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ATMEGA48PA-CCU 参数 Datasheet PDF下载

ATMEGA48PA-CCU图片预览
型号: ATMEGA48PA-CCU
PDF下载: 下载PDF文件 查看货源
内容描述: [RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PBGA32, 4 X 4 MM, 0.60 MM HEIGHT, 0.50 MM PITCH, GREEN, PLASTIC, UFBGA-32]
分类和应用: 闪存微控制器
文件页数/大小: 349 页 / 2752 K
品牌: ATMEL [ ATMEL ]
 浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第280页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第281页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第282页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第283页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第285页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第286页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第287页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第288页  
Parallel Programming  
Characteristics  
Figure 125. Parallel Programming Timing, Including some General Timing  
Requirements  
tXLWL  
tXHXL  
XTAL1  
tDVXH  
tXLDX  
Data & Contol  
(DATA, XA0/1, BS1, BS2)  
tBVPH  
tPLBX tBVWL  
tWLBX  
PAGEL  
tPHPL  
tWLWH  
WR  
tPLWL  
WLRL  
RDY/BSY  
tWLRH  
Figure 126. Parallel Programming Timing, Loading Sequence with Timing  
Requirements(1)  
LOAD DATA  
LOAD ADDRESS  
(LOW BYTE)  
LOAD DATA  
(LOW BYTE)  
LOAD DATA  
(HIGH BYTE)  
LOAD ADDRESS  
(LOW BYTE)  
tXLPH  
tXLXH  
tPLXH  
XTAL1  
BS1  
PAGEL  
DATA  
ADDR0 (Low Byte)  
DATA (Low Byte)  
DATA (High Byte)  
ADDR1 (Low Byte)  
XA0  
XA1  
Note:  
1. The timing requirements shown in Figure 125 (i.e., tDVXH, tXHXL, and tXLDX) also apply  
to loading operation.  
284  
ATmega48/88/168  
2545D–AVR–07/04  
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