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Monolithic Crystals

Manufacturers	Series	Package/Case	Packaging	Product Status	Frequency - Center	Impedance	Insertion Loss	Bandwidth	Ripple	Number of Poles	Operating Temperature	Mounting Type	Size / Dimension	Height (Max)
Anatech Electronics Inc. ECS Inc. Golledge Electronics Ltd Murata Electronics Suzhou Hangjing Elec&Tech Co.,Ltd YIC	- CF75M6 CFMH4 CFUMT6 ECS-38SMF ECS-75SMF ECS-96SMF GMCF-HF 70G20B GSF MCF XDCAF XDCAG XDCAH	- 4-DIP Module 6-SMD, No Lead 8-SMD, No Lead HC-49/U Module, SMA Connectors UM-1	Box Bulk Cut Tape (CT) Strip Tape & Reel (TR) Tray	Active Obsolete	- 10 MHz 10.7 MHz 21.4 MHz 21.7 MHz 25 MHz 29.255 GHz 38.805 MHz 38.85 MHz 38.855 MHz 45 MHz 455 kHz 46.35 MHz 475 MHz 49.95 MHz 5 MHz 50 MHz 50.85 MHz 51.65 MHz 58.05 MHz 70 MHz 73.35 MHz 75 MHz	- 1 kOhms 1.05 kOhms 1.1 kOhms 1.2 kOhms 1.5 kOhms 1.8 kOhms 2 kOhms 2.2 kOhms 250 Ohms 3 kOhms 300 Ohms 350 Ohms 400 Ohms 450 Ohms 470 Ohms 5 kOhms 5.5 kOhms 50 Ohms 560 Ohms 600 Ohms 610 Ohms 650 Ohms 670 Ohms 800 Ohms 850 Ohms 910 Ohms	- 1.5dB 2.5dB 2dB 3.5dB 3dB 4dB 5dB	- 1 kHz 1.75 kHz 10 kHz 15 kHz 18 kHz 20 kHz 200 Hz 3.75 kHz 30 kHz 35 kHz 4 kHz 5 kHz 6 kHz 7.5 kHz	- 0.5dB 1dB	- 2 4	- -20°C ~ 70°C -25°C ~ 75°C -30°C ~ 80°C -40°C ~ 85°C 0°C ~ 50°C	- Chassis Mount Surface Mount Through Hole	- 0.150" L x 0.150" W (3.80mm x 3.80mm) 0.276" L x 0.197" W (7.00mm x 5.00mm) 0.283" L x 0.205" W (7.20mm x 5.20mm) 0.287" L x 0.098" W (7.30mm x 2.50mm) 0.311" L x 0.130" W (7.90mm x 3.30mm) 0.433" L x 0.335" W (11.00mm x 8.50mm) 0.437" L x 0.185" W (11.10mm x 4.70mm) 1.510" L x 0.717" W (38.35mm x 18.20mm) 2.370" L x 1.000" W (60.20mm x 25.40mm) 2.390" L x 0.750" W (60.71mm x 19.05mm)	- 0.037" (0.95mm) 0.047" (1.20mm) 0.049" (1.25mm) 0.051" (1.30mm) 0.055" (1.40mm) 0.059" (1.50mm) 0.197" (5.00mm) 0.315" (8.00mm) 0.433" (11.00mm) 0.441" (11.20mm) 0.512" (13.00mm) 0.740" (18.80mm) 1.000" (25.40mm)

