The 1XXD38400MMB is a surface mount device (SMD) oscillator manufactured by KDS. It has a frequency of 38.4 MHz ± 1.5 ppm and is compliant with RoHS standards (issued in 2016). It is an oscillator designed to provide precise time and frequency control in a range of electronic applications. The oscillator has a low Second Overtone crystal with an insulated metal substrate package, high frequency stability with temperature, low EMI/Low RFI, and low jitter outputs. It is suitable for applications such as microprocessor and DSP clocks, communications devices, AV receiver systems, and TV/monitor systems.