The M4005 - M4007 Series from MtronPTI is a XO with Frequency 1090 MHz, Supply Voltage 3.3 V, 5.0 V, 12.0 V, Temperature Stability ±250 ppm, ±500 ppm, Operating Temperature -55 °C to +125 °C. Tags: DIP. More details for M4005 - M4007 Series can be seen below.