0132M4-21.855F20DTNJK

Overview

The 0132M4-21.855F20DTNJK is a quartz crystal resonator manufactured by Suzhou Hangjing Elec&Tech Co., Ltd. It operates at a fundamental frequency of 21.855 MHz with a frequency tolerance of ±10ppm and frequency stability of ±30ppm. The component features a load capacitance of 20pF and an equivalent series resistance (ESR) of 60 Ohms. It is housed in a 4-SMD, No Lead package with dimensions of 3.2x2.5 mm and a maximum seated height of 0.024 inches.

Feature Summary

• Fundamental mode operation for precise frequency control
• Surface-mount design suitable for automated assembly
• Low profile package optimized for space-constrained PCB layouts

Applications

• Clock signal generation for microprocessors
• Timing reference for communication interfaces
• Frequency control in consumer electronics devices

Procurement Notes

Verify the specific suffix DTNJK against official manufacturer documentation to confirm package type and tape/reel specifications. Ensure compatibility with reflow soldering profiles defined in the datasheet. Confirm that the 20pF load capacitance matches the target circuit requirements before procurement.

Selection Notes

Select this component when a 21.855 MHz fundamental frequency is required with tight initial tolerance. Consider the 60 Ohm ESR value for oscillator circuit design to ensure stable startup. The 4-SMD package requires appropriate footprint design for reliable soldering.

Part Context

This part belongs to the 0132M4 series of surface-mount crystals from Suzhou Hangjing. The series includes various frequencies such as 12.8872 MHz and 33.333 MHz, sharing similar package constraints but differing in electrical parameters like ESR and frequency stability.

Replacement Considerations

Direct substitutes include 0132M4-21.855F20DTNLK, which shares identical electrical characteristics and package dimensions. Verify pinout and mounting orientation compatibility when replacing.