CitizenOSCILLATOR, 40MHZ, 7 X 5MM, CMOS / TTL; Product Range:CSX-750P SERIES; Frequency Nom:40MHz; Frequency Stability + / -:100ppm; Supply Voltage Nom:5V; Oscillator Case:SMD, 7mm x 5mm; Oscillator Output Compatibility:CMOS / TTL ;RoHS Compliant: Yes