品番	メーカー/ブランド	簡単な説明
C3045	INTERSIL	C3045 INTERSIL IC SOP-14
C305A	INTERSIL	C305A INTERSIL IC DIPSOP
C30807	RCA	C30807 RCA IC ORIGINAL
C30N60B3D	HARRIS	C30N60B3D HARRIS IC TO-3P