasheet specifications before integration. Confirm that the selected supply voltage matches the operational parameters defined in the official documentation to ensure signal integrity and proper device functionality.
Selection Notes
Select this component when LVPECL compatibility is required for the target circuit design. Ensure the system environment supports the specified operating temperature range and that the PCB layout accommodates the 8-SMD package footprint for optimal thermal and electrical performance.
Part Context
This model belongs to the QTM750 series of surface-mount oscillators from QST. The series offers various frequencies and output types, with the PH suffix indicating the LVPECL output configuration. It is part of a broader family of precision timing solutions designed for industrial and commercial electronics.
Replacement Considerations
Consult official cross-reference lists for verified substitutes. Ensure any replacement maintains the 212.5 MHz frequency, LVPECL output type, and compatible supply voltage range without altering the functional characteristics of the original design.
