English
Language : 

S912XHY128F0VLM Datasheet, PDF (745/802 Pages) Freescale Semiconductor, Inc – S12 Microcontrollers
Electrical Characteristics
V
VDDR,
VDDX
VDDA
>= 0
t
Figure A-3. 9S12XHY family Power Sequencing
During power sequencing VDDA can be powered up before VDDR, VDDX.
VDDR and VDDX must be powered up together adhering to the operating conditions differential.
VRH power up must follow VDDA to avoid current injection.
MC9S12XHY-Family Reference Manual, Rev. 1.01
745
Freescale Semiconductor