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PCA9538BS PDF预览

PCA9538BS

更新时间: 2024-02-11 02:57:43
品牌 Logo 应用领域
恩智浦 - NXP 并行IO端口微控制器和处理器外围集成电路
页数 文件大小 规格书
18页 201K
描述
8-bit I2C and SMBus low power I/O port with interrupt and reset

PCA9538BS 技术参数

生命周期:Obsolete零件包装代码:QFN
包装说明:HVQCCN, LCC16,.16SQ,25针数:16
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.73
JESD-30 代码:R-XQCC-N16长度:4 mm
位数:8I/O 线路数量:8
端口数量:1端子数量:16
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:UNSPECIFIED封装代码:HVQCCN
封装等效代码:LCC16,.16SQ,25封装形状:SQUARE
封装形式:CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE电源:2.5/5 V
认证状态:Not Qualified座面最大高度:1 mm
子类别:Parallel IO Port最大供电电压:5.5 V
最小供电电压:2.3 V标称供电电压:2.5 V
表面贴装:YES技术:CMOS
温度等级:INDUSTRIAL端子形式:NO LEAD
端子节距:0.65 mm端子位置:QUAD
宽度:4 mmuPs/uCs/外围集成电路类型:PARALLEL IO PORT, GENERAL PURPOSE
Base Number Matches:1

PCA9538BS 数据手册

 浏览型号PCA9538BS的Datasheet PDF文件第4页浏览型号PCA9538BS的Datasheet PDF文件第5页浏览型号PCA9538BS的Datasheet PDF文件第6页浏览型号PCA9538BS的Datasheet PDF文件第8页浏览型号PCA9538BS的Datasheet PDF文件第9页浏览型号PCA9538BS的Datasheet PDF文件第10页 
Philips Semiconductors  
Product data sheet  
8-bit I2C and SMBus low power I/O port  
with interrupt and reset  
PCA9538  
acknowledge  
from slave  
acknowledge  
from slave  
acknowledge  
from slave  
acknowledge  
from master  
slave address  
slave address  
data from register  
0
0
A1  
0
0
A1  
A0  
1
1
1
A0  
1
1
1
1
COMMAND BYTE  
DATA  
S
0
A
A
S
A
A
first byte  
R/W  
R/W  
at this moment master-transmitter  
becomes master-receiver and  
slave-receiver becomes  
slave-transmitter  
no acknowledge  
from master  
data from register  
NA  
P
DATA  
last byte  
SW02178  
Figure 8. READ from register  
1
2
3
4
5
6
7
8
1
9
SCL  
SDA  
slave address  
data from port  
DATA 1  
data from port  
DATA 4  
S
1
1
1
0
0
A1 A0  
A
A
NA  
P
start condition  
R/W acknowledge  
from slave  
acknowledge  
from master  
no acknowledge  
from master  
stop  
condition  
READ FROM  
PORT  
DATA INTO  
PORT  
DATA 2  
DATA 3  
DATA 4  
t
ph  
t
ps  
INT  
t
iv  
t
ir  
SW02179  
NOTES:  
1. This figure assumes the command byte has previously been programmed with 00h.  
2. Transfer of data can be stopped at any moment by a stop condition.  
Figure 9. READ input port register  
7
2004 Oct 05  

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