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							PDF
	QF140.0-5000/07	MICROCHIP TECHNOLOGY	-	Tape and Reel	803	Crystal Filter 140MHz 5dB 50Ohm//0pF SMD 14Pin T/R	DataSheet	591.05
	ECS-21K-15B	ECS International	-	Bulk	1654	Crystal Filter Monolithic 21.4MHz 2dB 1500Ohm//2pF Thru-Hole 6Pin Bulk	DataSheet	2.624

Someone has searched this part IC Chips and others have searched some relevant parts as the following:

QF140.0-5000/07

Package：-

Price：591.05

ln Stock：803

ECS-21K-15B

Package：-

Price：2.624

ln Stock：1654

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