12Mhz SMD Crystal Oscillator HC49/US Package

12Mhz SMD Crystal Oscillator HC49/US Package

The 12 MHz Crystal Oscillator in a HC-49/US SMD package is a quartz crystal resonator designed to provide a stable and precise clock frequency for microcontrollers, USB interfaces, and communication circuits. The HC-49/US package is a low-profile, surface-mount version, making it suitable for compact PCB layouts while maintaining high reliability.

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• Frequency: 12.000 MHz
• Package: HC-49/US (low-profile SMD)
• Mounting Type: Surface-Mount Device (SMD)
• Load Capacitance: Typically 18 pF (varies by manufacturer)
• Frequency Tolerance: ±20–50 ppm
• Stability: ±20–50 ppm over operating temperature
• Design: Metal can, low-profile, ideal for space-constrained designs

Applications

• Microcontroller Clock Source – widely used with PIC, AVR, ARM, STM32, and other embedded systems
• USB-Based Systems – standard 12 MHz frequency is used in many USB controllers and peripherals
• UART / Serial Communication – stable clock for baud rate generation
• Embedded Systems & Development Boards – precise timing reference
• Consumer Electronics – used in clocks, timers, and display systems
• Networking & Communication Devices – modems, RS-232/RS-485 systems, and controllers

* Product image for illustration purposes only, actual product may vary.