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Mfr. Part #	Availability	Price	Quantity	Datasheet	Series	Package/Case	Packaging	Product Status	Frequency - Center	Impedance	Insertion Loss	Bandwidth	Ripple	Number of Poles	Operating Temperature	Mounting Type	Size / Dimension	Height (Max)
ECS-10.7-7.5B MONO XTAL 10.7MHZ 4P 2PC 2.5DB ECS Inc.	39	-	RFQ	Datasheet	MCF	HC-49/U	Bulk	Active	10.7 MHz	1.8 kOhms	2.5dB	7.5 kHz	1dB	4	-20°C ~ 70°C	Through Hole	0.437" L x 0.185" W (11.10mm x 4.70mm)	0.441" (11.20mm)
ECS-21K-7.5B MONO XTAL 21.4MHZ 4P 2PC 2.5DB ECS Inc.	96	-	RFQ	Datasheet	MCF	HC-49/U	Bulk	Active	21.4 MHz	850 Ohms	2.5dB	7.5 kHz	1dB	4	-20°C ~ 70°C	Through Hole	0.437" L x 0.185" W (11.10mm x 4.70mm)	0.441" (11.20mm)
ECS-45K30B MONO XTAL 45MHZ 4P 3DB TH 2PC ECS Inc.	35	-	RFQ	Datasheet	MCF	UM-1	Bulk	Active	45 MHz	1.2 kOhms	3dB	35 kHz	1dB	4	-20°C ~ 70°C	Through Hole	0.287" L x 0.098" W (7.30mm x 2.50mm)	0.315" (8.00mm)
ECS-45K30A MONO XTAL 45MHZ 2P 3DB TH 1PC ECS Inc.	87	-	RFQ	Datasheet	MCF	UM-1	Bulk	Active	45 MHz	1.2 kOhms	2dB	15 kHz	1dB	2	-20°C ~ 70°C	Through Hole	0.287" L x 0.098" W (7.30mm x 2.50mm)	0.315" (8.00mm)
ECS-45K15B MONO XTAL 45MHZ 4P 3DB TH 2PC ECS Inc.	98	-	RFQ	Datasheet	MCF	UM-1	Bulk	Active	45 MHz	650 Ohms	3dB	30 kHz	1dB	4	-20°C ~ 70°C	Through Hole	0.287" L x 0.098" W (7.30mm x 2.50mm)	0.315" (8.00mm)
ECS-45K20B MONO XTAL 45MHZ 4P 3DB TH 2PC ECS Inc.	99	-	RFQ	Datasheet	MCF	UM-1	Bulk	Active	45 MHz	910 Ohms	3dB	35 kHz	1dB	4	-20°C ~ 70°C	Through Hole	0.287" L x 0.098" W (7.30mm x 2.50mm)	0.315" (8.00mm)
MP05825 29.2550MHZ GSF-75 SM MONOLITHIC Golledge Electronics Ltd	100	-	RFQ	Datasheet	GSF	6-SMD, No Lead	Cut Tape (CT)	Active	29.255 GHz	1 kOhms	4dB	15 kHz	1dB	4	-25°C ~ 75°C	Surface Mount	0.283" L x 0.205" W (7.20mm x 5.20mm)	0.059" (1.50mm)
AM455CR181 455KHZ CRYSTAL FILTER Anatech Electronics Inc.	3	-	RFQ	Datasheet	-	4-DIP Module	Box	Active	455 kHz	50 Ohms	4dB	200 Hz	0.5dB	-	0°C ~ 50°C	Through Hole	2.370" L x 1.000" W (60.20mm x 25.40mm)	0.740" (18.80mm)
ECS-45K7.5A MONO XTAL 45MHZ 2P 3DB TH 1PC ECS Inc.	4	-	RFQ	Datasheet	MCF	UM-1	Bulk	Active	45 MHz	350 Ohms	2dB	10 kHz	1dB	2	-20°C ~ 70°C	Through Hole	0.287" L x 0.098" W (7.30mm x 2.50mm)	0.315" (8.00mm)
ECS-45K20A FILTER CHRYSTAL MONO 45MHZ 2POLE ECS Inc.	0	-	RFQ	Datasheet	MCF	UM-1	Bulk	Active	45 MHz	910 Ohms	2dB	20 kHz	0.5dB	2	-20°C ~ 70°C	Through Hole	0.287" L x 0.098" W (7.30mm x 2.50mm)	0.315" (8.00mm)
MCF21.4M7A/SM756 MONO XTAL 21.4MHZ 2P 2DB SMD YIC	0	-	RFQ	Datasheet	MCF	6-SMD, No Lead		Active	21.4 MHz	850 Ohms	2dB	7.5 kHz	1dB	2	-	Surface Mount	0.276" L x 0.197" W (7.00mm x 5.00mm)	0.055" (1.40mm)
