CRYSTAL PACKAGES

Crystal Packages

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Date Published:	September 7, 2021
Last Modified:	September 7, 2021

This page is in notes format, and may not be of the same quality as other pages on this site.

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 width*length. There are a variety of popular width*length combinations used.

1. SMD Crystal Packages

Table 1. 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

Dimensions	Num. terminals, connection type	Image	Comment
1.5x0.8mm	4, BGA	Figure 1. 3D render of the SiTIME SIT1532AI-J4-DCC-32.768E in the 1.5x0.8mm CSP BGA package. Image from https://nz.element14.com/sitime/sit1532ai-j4-dcc-32-768e/osc-32-7khz-1-5-x-0-8mm-lvcmos/dp/2850210.
3.2x2.5mm	4, Pads	Figure 2. 3D render of the Abracon ABM3B-8.000MHZ-10-1-U-T in the 3.2x2.5mm SMD crystal package. Image 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.	A very common package size for a 4 pad SMD crystal. There is also a 6 pad crystal package with the same length and width of 3.2x2.5mm.
3.2x2.5mm	6, Pads	Figure 3. 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.

Dimensions

Num. terminals, connection type

Image

Comment

1.5x0.8mm

4, BGA

Figure 1. 3D render of the SiTIME SIT1532AI-J4-DCC-32.768E in the 1.5x0.8mm CSP BGA package. Image from https://nz.element14.com/sitime/sit1532ai-j4-dcc-32-768e/osc-32-7khz-1-5-x-0-8mm-lvcmos/dp/2850210.

3.2x2.5mm

4, Pads

Figure 2. 3D render of the Abracon ABM3B-8.000MHZ-10-1-U-T in the 3.2x2.5mm SMD crystal package. Image 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.

A very common package size for a 4 pad SMD crystal. There is also a 6 pad crystal package with the same length and width of 3.2x2.5mm.

3.2x2.5mm

6, Pads

abracon ax3dbf1 125.0000t crystal package dimensions

Figure 3. 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.