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S9S12G128F0CLF Datasheet, PDF (1100/1158 Pages) Freescale Semiconductor, Inc – MC9S12G Family Reference Manual
Electrical Characteristics
Maximum EEPROM sector erase times is given by:
tdera ≈ 20400 ⋅ f--N----V--1-M----O---P-- + 750 ⋅ f--N----V---M-1---B---U---S-
The EEPROM sector erase time is ~5ms on a new device and can extend to ~20ms as the flash is cycled.
1100
MC9S12G Family Reference Manual, Rev.1.10
Freescale Semiconductor