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Home›Electronic Components (Through-hole)›Crystals & Oscillators›Crystal 1MHz 30PPM 20pF 40Ω HC-49U JA5
Crystal 1MHz 30PPM 20pF 40Ω HC-49U JA5
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Crystal 1MHz 30PPM 20pF 40Ω HC-49U JA5

High-precision 1MHz HC-49U JA5 crystal with ±30 ppm tolerance, 20 pF load capacitance, and 500 Ω ESR for stable low-frequency timing applications.

475.00 EGP

Availability: Out of stock
SKU:3496300115242
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Crystal 1MHz 30PPM 20pF 40Ω HC-49U JA5

The Crystal 1MHz 30PPM 20pF 40Ω HC-49U JA5 is a precision quartz crystal resonator designed for accurate and stable frequency control in low-frequency timing applications. Operating at a nominal frequency of 1 MHz with a ±30 ppm tolerance, it ensures dependable performance across a wide operating temperature range. With a load capacitance of 20 pF and an equivalent series resistance of 500 Ω, it delivers consistent signal stability suited for various oscillator and clock circuits. Encased in the industry-standard HC-49/U through-hole metal can package, this crystal offers durability, long-term reliability, and ease of PCB mounting, making it ideal for communication devices, instrumentation, and control systems requiring precise low-frequency timing.

Features
  • Standard 1MHz nominal frequency for low-frequency timing applications.
  • Tight ±30 PPM frequency tolerance for accurate performance.
  • 20 pF load capacitance for compatibility with common oscillator designs.
  • 500 Ω ESR suitable for low-frequency operation.
  • Wide operating temperature range from −20 °C to +70 °C.
  • Industry-standard HC-49/U through-hole metal can package for durability.
  • Long-term frequency stability with low aging rate.
  • Ideal for communication devices, measurement instruments, and control systems.
Specifications
Parameter Specification
Type Quartz Crystal Oscillator
Package HC-49/U
Nominal Frequency 1MHz (1000 kHz)
Load Capacitance (CL) 20 PF
Frequency Tolerance ±30 PPM at 25 °C
Frequency Stability ±30 PPM over −20 °C to +70 °C
Operating Temperature −20 °C to +70 °C
Storage Temperature −40 °C to +85 °C
Shunt Capacitance (C0) ≤7 pF
Drive Level 100 µW , Max. 1 mW
Equivalent Series Resistance (ESR) ≤500 Ω
Aging ±5 PPM/year
Mounting Style Through Hole
Pin Count 2
Dimensions
Applications
  • Clock source for low-frequency microcontroller and processor systems.
  • Frequency reference in communication equipment and RF devices.
  • Timing control in oscillator circuits.
  • Synchronization in data transmission and serial communication systems.
  • Precision timing for measurement instruments and test equipment.
  • Use in industrial automation, process control, and monitoring systems.
  • Embedded systems requiring stable low-frequency timing signals.
Package Contents
  • 1 X  Crystal 1MHz 30PPM 20pF 40Ω HC-49U JA5
Datasheet

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