SSPT7F-12.5PF20PPM

Crystals Overview

The SSPT7F-12.5PF20PPM is a surface-mount tuning fork crystal manufactured by Seiko Instruments, designed for precise timing applications. It operates at a nominal frequency of 32.768 kHz with a stability tolerance of ±20 ppm. The component features a load capacitance of 12.5 pF and utilizes a 4-SMD, flat lead package configuration with three active leads. It supports an operating temperature range from -40°C to +85°C and exhibits a maximum equivalent series resistance (ESR) of 65 kOhms. This micro energy crystal is optimized for low-power consumption in compact electronic designs.

Crystals Feature Summary

• Surface-mount tuning fork design for space-constrained applications
• High frequency stability with ±20 ppm tolerance
• Optimized for low power consumption in portable devices

Crystals Applications

• Real-time clock circuits in consumer electronics
• Wearable technology and smartwatches
• Portable medical devices requiring precise timekeeping

Crystals Procurement Notes

Verify the specific ordering suffix and package variant against official Seiko Instruments documentation to ensure compatibility with your PCB footprint and assembly process. Confirm RoHS compliance status and moisture sensitivity level requirements prior to procurement. Cross-reference the manufacturer's latest datasheet for any updates on recommended soldering profiles or storage conditions to maintain component integrity during manufacturing.

Crystals Selection Notes

Select this component when a compact surface-mount solution is required for 32.768 kHz timing with strict size constraints. Ensure the application circuit can accommodate the specified 12.5 pF load capacitance and that the system power budget aligns with the crystal's micro energy characteristics. Verify that the ±20 ppm stability meets the long-term accuracy requirements of the target device under the intended operating temperature range.

Crystals Part Context

This part belongs to the SC-16S series family of micro energy crystals produced by Seiko Instruments. These components are engineered specifically for modern portable electronics where minimal current draw and small physical dimensions are critical. The series offers various load capacitance options and package configurations to suit different design needs while maintaining consistent performance standards across the product line.

Crystals Replacement Considerations

Public confirmed substitute part numbers include SSPT7F-12.5PF20-R and SSPT7F-12.5PF20PPM variants from the same manufacturer. When substituting, verify that the replacement part matches the exact load capacitance, frequency tolerance, and package dimensions to ensure seamless integration without redesigning the host circuit board or adjusting calibration parameters.