The DSC1001BE1-046.5000 is a 46.5 MHz MEMS oscillator from Microchip, packaged in a 4-pin DFN with a seated plane height of 0.85 mm. It operates from a supply voltage of 1.7 to 3.6 volts and is stable over a temperature range of -20 to 70 degrees Celsius.
The SN74LVCH162244AG is an industrial-grade dual bus driver IC from Texas Instruments, featuring a 48-pin TSSOP package. It operates within a temperature range of -40 to 85`C and is powered by a supply voltage of 1.65 to 3.6V. This device has 4 functions,