XC228X Datasheet, PDF (109/110 Pages) Infineon Technologies AG – 16/32-Bit Single-Chip Microcontroller with 32-Bit Performance

XC2287 / XC2286 / XC2285
XC2000 Family Derivatives
Preliminary
Package and Reliability
5.3
Flash Memory Parameters
The data retention time of the XC228x’s Flash memory (i.e. the time after which stored
data can still be retrieved) depends on the number of times the Flash memory has been
erased and programmed.
Table 27 Flash Parameters (XC228x, 768 Kbytes)
Parameter
Symbol
Limit Values Unit Notes
Data retention time
t_RET
Flash Erase Endurance N_ER
Min.
20
Max.
–
15 × 10³ –
years 10³ erase/program
cycles
cycles Data retention time
5 years
Data Sheet
107
V0.91, 2007-02
Draft Version