SMD Crystal Pak 32.768 KHz to 20 MHz 40 Pcs 8 Values

SKU: EP507

Technical Specification:

  • Type: SMD
  • Model: Crystal Oscillator
  • Package Type: HC – 49 / YSX321SL
  • Frequency Range: 32.768 KHz, 6 MHz – 20 MHz
  • Load Capacitance: 12 – 18 pF
  • Tolerance: ±20% ppm
  • ESR: ≤ 50 Ω
  • Pak Weight: 80 gm
  • Pak Dimensions: 90 x 60 x 24 mm

365.00

Description

SMD Crystal Pak 32.768 KHz to 20 MHz 40 Pcs 8 Values

The SMD Crystal Pak 32.768 KHz to 20 MHz is a useful assortment of surface-mount crystals for generating stable clock and timing signals in electronic circuits. This pack contains 40 crystals in 8 commonly used frequency values, making it suitable for circuit development, testing, repairs and component replacement.

Designed for compact PCB installation, these crystals are commonly used in microcontroller circuits, real-time clocks, communication devices, embedded systems, timers and digital electronics. The SMD Crystal Pak 32.768 KHz to 20 MHz provides a convenient frequency selection for students, technicians, engineers and electronics hobbyists.

Crystal Symbol:

Crystal Structure:

 

Explore a wide range of crystal oscillators for timing, frequency control, clock generation and electronic circuit applications.

Package Includes

40 SMD Crystal 49S 8 Types

  • 32.768 KHz - 5 Pcs
  • 6 MHz - 5 pcs
  • 8 MHz - 5 Pcs
  • 10 MHz - 5 Pcs
  • 11.0592 MHz - 5 Pcs
  • 12 MHz - 5 Pcs
  • 16 MHz - 5 Pcs
  • 20 MHz - 5 Pcs

Features:

  • Compact SMD 49S Package
  • High Stability & Accuracy
  • Wide Frequency Range
  • Low Power Consumption
  • Durable & Reliable

Applications:

  • Microcontrollers & Embedded Systems - Provides stable clock signals for processors like Arduino, PIC, and STM32
  • Communication Circuits - Ensures accurate timing for UART, SPI, I2C, and RF modules
  • Timing & Clock Generation - Used in oscillators and precision timing circuits
  • Real-Time Clocks (RTC) - Powers accurate timekeeping in watches, clocks, and RTC modules
  • Consumer & Industrial Electronics - Essential for stable operation in automation, displays, and control systems
1. How do I connect an SMD Crystal 49S to a microcontroller?

⋙ It is typically connected between the XTAL1 and XTAL2 pins of a microcontroller, with two capacitors (10-22pF) to ground for stability.

2. What is the difference between 49S and 49SMD crystals?

⋙ The 49SMD is a surface-mount version of the 49S (through-hole) crystal, making it more compact and suitable for modern PCB designs.

3. How do I choose the right crystal frequency?

⋙ The frequency depends on your circuit’s requirements. For example, 16 MHz is common for Arduino, 11.0592 MHz for UART communication, and 32.768 KHz for RTC modules.

4. What is an SMD Crystal 49S used for?

⋙ SMD Crystal 49S is used for generating precise clock signals.

5. Does an SMD crystal require an external oscillator?

⋙ No, but it usually requires load capacitors (10-22pF) and is used with the built-in oscillator circuit of a microcontroller or clock IC.

6. Is this pack suitable for beginners?

⋙ Yes, it's great for beginners learning about oscillators, microcontrollers, and circuit timing.

7. Do these crystals work with Raspberry Pi?

⋙ Raspberry Pi uses a built-in oscillator, so external crystals are not required in most cases.

8. Do these crystals work with both parallel and series resonant circuits?

⋙ Yes, but you must match the load capacitance and resonance mode (parallel or series) with your circuit design.

9. Are these crystals programmable?

⋙ No, quartz crystals have a fixed frequency and cannot be programmed like oscillators.

10. Can I purchase specific types individually rather than in a pack?

⋙ This product is sold as a complete pack, but individual types may be available separately upon bulk request.

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