AS-25.000-30-F-EXT-SMD-T CRYSTAL 25MHZ HC49SMT 30pF SMD AS-25.000-30-F-EXT-SMD-T is a high-performance crystal component that operates at a frequency of 25MHz with a frequency stability of ±50PPM.Features equivalent series resistance (ESR) of nan. Compact dimensions: length 13.50mm, width 4.70mm, and height 4.60mm. Supports a temperature range of -40°C~+85°C for reliable performance. Manufactured by RALTRON with compliance to ROHS standards. Packaged as TAPE&REEL for convenience.