CECC 68200:1990被替代
Quartz Crystal Units (qualification Approval): Sectional Specification
出版：CENELEC Electronic Components Committee
专家解读视频
Applies to quartz crystal units whose quality is assessed on the basis of qualification approval. Gives preferred ratings and characteristics, with appropriate tests and measuring methods contained in the generic specification CECC 68 000, and gives general performance requirements to be used in detail specifications for quartz crystal units.
Also numbered as I.S. 1121. (10/2002)
I.S. 1121:1991 - Equivalent
I.S. EN 168200:1994 - Identical
BS CECC 68200:1991 - Identical
BS 9610:1982 - Similar
SS EN 168200 Ed. 1 (1995) - Identical
SS CECC 68200 Ed. 1 (1991) - Identical
EN 168200:1993 - Identical
