Kyocera
KC7050A40.0000C50D00 Crystal Oscillator, 40 MHz, ±50ppm CMOS 50pF, 4-Pin CSMD, 7 x 5 x 1.6mm. Mounting Type: Surface Mount. Minimum Operating Supply Voltage: 4.5 V. Maximum Operating Supply Voltage: 5.5 V. Length: 7mm. Width: 5mm. Minimum Operating Temperature: -10 °C. Maximum Operating Temperature: +70 °C. Maximum Symmetry: 0.55., KYOCERA