Oscillator, 1.8432 MHz, 8 pin Part numberDatasheetFarnell: 2508733Qantek, QX8T50B1.843200B50TT Mouser: 774-MXO45HS-3C-1.8CTS, MXO45HS-3C-1.8RS: 796-0558Qantek, QX8T50B1.843200B50TT