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
Min.
Max.
Data retention time
tRET
20
–
years 103 erase/program
cycles
Flash Erase Endurance NER
15 × 103
–
cycles Dataretentiontime
5 years
Data Sheet
107
V0.91, 2007-02
Draft Version