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HCS-49USX Series Crystals

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Frequency	Load Capacitance	Tolerance	Frequency Stability	Package/Case	Minimum Operating Temperature	Maximum Operating Temperature	Termination Style	ESR	Drive Level	Length	Width	Height	Series	Packaging
Crystals 16.000MHZ 20pF 100 ppm -55C +125C ECS-160-20-4X-DU ECS 1: $0.49 2,581In Stock 400On Order	Mfr. Part No. ECS-160-20-4X-DU Mouser Part No 520-160-20-4X-DU	ECS	Crystals 16.000MHZ 20pF 100 ppm -55C +125C Learn More about ECS hc 49usx quartz crystals	Datasheet	2,581In Stock 400On Order	$0.49 $0.394 $0.368 $0.366 View $0.345 $0.317 $0.305	Min.: 1 Mult.: 1	16 MHz	20 pF	30 PPM	100 PPM	HC-49/USX	- 55 C	+ 125 C	Radial	40 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 16.384MHz 18pF 50ppm -40C +85C ECS-163.8-18-4XEN ECS 1: $0.59 159In Stock	Mfr. Part No. ECS-163.8-18-4XEN Mouser Part No 520-163.8-18-4XEN	ECS	Crystals 16.384MHz 18pF 50ppm -40C +85C Learn More about ECS hc 49usx quartz crystals	Datasheet	159In Stock	$0.59 $0.464 $0.404 $0.391 View $0.372 $0.347 $0.331 $0.301	Min.: 1 Mult.: 1	16.384 MHz	18 pF	30 PPM	50 PPM	HC-49/USX	- 40 C	+ 85 C	Radial	40 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 18MHz 18pF 50ppm -40C +85C ECS-180-18-4XEN ECS 1: $0.59 293In Stock	Mfr. Part No. ECS-180-18-4XEN Mouser Part No 520-180-18-4XEN	ECS	Crystals 18MHz 18pF 50ppm -40C +85C Learn More about ECS hc 49usx quartz crystals	Datasheet	293In Stock	$0.59 $0.464 $0.409 $0.386 View $0.368 $0.345 $0.335 $0.319	Min.: 1 Mult.: 1	18 MHz	18 pF	30 PPM	50 PPM	HC-49/USX	- 40 C	+ 85 C	Radial	40 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 20MHz 18pF 50ppm -40C +85C ECS-200-18-4XEN ECS 1: $0.59 1,156In Stock	Mfr. Part No. ECS-200-18-4XEN Mouser Part No 520-200-18-4XEN	ECS	Crystals 20MHz 18pF 50ppm -40C +85C Learn More about ECS hc 49usx quartz crystals	Datasheet	1,156In Stock	$0.59 $0.464 $0.409 $0.398 View $0.395 $0.344 $0.333 $0.319	Min.: 1 Mult.: 1	20 MHz	18 pF	30 PPM	50 PPM	HC-49/USX	- 40 C	+ 85 C	Radial	30 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 20.000MHZ 20pF 100 ppm -55C +125C ECS-200-20-4X-DU ECS 1: $0.561 69In Stock	Mfr. Part No. ECS-200-20-4X-DU Mouser Part No 520-200-20-4X-DU	ECS	Crystals 20.000MHZ 20pF 100 ppm -55C +125C Learn More about ECS hc 49usx quartz crystals	Datasheet	69In Stock	$0.561 $0.445 $0.392 $0.369 View $0.347 $0.326 $0.316 $0.301	Min.: 1 Mult.: 1	20 MHz	20 pF	30 PPM	100 PPM	HC-49/USX	- 55 C	+ 125 C	Radial	30 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 22.1184MHz 18pF 50ppm -40C +85C ECS-221-18-4XEN ECS 1: $0.611 10In Stock	Mfr. Part No. ECS-221-18-4XEN Mouser Part No 520-221-18-4XEN	ECS	Crystals 22.1184MHz 18pF 50ppm -40C +85C Learn More about ECS hc 49usx quartz crystals	Datasheet	10In Stock	$0.611 $0.483 $0.428 $0.415 View $0.359 $0.333 $0.319 $0.305	Min.: 1 Mult.: 1	22.1184 MHz	18 pF	30 PPM	50 PPM	HC-49/USX	- 40 C	+ 85 C	Radial	30 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 24MHz 18pF 50ppm -40C +85C ECS-240-18-4XEN ECS 1: $0.561 2,415In Stock	Mfr. Part No. ECS-240-18-4XEN