HC-49/U-S12288000ABJB CRYSTAL 12.2880MHZ HC-49/US 18PF HC-49/U-S12288000ABJB is a high-performance crystal component that operates at a frequency of 12.288MHz with a frequency stability of ±50PPM.Features equivalent series resistance (ESR) of 80 Ohms. Compact dimensions: length 11.50mm, width 4.66mm, and height 3.50mm. Supports a temperature range of -10°C~+60°C for reliable performance. Manufactured by CITIZEN with compliance to ROHS standards. Packaged as BULK for convenience.