参数资料
型号: AT32UC3A3-XPLD
厂商: Atmel
文件页数: 64/94页
文件大小: 0K
描述: KIT DEV/EVAL FOR AT32UC3A3
产品培训模块: AVR® UC3 Introduction
Sensors Xplained
标准包装: 1
系列: AVR®32 UC3-A3 Xplained
类型: MCU
适用于相关产品: AT32UC3A3
所含物品:
67
32072SH–AVR32–10/2012
AT32UC3A3
7.15
Flash Memory Characteristics
The following table gives the device maximum operating frequency depending on the field FWS
of the Flash FSR register. This field defines the number of wait states required to access the
Flash Memory. Flash operating frequency equals the CPU/HSB frequency.
Table 7-39.
Flash Operating Frequency
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
F
FOP
Flash Operating Frequency
FWS = 0
High Speed Read Mode Disable
-40°C < Ambient Temperature < 85°C
36
MHz
FWS = 1
High Speed Read Mode Disable
-40°C < Ambient Temperature < 85°C
66
MHz
FWS = 0
High Speed Read Mode Enable
-40°C < Ambient Temperature < 70°C
42
MHz
FWS = 1
High Speed Read Mode Enable
-40°C < Ambient Temperature < 70°C
84
MHz
Table 7-40.
Parts Programming Time
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
T
FPP
Page Programming Time
5
ms
TFFP
Fuse Programming Time
0.5
ms
T
FCE
Chip erase Time
8ms
Table 7-41.
Flash Parameters
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
N
FARRAY
Flash Array Write/Erase cycle
100K
cycle
N
FFUSE
General Purpose Fuses write cycle
1000
cycle
TFDR
Flash Data Retention Time
15
year
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