CS2012-A-32.768K-TR

Crystals Overview

The CS2012-A-32.768K-TR is a fundamental quartz crystal manufactured by Transko Electronics, Inc., designed for surface mount applications. It operates at a nominal frequency of 32.768 kHz with a load capacitance of 12.5 pF and a frequency tolerance of ±20 ppm. The component features an equivalent series resistance (ESR) of 90 kOhms maximum and utilizes a compact 2.0 x 1.2 mm SMD package. It is RoHS compliant and lead-free, suitable for low-power timing circuits requiring precise clock signals.

Crystals Feature Summary

• Surface mount design in a compact 2012 footprint
• Fundamental quartz crystal operation mode
• RoHS compliant and lead-free construction

Crystals Applications

• Real-time clock (RTC) sources in wearable devices
• Battery-powered consumer electronics
• Microcontroller system clock inputs

Crystals Procurement Notes

Verify the specific suffix 'A' against the manufacturer's current datasheet to confirm active status and exact electrical tolerances. Ensure the 12.5 pF load capacitance matches the target circuit design requirements before finalizing procurement orders.

Crystals Selection Notes

Select this component for applications requiring a standard 32.768 kHz reference in space-constrained designs. The 90 kOhm ESR specification supports reliable oscillation in low-drive environments typical of modern microcontrollers and RTC peripherals.

Crystals Part Context

This part belongs to the CS2012 series of surface mount crystals from Transko Electronics. It serves as a timekeeping element, providing stable frequency references for digital systems where power efficiency and physical size are critical constraints.

Crystals Replacement Considerations

Cross-reference with other 2012 package 32.768 kHz crystals having 12.5 pF load capacitance and similar ESR limits. Verify pin compatibility and mounting dimensions when substituting.