MCF21.4M15A/SM756 MONO XTAL 21.4MHZ 2P 1.5DB SMD YIC	10	-	RFQ	Datasheet	MCF	6-SMD, No Lead	Cut Tape (CT)	Active	21.4 MHz	1.5 kOhms	1.5dB	15 kHz	0.5dB	2	-	Surface Mount	0.276" L x 0.197" W (7.00mm x 5.00mm)	0.055" (1.40mm)
ECS-96SMF21A7.5 MONO XTAL 21.4MHZ 2P 2DB SMD ECS Inc.	0	-	RFQ	Datasheet	ECS-96SMF	6-SMD, No Lead	Tape & Reel (TR)	Active	21.4 MHz	850 Ohms	2dB	7.5 kHz	1dB	2	-30°C ~ 80°C	Surface Mount	0.276" L x 0.197" W (7.00mm x 5.00mm)	0.059" (1.50mm)
ECS-96SMF21A20 MONO XTAL 21.4MHZ 2P 2DB SMD ECS Inc.	0	-	RFQ	Datasheet	ECS-96SMF	6-SMD, No Lead	Tape & Reel (TR)	Active	21.4 MHz	1.8 kOhms	2dB	20 kHz	1dB	2	-30°C ~ 80°C	Surface Mount	0.276" L x 0.197" W (7.00mm x 5.00mm)	0.059" (1.50mm)
MCF45M15A/SM756 MONO XTAL 45MHZ 2P 4DB SMD YIC	9	-	RFQ	Datasheet	MCF	6-SMD, No Lead	Cut Tape (CT)	Active	45 MHz	560 Ohms	4dB	15 kHz	1dB	2	-	Surface Mount	0.276" L x 0.197" W (7.00mm x 5.00mm)	0.055" (1.40mm)
MCF45M15B/SM756 MONO XTAL 45MHZ 4P 3DB SMD YIC	0	-	RFQ	Datasheet	MCF	6-SMD, No Lead		Active	45 MHz	800 Ohms	3dB	15 kHz	1dB	4	-	Surface Mount	0.276" L x 0.197" W (7.00mm x 5.00mm)	0.055" (1.40mm)
XDCAF21M400RAA00P0 MONOLITHIC CRYSTAL FILTER 21.4MH Murata Electronics	0	-	RFQ	Datasheet	XDCAF	6-SMD, No Lead	Tape & Reel (TR)	Obsolete	21.4 MHz	1.5 kOhms	2dB	7.5 kHz	1dB	2	-20°C ~ 70°C	Surface Mount	0.276" L x 0.197" W (7.00mm x 5.00mm)	0.049" (1.25mm)
ECS-38SMF45A15 MONO XTAL 45MHZ 2P 2DB SMD ECS Inc.	0	-	RFQ	Datasheet	ECS-38SMF	8-SMD, No Lead	Tape & Reel (TR)	Active	45 MHz	560 Ohms	2dB	15 kHz	0.5dB	2	-30°C ~ 80°C	Surface Mount	0.150" L x 0.150" W (3.80mm x 3.80mm)	0.047" (1.20mm)
ECS-38SMF45A30 MONO XTAL 45MHZ 2P 2.5DB SMD ECS Inc.	0	-	RFQ	Datasheet	ECS-38SMF	8-SMD, No Lead	Tape & Reel (TR)	Active	45 MHz	1.1 kOhms	2.5dB	30 kHz	1dB	2	-30°C ~ 80°C	Surface Mount	0.150" L x 0.150" W (3.80mm x 3.80mm)	0.047" (1.20mm)
MP03276 70.0MHZ GMCF-HF 70G20B SM FILTER Golledge Electronics Ltd	0	-	RFQ	Datasheet	GMCF-HF 70G20B	UM-1		Active	70 MHz	-	3dB	20 kHz	1dB	4	-20°C ~ 70°C	Surface Mount	0.433" L x 0.335" W (11.00mm x 8.50mm)	0.197" (5.00mm)

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Monolithic Crystals Products & Selection Guide

Monolithic Crystals are widely used in industrial automation, automotive electronics, communication equipment, consumer electronics, new energy systems, and many other electronic applications. We offer products from multiple manufacturers, packages, and specifications to help engineers and buyers compare and source suitable components.

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