參數(shù)資料
型號: MC80C52XXX-20SHXXX
廠商: ATMEL CORP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 20 MHz, MICROCONTROLLER, CDIP40
封裝: 0.600 INCH, SIDE BRAZED, DIP-40
文件頁數(shù): 98/134頁
文件大小: 3805K
代理商: MC80C52XXX-20SHXXX
66
8068U–AVR–06/2013
XMEGA A3
Not recommended for new designs -
Use XMEGA A3U series
34.4
Flash and EEPROM Memory Characteristics
Notes:
1. Programming is timed from the internal 2MHz oscillator.
2. EEPROM is not erased if the EESAVE fuse is programmed.
Table 34-3.
Endurance and Data Retention
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
80K
Cycle
85°C
30K
Data retention
25°C
100
Year
55°C
25
Table 34-4.
Programming time
Symbol
Parameter
Condition
Min
Max
Units
Chip Erase
Flash, EEPROM(2) and SRAM Erase
40
ms
Flash
Page Erase
6
Page Write
6
Page WriteAutomatic Page Erase and Write
12
EEPROM
Page Erase
6
Page Write
6
Page WriteAutomatic Page Erase and Write
12
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