Datasheet

92
XMEGA C3 [DATASHEET]
8492F–AVR–07/2013
33.2.11 Power-on Reset Characteristics
Table 33-45. Power-on reset characteristics.
Note: 1. V
POT-
values are only valid when BOD is disabled. When BOD is enabled V
POT-
= V
POT+
.
33.2.12 Flash and EEPROM Memory Characteristics
Table 33-46. Endurance and data retention.
Table 33-47. Programming time.
Notes: 1. Programming is timed from the 2MHz internal oscillator.
2. EEPROM is not erased if the EESAVE fuse is programmed.
Symbol Parameter Condition Min. Typ. Max. Units
V
POT-
(1)
POR threshold voltage falling V
CC
V
CC
falls faster than 1V/ms 0.4 1.0
VV
CC
falls at 1V/ms or slower 0.8 1.3
V
POT+
POR threshold voltage rising V
CC
1.3 1.59
Symbol Parameter Condition Min. Typ. Max. Units
Flash
Write/Erase cycles
25°C 10K
Cycle
85°C 10K
Data retention
25°C 100
Year
55°C 25
EEPROM
Write/Erase cycles
25°C 100K
Cycle
85°C 100K
Data retention
25°C 100
Year
55°C 25
Symbol Parameter Condition Min. Typ.
(1)
Max. Units
Chip erase
(2)
64KB Flash, EEPROM 55
ms
Application erase Section erase 6
Flash
Page erase 4
Page write 4
Atomic page erase and write 8
EEPROM
Page erase 4
Page write 4
Atomic page erase and write 8