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CY8C9540A-24PVXI1 PDF预览

CY8C9540A-24PVXI1

更新时间: 2024-01-16 23:23:52
品牌 Logo 应用领域
赛普拉斯 - CYPRESS 光电二极管外围集成电路
页数 文件大小 规格书
24页 738K
描述
Parallel I/O Port, CMOS, PDSO48, 0.300 INCH, LEAD FREE, SSOP-48

CY8C9540A-24PVXI1 技术参数

是否Rohs认证:符合生命周期:Active
零件包装代码:SSOP包装说明:,
针数:48Reach Compliance Code:compliant
风险等级:5.77Is Samacsys:N
JESD-30 代码:R-PDSO-G48JESD-609代码:e3
湿度敏感等级:3端子数量:48
封装主体材料:PLASTIC/EPOXY封装形状:RECTANGULAR
封装形式:SMALL OUTLINE峰值回流温度(摄氏度):260
认证状态:Not Qualified表面贴装:YES
技术:CMOS端子面层:Matte Tin (Sn)
端子形式:GULL WING端子位置:DUAL
处于峰值回流温度下的最长时间:30uPs/uCs/外围集成电路类型:PARALLEL IO PORT, GENERAL PURPOSE
Base Number Matches:1

CY8C9540A-24PVXI1 数据手册

 浏览型号CY8C9540A-24PVXI1的Datasheet PDF文件第6页浏览型号CY8C9540A-24PVXI1的Datasheet PDF文件第7页浏览型号CY8C9540A-24PVXI1的Datasheet PDF文件第8页浏览型号CY8C9540A-24PVXI1的Datasheet PDF文件第10页浏览型号CY8C9540A-24PVXI1的Datasheet PDF文件第11页浏览型号CY8C9540A-24PVXI1的Datasheet PDF文件第12页 
CY8C9520A, CY8C9540A  
CY8C9560A  
Figure 6. Memory Reading and Writing  
Memory Address  
Slave Address  
R/W  
0
R/W  
Stop  
S
A6 A5 A4 A3 A2 A1 A0  
A
High(Addr)  
A
Low(Addr)  
A
S
A6 A5 A4 A3 A2 A1 A0  
1
A
data(Addr)  
A
data(Addr+1)  
A
...  
N
P
Start  
ACK from  
Slave  
ACK from  
Slave  
ACK from  
Slave  
ACK from  
Slave  
ACK from  
Master  
ACK from  
Master  
No ACK  
from Master  
Reading from EEPROM  
Up to the End of Address Space  
Slave Address  
Memory Address  
R/W  
Stop  
S
A6 A5 A4 A3 A2 A1 A0  
0
A
High(Addr)  
A
Low(Addr)  
A
data 1  
A
data 2  
A
...  
A
P
Start  
ACK from  
Slave  
ACK from  
Slave  
ACK from  
Slave  
If current address crosses  
64-byte block boundary,  
then device performs real  
writing to EEPROM  
Writing to EEPROM  
Figure 7. Port Reading and Writing in Multi-Port Device  
Slave Address  
Register Address = 1  
Reading from GPort 2  
At this moment, device  
performs reading from GPort 1  
R/W  
R/W  
Stop  
S
A6 A5 A4 A3 A2 A1 A0  
0
A
0
0
0
0
0
0
0
1
A
S
A6 A5 A4 A3 A2 A1 A0  
1
A
data from GPort1  
A
data from GPort 2  
A
...  
N
P
Start  
ACK from  
Slave  
ACK from  
Slave  
No ACK  
from Master  
ACK from  
Master  
Reading from GPort 1  
Slave Address  
Register Address = 09h  
Output to GPort 2  
Output to GPort 3  
At this moment, device  
performs output to GPort 1  
R/W  
Stop  
P
S
A6 A5 A4 A3 A2 A1 A0  
0
A
0
0
0
0
1
0
0
1
A
data from GPort1  
A
data from GPort 2  
A
data from GPort 3  
A
...  
Start  
ACK from  
Slave  
ACK from  
Slave  
ACK from  
Slave  
ACK from  
Slave  
Writing from GPort 1  
Document Number: 38-12036 Rev. *B  
Page 9 of 24  
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