MEMS OSCILLATOR 4MHZ 2.5X2MM LVCMOS; Frequency Nom:4MHz; Oscillator Case:SMD 2.5mm x 2mm; Frequency Stability + / -:25ppm; Supply Voltage Nom:3.3V; Product Range:SiT1602 Series; Oscillator Output Compatibility:LVCMOS / HCMOS; ;RoHS Compliant: Yes