AS-5.000-18-EXT-SMD-TR CRYSTAL 5.0000MHZ 18PF SMD AS-5.000-18-EXT-SMD-TR is a high-performance crystal component that operates at a frequency of 5MHz with a frequency stability of ±50PPM.Features equivalent series resistance (ESR) of 130 Ohms. Compact dimensions: length 13.50mm, width 4.70mm, and height 4.10mm. 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.