ECS-200-20-3X-TR CRYSTAL 20MHZ HC49S 20pF 30ppm ECS-200-20-3X-TR is a high-performance crystal component that operates at a frequency of 20MHz with a frequency stability of ±50PPM.Features equivalent series resistance (ESR) of 50 Ohms. Compact dimensions: length 7.00mm, width 4.10mm, and height 2.30mm. Supports a temperature range of -10°C~+70°C for reliable performance. Manufactured by ECS with compliance to ROHS standards. Packaged as TAPE&REEL for convenience.