CRYSTAL PACKAGES
Crystal Packages
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Unfortunately, most surface-mount crystals do not come in named packages. A notable exception is the HC-49US package. This page contains info on the unnamed SMD crystal packages, which are usually identified by their widthlength. There are a variety of popular widthlength combinations used.
SMD Crystal Packages
Table of common SMD 2 pad crystal package dimensions:
Dimensions (width x length) |
---|
1.20x1.00mm |
1.60x1.00mm |
2.00x1.20mm |
2.05x1.20mm |
3.20x1.50mm |
4.10x1.50mm |
1.5x0.8mm
- Dimensions: 1.5x0.8mm
- Num. leads: 4
- Connection type: BGA
![3D render of the SiTIME SIT1532AI-J4-DCC-32.768E in the 1.5x0.8mm CSP BGA package[^element14-sit1532ai-j4-dcc-32.768e].](https://blog.mbedded.ninja/pcb-design/component-packages/crystal-packages/sit1532ai-j4-dcc-32.768e-1.5x0.8mm-4-bga-package-3d-render.png)
3D render of the SiTIME SIT1532AI-J4-DCC-32.768E in the 1.5x0.8mm CSP BGA package1.
3.2x2.5mm (4-Lead)
- Dimensions: 3.2x2.5mm
- Num. leads: 4
- Connection type: Pads
![3D render of the Abracon ABM3B-8.000MHZ-10-1-U-T in the 3.2x2.5mm SMD crystal package[^element14-abm3b-8.000mhz-10-1-u-t].](https://blog.mbedded.ninja/pcb-design/component-packages/crystal-packages/abm3b-8.000mhz-10-1-u-t-crystal-3.2x2.5mm-package-render.png)
3D render of the Abracon ABM3B-8.000MHZ-10-1-U-T in the 3.2x2.5mm SMD crystal package2.
A very common package size for a 4-lead SMD crystal. There is also a 6-lead crystal package with the same length and width of 3.2x2.5mm.
3.2x2.5mm (6-Lead)
- Dimensions: 3.2x2.5mm
- Num. leads: 6
- Connection type: Pads

Package dimensions of the Abracon AX3DBF1-125.0000T SMD crystal, in a 3.2x2.5x1.0mm form factor. Image retrieved 2021-09-07, from https://nz.mouser.com/datasheet/2/3/AX3-1578477.pdf.
7.0x5.0mm (2-Lead)
- Dimensions: 7.0x5.0mm
- Num. leads: 2
- Connection type: Pads
This is a common larger SMD package for crystals. There is also a 4-Lead package with the same outer dimensions.
7.0x5.0mm (4-Lead)
- Dimensions: 7.0x5.0mm
- Num. leads: 4
- Connection type: Pads
![Photo of the EUROQUARTZ 10.000MHZ MQ/30/30/40/12PF crystal in a 7x5mm SMD package[^element14-10.000mhz-mq-30-30-40-12pf].](https://blog.mbedded.ninja/pcb-design/component-packages/crystal-packages/7x5mm-4lead-euroquartz-smd-crystal-smd-package-photo.png)
Photo of the EUROQUARTZ 10.000MHZ MQ/30/30/40/12PF crystal in a 7x5mm SMD package3.
This is a common larger SMD package for crystals. There is also a 2-Lead package with the same outer dimensions.
![Package dimensions of the EUROQUARTZ 10.000MHZ MQ/30/30/40/12PF crystal in a 7x5mm SMD package[^element14-10.000mhz-mq-30-30-40-12pf].](https://blog.mbedded.ninja/pcb-design/component-packages/crystal-packages/7x5mm-4lead-euroquartz-smd-crystal-smd-package-dimensions.png)
Package dimensions of the EUROQUARTZ 10.000MHZ MQ/30/30/40/12PF crystal in a 7x5mm SMD package3.
Through-Hole Crystal Packages
Radial 6.2x2.1mm

Photo of a Raltron R26-32.768-6 32.678kHz crystal in a 6.2x2.1mm radial package. Image retrieved 2021-09-11, from https://nz.element14.com/raltron/r26-32-768-6/crystal-32-768khz-6pf-6-2-x-2/dp/2982324.
References
Element14. SIT1532AI-J4-DCC-32.768E: MEMS Oscillator, 32.768 kHz, SMD, 1.5mm x 0.8mm, 100 ppm, SiT1532, LVCMOS [Product Page]. Retrieved 2023-06-27, from https://nz.element14.com/sitime/sit1532ai-j4-dcc-32-768e/osc-32-7khz-1-5-x-0-8mm-lvcmos/dp/2850210. ↩︎
Element14. Crystal, 8 MHz, SMD, 5mm x 3.2mm, 10 ppm, 10 pF, 10 ppm, ABM3B [Product Page]. Retrieved 2021-09-07, from https://nz.element14.com/abracon/abm3b-8-000mhz-10-1-u-t/crystal-8mhz-10pf-5-x-3-2mm/dp/2467817. ↩︎
Element14. 10.000MHZ MQ/30/30/40/12PF - Crystal, 10 MHz, SMD, 7mm x 5mm, 30 ppm, 12 pF, 30 ppm, MQ [Product Page]. Retrieved 2023-06-27, from https://nz.element14.com/euroquartz/10-000mhz-mq-30-30-40-12pf/crystal-5x7mm-cer-10-000mhz/dp/1640911 ↩︎ ↩︎
Authors

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