Mouser Part No 520-240-18-4XEN	ECS	Crystals 24MHz 18pF 50ppm -40C +85C Learn More about ECS hc 49usx quartz crystals	Datasheet	2,415In Stock	$0.561 $0.443 $0.407 $0.395 View $0.372 $0.315 $0.302	Min.: 1 Mult.: 1	24 MHz	18 pF	30 PPM	50 PPM	HC-49/USX	- 40 C	+ 85 C	Radial	30 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 24.576MHz 18pF 50ppm -40C +85C ECS-245.7-18-4XEN ECS 1: $0.561 546In Stock	Mfr. Part No. ECS-245.7-18-4XEN Mouser Part No 520-245.7-18-4XEN	ECS	Crystals 24.576MHz 18pF 50ppm -40C +85C Learn More about ECS hc 49usx quartz crystals	Datasheet	546In Stock	$0.561 $0.443 $0.40 $0.398 View $0.357 $0.33 $0.317 $0.304	Min.: 1 Mult.: 1	24.576 MHz	18 pF	30 PPM	50 PPM	HC-49/USX	- 40 C	+ 85 C	Radial	30 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 25.000MHZ 18pF 100 ppm -55C +125C ECS-250-18-4X-DU ECS 1: $0.561 441In Stock	Mfr. Part No. ECS-250-18-4X-DU Mouser Part No 520-250-18-4X-DU	ECS	Crystals 25.000MHZ 18pF 100 ppm -55C +125C Learn More about ECS hc 49usx quartz crystals	Datasheet	441In Stock	$0.561 $0.445 $0.392 $0.383 View $0.347 $0.326 $0.316 $0.301	Min.: 1 Mult.: 1	25 MHz	18 pF	30 PPM	100 PPM	HC-49/USX	- 55 C	+ 125 C	Radial	30 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 25.000MHZ 18pF 100 ppm -40 C +85C ECS-250-18-4XEN ECS 1: $0.561 725In Stock	Mfr. Part No. ECS-250-18-4XEN Mouser Part No 520-250-18-4X-EN	ECS	Crystals 25.000MHZ 18pF 100 ppm -40 C +85C Learn More about ECS hc 49usx quartz crystals	Datasheet	725In Stock	$0.561 $0.447 $0.409 $0.398 View $0.354 $0.327 $0.313 $0.299	Min.: 1 Mult.: 1	25 MHz	18 pF	30 PPM	50 PPM	HC-49	- 40 C	+ 85 C	Radial	30 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 25.000MHZ 20pF 100 ppm -40 C +85C ECS-250-20-4X-F-DN ECS 1: $0.73 1,029In Stock	Mfr. Part No. ECS-250-20-4X-F-DN Mouser Part No 520-250-20-4X-F-DN	ECS	Crystals 25.000MHZ 20pF 100 ppm -40 C +85C Learn More about ECS hc 49usx quartz crystals	Datasheet	1,029In Stock	$0.73 $0.568 $0.526 $0.504 View $0.483 $0.414 $0.383 $0.366	Min.: 1 Mult.: 1	25 MHz	20 pF	30 PPM	100 PPM	HC-49/USX	- 40 C	+ 85 C	Radial	30 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 28.224MHz 18pF 50ppm -40C +85C ECS-282.24-18-4X-FEN ECS 1: $0.59 372In Stock	Mfr. Part No. ECS-282.24-18-4X-FEN Mouser Part No 520-282.24-18-4XF-EN	ECS	Crystals 28.224MHz 18pF 50ppm -40C +85C Learn More about ECS hc 49usx quartz crystals	Datasheet	372In Stock	$0.59 $0.464 $0.409 $0.398 View $0.368 $0.345 $0.335 $0.319	Min.: 1 Mult.: 1	28.224 MHz	18 pF	50 PPM	50 PPM		- 40 C	+ 85 C	Radial	30 Ohms	500 uW	3.5 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 28.63636MHz 18pF 50ppm -40C +85C ECS-286.3-18-4X-F-EN ECS 1: $0.59 776In Stock	Mfr. Part No. ECS-286.3-18-4X-F-EN Mouser Part No 520-286.3-18-4X-F-EN	ECS	Crystals 28.63636MHz 18pF 50ppm -40C +85C Learn More about ECS hc 49usx quartz crystals	Datasheet	776In Stock	$0.59 $0.464 $0.409 $0.398 View $0.362 $0.34 $0.33 $0.315	Min.: 1 Mult.: 1	28.63636 MHz	18 pF	30 PPM	50 PPM	HC-49/USX	- 40 C	+ 85 C	Radial	100 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals CRYSTAL 3.579545MHZ 18PF T/H,HC-49USX, 50ppm, 