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Product Detailed Parameters
- Description：CRYSTAL 20.0000MHZ 8PF SMD
- Series：NX3225SA
- Mfr：NDK (NIHON DEMPA KOGYO CO., LTD)
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：MHz Crystal
- Frequency：20 MHz
- Frequency Stability：±50ppm
- Frequency Tolerance：±15ppm
- Load Capacitance：8pF
- ESR (Equivalent Series Resistance)：100 Ohms
- Operating Mode：Fundamental
- Operating Temperature：-40°C ~ 125°C
- Ratings：AEC-Q200
- Mounting Type：Surface Mount
- Package / Case：4-SMD, No Lead
- Supplier Device Package：-
- Size / Dimension：0.126" L x 0.098" W (3.20mm x 2.50mm)
- Height - Seated (Max)：0.024" (0.60mm)
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Overview
The STDCQS1-20M is a 20.0000 MHz fundamental mode crystal resonator manufactured by NDK (NIHON DEMPA KOGYO CO., LTD). It belongs to the NX3225SA series and features an 8 pF load capacitance with ±15 ppm frequency tolerance. The component operates within a temperature range of -40°C to 125°C and meets AEC-Q200 automotive qualification standards. It utilizes a 4-SMD, No Lead package with dimensions of 3.20mm x 2.50mm x 0.60mm maximum height.
Feature Summary
- Automotive-grade reliability certified under AEC-Q200 standards for harsh environment operation
- High-frequency stability maintained across extended industrial temperature ranges from -40°C to 125°C
- Compact surface-mount footprint designed for automated assembly in space-constrained applications
Applications
- Automotive electronic systems requiring certified component reliability
- Industrial control circuits operating in extreme thermal conditions
- Consumer electronics utilizing standard clock signal generation
Procurement Notes
Verify that the specific order matches the STDCQS1-20M part number to ensure correct frequency and package dimensions. Confirm AEC-Q200 certification requirements if deploying in automotive contexts. Check datasheet specifications for load capacitance matching against circuit design parameters. Ensure storage and handling comply with MSL Level 1 guidelines to maintain component integrity prior to soldering.
Selection Notes
Select this component when a 20 MHz reference clock is required for automotive or high-temperature industrial environments. The NX3225SA series offers a balance of size and performance suitable for dense PCB layouts. Consider the 8 pF load capacitance requirement to ensure proper oscillator circuit tuning. Verify that the ±15 ppm stability aligns with system timing accuracy needs.
Part Context
This device is part of NDK's NX3225SA series, which focuses on miniature crystal resonators. The series is engineered for high stability and accuracy, supporting various consumer, industrial, and automotive markets. NDK leverages its expertise in artificial quartz cultivation to produce components with consistent performance characteristics across different frequency points.
Replacement Considerations
Cross-reference with other NX3225SA series variants for different frequencies. Verify pin compatibility and electrical parameters before substituting with generic equivalents. Ensure any replacement maintains AEC-Q200 compliance if used in automotive applications.
