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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 width*length. There are a variety of popular width*length combinations used.
1. SMD Crystal Packages
|Dimensions (width x length)|
|Dimensions||Num. terminals, connection type||Image||Comment|
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.
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.
2. Through-Hole Crystal Packages
- SMD Inductor Packages
- SMD Tantalum Capacitor Packages
- SC-101 Component Package
- D2PAK Component Package
- DDPAK Component Package