30ppm,18pF,200 Ohm,Fundamental,-40 C 85 C,HC49/US,0.447" L x 0.183" W (11.35mm x 4.65mm),0.138" (3.50mm) ECS-35-18-4XEN ECS 1: $0.54 231In Stock	Mfr. Part No. ECS-35-18-4XEN Mouser Part No 520-35-18-4XEN	ECS	Crystals CRYSTAL 3.579545MHZ 18PF T/H,HC-49USX, 50ppm, 30ppm,18pF,200 Ohm,Fundamental,-40 C 85 C,HC49/US,0.447" L x 0.183" W (11.35mm x 4.65mm),0.138" (3.50mm) Learn More about ECS hc 49usx quartz crystals	Datasheet	231In Stock	$0.54 $0.429 $0.378 $0.368 View $0.347 $0.32 $0.306 $0.291	Min.: 1 Mult.: 1	3.579545 MHz	18 pF	30 PPM	50 PPM		- 40 C	+ 85 C	Radial	200 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 4MHz 18pF -10C +70C ECS-40-18-4XEN ECS 1: $0.52 3,003In Stock	Mfr. Part No. ECS-40-18-4XEN Mouser Part No 520-40-18-4XEN	ECS	Crystals 4MHz 18pF -10C +70C Learn More about ECS hc 49usx quartz crystals	Datasheet	3,003In Stock	$0.52 $0.408 $0.359 $0.349 View $0.34 $0.32 $0.288	Min.: 1 Mult.: 1	4 MHz	18 pF	30 PPM	50 PPM	HC-49/US	- 40 C	+ 85 C	Radial	150 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 40MHz 18pF 50ppm -40C +85C ECS-400-18-4XEN ECS 1: $0.57 156In Stock	Mfr. Part No. ECS-400-18-4XEN Mouser Part No 520-400-18-4XEN	ECS	Crystals 40MHz 18pF 50ppm -40C +85C Learn More about ECS hc 49usx quartz crystals	Datasheet	156In Stock	$0.57 $0.458 $0.428 $0.415 View $0.40 $0.333 $0.317 $0.304	Min.: 1 Mult.: 1	40 MHz	18 pF	30 PPM	50 PPM	HC-49/USX	- 40 C	+ 85 C	Radial	100 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals CRYSTAL 4.9152MHZ 18PF T/H,HC-49USX, 50ppm, 30ppm,18pF,150 Ohm,Fundamental,-40 C 85 C,HC49/US,0.447" L x 0.183" W (11.35mm x 4.65mm),0.138" (3.50mm) ECS-49-18-4XEN ECS 1: $0.59 148In Stock	Mfr. Part No. ECS-49-18-4XEN Mouser Part No 520-49-18-4XEN	ECS	Crystals CRYSTAL 4.9152MHZ 18PF T/H,HC-49USX, 50ppm, 30ppm,18pF,150 Ohm,Fundamental,-40 C 85 C,HC49/US,0.447" L x 0.183" W (11.35mm x 4.65mm),0.138" (3.50mm) Learn More about ECS hc 49usx quartz crystals	Datasheet	148In Stock	$0.59 $0.473 $0.42 $0.398 View $0.381 $0.34 $0.326 $0.312	Min.: 1 Mult.: 1	4.9152 MHz	18 pF	30 PPM	50 PPM		- 40 C	+ 85 C	Radial	150 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 5MHz 18pF -10C +70C ECS-50-18-4XEN ECS 1: $0.53 24In Stock 1,200On Order	Mfr. Part No. ECS-50-18-4XEN Mouser Part No 520-50-18-4XEN	ECS	Crystals 5MHz 18pF -10C +70C Learn More about ECS hc 49usx quartz crystals	Datasheet	24In Stock 1,200On Order On Order Ship Dates Mfr. No: ECS-50-18-4XEN Stock: 24 Can Dispatch Immediately On Order: 1,000 Expected 2026/11/09 200 Expected 2026/11/13 Factory Lead Time: 17 Weeks	$0.53 $0.424 $0.383 $0.373 View $0.362 $0.341 $0.334 $0.322	Min.: 1 Mult.: 1	5 MHz	18 pF	30 PPM	50 PPM	HC-49/US	- 40 C	+ 85 C	Radial	120 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 50MHz 18pF 50ppm -40C +85C ECS-500-18-4X-EN ECS 1: $0.59 638In Stock	Mfr. Part No. ECS-500-18-4X-EN Mouser Part No 520-500-18-4XEN	ECS	Crystals 50MHz 18pF 50ppm -40C +85C Learn More about ECS hc 49usx quartz crystals	Datasheet	638In Stock	$0.59 $0.464 $0.409 $0.398 View $0.368 $0.345 $0.335 $0.319	Min.: 1 Mult.: 1	50 MHz	18 pF	30 PPM	50 PPM		- 40 C	+ 85 C	Radial	100 