HC-49USX Low-Profile Quartz Crystals

ECS HC-49USX Low-Profile Quartz Crystals are cost-effective, lead-free, and RoHS-compliant crystals with a maximum height of 3.5mm. The HC-49USX thru-hole mount, resistance weld-type crystals have an operating temperature range of -10°C to +70°C. The HC-49USX-DN series features an industrial temperature range of -40°C to +85°C. ECS HC-49USX Low-Profile Quartz Crystals feature a frequency range between 3.57MHz and 70MHz.

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Description Datasheet Availability Pricing (SGD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Frequency
Load Capacitance
Tolerance
Frequency Stability
Package/Case
Minimum Operating Temperature
Maximum Operating Temperature
Termination Style
ESR
Drive Level
Length
Width
Height
Diameter
Series
Packaging
ECS Crystals 7.68MHz 20pF
Datasheet
479Expected 19/8/2026
Min.: 1
Mult.: 1

7.68 MHz 20 pF 30 PPM 50 PPM HC-49/US - 10 C + 70 C Radial 80 Ohms 500 uW 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk
ECS Crystals 9.216MHz 20pF
Datasheet
1,000Expected 10/11/2026
Min.: 1
Mult.: 1

9.216 MHz 20 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
ECS Crystals
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

HCS-49USX

ECS Crystals 12.000393MHz 18pF
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

12.000393 MHz 18 pF 30 PPM 50 PPM HC-49/US - 10 C + 70 C Radial 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk

ECS Crystals 12.96MHz 18pF
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

12.96 MHz 18 pF 30 PPM 50 PPM HC-49/US - 10 C + 70 C Radial 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk

ECS Crystals 16.257MHz 20pF
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

16.257 MHz 20 pF 30 PPM 50 PPM HC-49/US - 10 C + 70 C Radial 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk

ECS Crystals 16.384MHz HC49S
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

16.384 MHz 20 pF 30 PPM 50 PPM HC-49/US - 10 C + 70 C Radial 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk

ECS Crystals 24.00014MHz 18pF
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

24.00014 MHz 18 pF 30 PPM 50 PPM HC-49/US - 10 C + 70 C Radial 30 Ohms 500 uW 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk

ECS Crystals 25MHz 18pF 3-LEADS HC-49US
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

25 MHz 18 pF 30 PPM 50 PPM HC-49/US - 10 C + 70 C Radial 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk

ECS Crystals 5.0688MHz SERIES
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

5.0688 MHz Series 30 PPM 50 PPM HC-49/US - 10 C + 70 C Radial 120 Ohms 500 uW 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk

ECS Crystals 5.185MHz 32pF
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

5.185 MHz 32 pF 30 PPM 50 PPM HC-49/US - 10 C + 70 C Radial 120 Ohms 500 uW 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk

ECS Crystals 5.185MHz SERIES
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

5.185 MHz Series 30 PPM 50 PPM HC-49/US - 10 C + 70 C Radial 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk

ECS Crystals 5.9904MHz 20pF
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

5.9904 MHz 20 pF 30 PPM 50 PPM HC-49/US - 10 C + 70 C Radial 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk

ECS Crystals 5.9904MHz SERIES
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

5.9904 MHz Series 30 PPM 50 PPM HC-49/US - 10 C + 70 C Radial 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk

ECS Crystals 6.5536MHz SERIES
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

6.5536 MHz Series 30 PPM 50 PPM HC-49/US - 10 C + 70 C Radial 100 Ohms 500 uW 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk

ECS Crystals 8MHz 18pF 3rd LEAD
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

8 MHz 18 pF 30 PPM 50 PPM HC-49/US - 10 C + 70 C Radial 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk

ECS Crystals 9.216MHz SERIES
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

9.216 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
ECS Crystals 32MHz 18pF 50ppm -40C +85C
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1

32 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
ECS Crystals 48MHz 18pF 50ppm -40C +85C
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1

48 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
ECS Crystals CRYSTAL 19.6608MHZ 20PF T/H,HC-49USX-DN,100ppm,30ppm,20pF,40 Ohm,Fundamental,-40C - 85C,HC49/US,0.447" L x 0.183" W (11.35mm x 4.65mm),0.138" (3.50mm)
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1

19.6608 MHz 20 pF 30 PPM 100 PPM - 40 C + 85 C Radial 40 Ohms 500 uW 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk
ECS Crystals CRYSTAL 9.8304MHZ 18PF TH
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1

HC-49/USX Radial HCS-49USX Bulk
ECS Crystals 11.52MHz SERIES
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1

11.52 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
ECS Crystals 19.6608MHz SERIES
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1

19.6608 MHz Series 30 PPM 50 PPM HC-49/US - 10 C + 70 C Radial 40 Ohms 500 uW 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk
ECS Crystals 20.480000MHz 20pF HC-49US
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 1
Mult.: 1

20.48 MHz 20 pF 30 PPM 50 PPM HC-49/US - 10 C + 70 C Radial 30 Ohms 100 uW 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk
ECS ECS-300-18-4X-F-DN
ECS Crystals 30MHz 100ppm 18pF -40C to +85C
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

HC-49/USX 11.35 mm 4.65 mm HCS-49USX