XCR-4.433619MHZ KDS 3B CRYSTAL 4.433619MHZ HC49U LONG TB TECHNICAL XCR-4.433619MHZ KDS 3B is a high-performance crystal component that operates at a frequency of 4.4336MHz with a frequency stability of ±50PPM.Features equivalent series resistance (ESR) of 80 Ohms. Compact dimensions: length 10.80mm, width 4.60mm, and height 13.00mm. Supports a temperature range of -20°C~+70°C for reliable performance. Manufactured by TECHNICAL CRYSTAL with compliance to nan standards. Packaged as TAPE&REEL for convenience.