S9S12P64J0MQK Datasheet, PDF (535/566 Pages) Freescale Semiconductor, Inc – Chapter 1 Device Overview MC9S12P-Family

Package Information
Appendix C
Package Information
This section provides the physical dimensions of the MC9S12P-Family packages.
NOTE
The exposed pad of the 48 QFN package should be attached to Vss ground
plane.
S12P-Family Reference Manual, Rev. 1.13
Freescale Semiconductor
535