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 CRYSTAL 4.194304MHz
Datasheet
407In Stock
Min.: 1
Mult.: 1

4.194304 MHz 16 pF 30 PPM 50 PPM HC-49/US - 10 C + 70 C Radial 150 Ohms 500 uW 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk
ECS Crystals 4.433618MHz 20pF
Datasheet
741In Stock
Min.: 1
Mult.: 1

4.433618 MHz 20 pF 30 PPM 50 PPM HC-49/US - 10 C + 70 C Radial 150 Ohms 500 uW 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk
ECS Crystals 4.9152MHz 20pF
Datasheet
1,095In Stock
Min.: 1
Mult.: 1

4.9152 MHz 20 pF 30 PPM 50 PPM HC-49/US - 10 C + 70 C Radial 150 Ohms 500 uW 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk
ECS Crystals 4.9152MHz SERIES
Datasheet
330In Stock
Min.: 1
Mult.: 1

4.9152 MHz Series 30 PPM 50 PPM HC-49/US - 10 C + 70 C Radial 150 Ohms 500 uW 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk
ECS Crystals 5MHz 20pF
Datasheet
501In Stock
Min.: 1
Mult.: 1

5 MHz 20 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 5MHz SERIES
Datasheet
87In Stock
Min.: 1
Mult.: 1

5 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 5.0688MHz 20pF
Datasheet
593In Stock
Min.: 1
Mult.: 1

5.0688 MHz 20 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 6MHz 32pF EX/TEMP HC-49US
Datasheet
100In Stock
Min.: 1
Mult.: 1

6 MHz 32 pF 30 PPM 100 PPM HC-49/US - 40 C + 85 C Radial 100 Ohms 500 uW 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk
ECS Crystals 6MHz 32pF
Datasheet
977In Stock
Min.: 1
Mult.: 1

6 MHz 32 pF 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 6MHz SERIES
Datasheet
344In Stock
Min.: 1
Mult.: 1

6 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 6.144MHz 32pF
Datasheet
777In Stock
Min.: 1
Mult.: 1

6.144 MHz 32 pF 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 6.5MHz 20pF
Datasheet
962In Stock
Min.: 1
Mult.: 1

6.5 MHz 20 pF 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 7.3728MHz 20pF EX/TEMP HC-49US
Datasheet
1,043In Stock
Min.: 1
Mult.: 1

7.3728 MHz 20 pF 30 PPM 100 PPM HC-49/US - 40 C + 85 C Radial 80 Ohms 500 uW 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk
ECS Crystals 7.3728MHz 20pF
Datasheet
428In Stock
Min.: 1
Mult.: 1

7.3728 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 7.3728MHz SERIES
Datasheet
996In Stock
Min.: 1
Mult.: 1

7.3728 MHz Series 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 8MHz 18pF EX/TEMP HC-49US
Datasheet
530In Stock
600Expected 22/9/2026
Min.: 1
Mult.: 1

8 MHz 18 pF 30 PPM 100 PPM HC-49/US - 40 C + 85 C Radial 80 Ohms 500 uW 11.35 mm 4.65 mm 3.5 mm HCS-49USX Bulk
ECS Crystals 8MHz 18pF
Datasheet
118In Stock
1,000Expected 18/8/2026
Min.: 1
Mult.: 1

8 MHz 18 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 8MHz 20pF
Datasheet
2,003In Stock
Min.: 1
Mult.: 1

8 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 8MHz 32pF
Datasheet
350In Stock
Min.: 1
Mult.: 1

8 MHz 32 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 8MHz SERIES
Datasheet
955In Stock
Min.: 1
Mult.: 1

8 MHz Series 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 CRYSTAL 8.5MHz
Datasheet
809In Stock
Min.: 1
Mult.: 1

8.5 MHz Series 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 9MHz SERIES
Datasheet
519In Stock
Min.: 1
Mult.: 1

9 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 9.8304MHz SERIES
Datasheet
74In Stock
Min.: 1
Mult.: 1

9.8304 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 CRYSTAL 10MHZ 18pF 10ppm 10ppm -20C - 70C
Datasheet
861Expected 17/8/2026
Min.: 1
Mult.: 1

10 MHz 18 pF 10 PPM 10 PPM HC-49/USX - 20 C + 70 C Radial 60 Ohms 500 uW 11.35 mm 5 mm 3.5 mm HC-49USX Bulk
ECS Crystals 20MHz SERIES
Datasheet
982Expected 10/11/2026
Min.: 1
Mult.: 1

20 MHz Series 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