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Product Detailed Parameters
- Description：2.0X1.6 SEAM SEAL MHZ QUARTZ XTA
- Series：QT216S
- Mfr：QST
- Package：Tape & Reel (TR)
- Type：MHz Crystal
- Frequency：39 MHz
- Frequency Stability：±20ppm
- Frequency Tolerance：±10ppm
- Load Capacitance：10pF
- ESR (Equivalent Series Resistance)：50 Ohms
- Operating Mode：Fundamental
- Operating Temperature：-40°C ~ 85°C
- Ratings：-
- Mounting Type：Surface Mount
- Package / Case：4-SMD, No Lead
- Size / Dimension：0.079" L x 0.063" W (2.00mm x 1.60mm)
- Height - Seated (Max)：0.020" (0.50mm)
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Overview
The QT216S-39.000MEIQ-T is a 39 MHz crystal oscillator manufactured by QST, designed for surface-mount integration. It operates within a 4-SMD, No Lead package with dimensions of 2.0 x 1.6 mm. The component features a load capacitance of 10 pF and an equivalent series resistance (ESR) of 50 Ohms. Frequency tolerance is specified at ±10 ppm at 25°C, while frequency stability ranges from -40°C to +85°C at ±20 ppm. This device supports embedded communication applications requiring stable clock signals.
Feature Summary
- Compact 4-SMD no-lead package design for automated surface-mount assembly
- Stable frequency performance suitable for embedded communication systems
- Integrated compatibility with standard software configuration tools
Applications
- Embedded communication modules
- Microcontroller clock sources
- Consumer electronic devices
Procurement Notes
Verify the specific ordering suffix against official QST documentation to ensure correct frequency tolerance and temperature stability specifications. Confirm that the package type matches the target PCB footprint requirements. Cross-reference the datasheet parameters with system design constraints to validate electrical compatibility before finalizing procurement orders.
Selection Notes
Select this component when a 39 MHz reference frequency is required for compact surface-mount designs. Ensure the application environment remains within the specified operating temperature range to maintain the stated frequency stability. Verify that the load capacitance requirements of the host circuit align with the 10 pF specification provided in the technical data.
Part Context
This part belongs to the QT216S series of crystals from QST, characterized by small form factors and reliable performance for mass-produced electronics. The series supports various frequencies and tolerances, catering to diverse timing needs in modern consumer and industrial hardware platforms.
Replacement Considerations
Consult official QST substitution guides for compatible alternatives. Verify pinout and electrical parameter equivalence before implementing any substitute components in existing designs.
