BackSelf-directed Crystal Oscillators

49S/49SM aim at the market of U-KEY and meters; 32.768KHZ aims at the market of password card; SMD aims at the market of active tag and wireless module.

Properties

Parameters     

Refer to the data sheet

Application
49S/49SM:market of U-KEY and meters
49U:market of password card
3225 SMD:market of active tag and wireless module
Select Table
Part number Load capacitor (PF) Exciting power Ordinary temperature frequency difference (ppm) Temperature frequency difference (ppm) Equivalent resistance Storage temperature (℃) Operating temperature (℃) RoHS
49S/49SM Depend on customer 0.05~1.0mW ±10/±20/±30/±50 ±10/±30/±50/±100 Depend on frequency spot -40 ~ + 85 -10 ~ + 60, wide temperature YES
49U Depend on customer 0.1~1.0mW ±10/±20/±30/±50 ±10/±30/±50/±100 Depend on frequency spot -40 ~ + 85 -10 ~ + 60, wide temperature YES
3225 SMD Depend on customer 50μW (100μW max) ±10, ±30,or specify ±10, ±30or specify Depend on frequency spot -40 ~ + 85 -20 ~+ 70,wide temperature YES