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals CRYSTAL 6.0000MHZ 18PF T/H,HC-49USX, 50ppm, 30ppm,18pF,100 Ohm,Fundamental,-40 C 85 C,HC49/US,0.447" L x 0.183" W (11.35mm x 4.65mm),0.138" (3.50mm) ECS-60-18-4XEN ECS 1: $0.58 728In Stock	Mfr. Part No. ECS-60-18-4XEN Mouser Part No 520-60-18-4XEN	ECS	Crystals CRYSTAL 6.0000MHZ 18PF T/H,HC-49USX, 50ppm, 30ppm,18pF,100 Ohm,Fundamental,-40 C 85 C,HC49/US,0.447" L x 0.183" W (11.35mm x 4.65mm),0.138" (3.50mm) Learn More about ECS hc 49usx quartz crystals	Datasheet	728In Stock	$0.58 $0.458 $0.409 $0.408 View $0.379 $0.355 $0.343 $0.33	Min.: 1 Mult.: 1	6 MHz	18 pF	30 PPM	50 PPM		- 40 C	+ 85 C	Radial	100 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 6.144MHz 18pF 50ppm -40C +85C ECS-61-18-4XEN ECS 1: $0.611 10In Stock	Mfr. Part No. ECS-61-18-4XEN Mouser Part No 520-61-18-4XEN	ECS	Crystals 6.144MHz 18pF 50ppm -40C +85C Learn More about ECS hc 49usx quartz crystals	Datasheet	10In Stock	$0.611 $0.483 $0.428 $0.415 View $0.374 $0.351 $0.342 $0.326	Min.: 1 Mult.: 1	6.144 MHz	18 pF	30 PPM	50 PPM	HC-49/USX	- 40 C	+ 85 C	Radial	100 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals CRYSTAL 7.3728MHZ 18PF T/H,HC-49USX, 50ppm, 30ppm,18pF,80 Ohm,Fundamental,-40 C 85 C,HC49/US,0.447" L x 0.183" W (11.35mm x 4.65mm),0.138" (3.50mm) ECS-73-18-4XEN ECS 1: $0.611 192In Stock	Mfr. Part No. ECS-73-18-4XEN Mouser Part No 520-73-18-4XEN	ECS	Crystals CRYSTAL 7.3728MHZ 18PF T/H,HC-49USX, 50ppm, 30ppm,18pF,80 Ohm,Fundamental,-40 C 85 C,HC49/US,0.447" L x 0.183" W (11.35mm x 4.65mm),0.138" (3.50mm) Learn More about ECS hc 49usx quartz crystals	Datasheet	192In Stock	$0.611 $0.475 $0.418 $0.376 View $0.354 $0.327 $0.313 $0.299	Min.: 1 Mult.: 1	7.3728 MHz	18 pF	30 PPM	50 PPM		- 40 C	+ 85 C	Radial	80 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 9MHz 18pF 50ppm -40C +85C ECS-90-18-4XEN ECS 1: $0.59 921In Stock	Mfr. Part No. ECS-90-18-4XEN Mouser Part No 520-90-18-4XEN	ECS	Crystals 9MHz 18pF 50ppm -40C +85C Learn More about ECS hc 49usx quartz crystals	Datasheet	921In Stock	$0.59 $0.464 $0.409 $0.408 View $0.368 $0.345 $0.335 $0.319	Min.: 1 Mult.: 1	9 MHz	18 pF	30 PPM	50 PPM	HC-49/USX	- 40 C	+ 85 C	Radial	60 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 10MHz 18pF ECS-100-18-4X ECS 1: $0.611 2,243In Stock 1,800Expected 2027/02/16	Mfr. Part No. ECS-100-18-4X Mouser Part No 520-HCU1000-18X	ECS	Crystals 10MHz 18pF Learn More about ECS hc 49usx quartz crystals	Datasheet	2,243In Stock 1,800Expected 2027/02/16	$0.611 $0.483 $0.426 $0.414 View $0.401 $0.368 $0.355 $0.337	Min.: 1 Mult.: 1	10 MHz	18 pF	30 PPM	50 PPM	HC-49/US	- 10 C	+ 70 C	Radial	60 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk
Crystals 10MHz SERIES ECS-100-S-4X ECS 1: $0.60 546In Stock 800On Order	Mfr. Part No. ECS-100-S-4X Mouser Part No 520-HCU1000-SX	ECS	Crystals 10MHz SERIES Learn More about ECS hc 49usx quartz crystals	Datasheet	546In Stock 800On Order	$0.60 $0.471 $0.426 $0.379 View $0.359 $0.344 $0.33	Min.: 1 Mult.: 1	10 MHz	Series	30 PPM	50 PPM	HC-49/US	- 10 C	+ 70 C	Radial	60 Ohms	500 uW	11.35 mm	4.65 mm	3.5 mm	HCS-49USX	Bulk