I533-2P3-12.8000MHZ ILSI AMERICA TCXO, 802.11, 12.8MHZ, 5MM X 3.2MM; Product Range:I533 Series; Frequency Nom:12.8MHz; Frequency Stability + / -:2ppm; Supply Voltage Nom:3.3V; Oscillator Case:SMD, 5mm x 3.2mm; Oscillator Output Compatibility:Clipped Sinewave; Operating Temperature Min:-