The DSC6021JI2B-01VBT: Maximum current draw is 1.3 mA typical across both outputs running — low enough that a 100 mA LDO can power the oscillator plus several other low-power ICs from the same rail without derating.
The 4-VLGA package (0.89 mm seated height) is a land-grid array with four pads — no through-holes, so the backside of the board stays clear for passives on the opposite layer.
