CH12M28800S033

Overview

The CH12M28800S033 is a surface-mount ceramic resonator manufactured by TGS. It operates at a nominal frequency of 12.288 MHz with a tolerance of ±0.3%. The component features built-in capacitors totaling 33 pF and exhibits an impedance of 40 Ohms. Designed for reliability, it functions within a temperature range of -25°C to +85°C. The package type is a 3-SMD leadless configuration, suitable for automated assembly processes in compact electronic designs requiring stable clock signals.

Feature Summary

• Integrated capacitor design eliminates external components
• High frequency stability with tight tolerance
• Surface-mount construction for space efficiency

Applications

• Microcontroller clock sources
• Communication interface timing
• Embedded system oscillators

Procurement Notes

Verify the manufacturer part number CH12M28800S033 against official TGS documentation to ensure authenticity. Confirm that the received components match the specified 12.288 MHz frequency and 33 pF capacitance values. Check for physical damage to the SMD package before integration into circuit boards.

Selection Notes

Select this component when a precise 12.288 MHz reference is required without external tuning capacitors. Consider the ±0.3% tolerance for applications demanding high accuracy. Ensure the operating environment stays within the -25°C to +85°C range to maintain performance specifications.

Part Context

This ceramic resonator belongs to TGS's line of surface-mount timing devices. It serves as a cost-effective alternative to crystal oscillators in applications where moderate stability suffices. The 3-SMD form factor allows for direct placement on printed circuit boards, supporting modern manufacturing techniques.

Replacement Considerations

Consult official TGS substitution guides for compatible alternatives. Verify that any replacement matches the 12.288 MHz frequency, 33 pF load capacitance, and 40 Ohm impedance characteristics to ensure circuit compatibility.