参数资料
型号: PCA9555PW,112
厂商: NXP Semiconductors
文件页数: 2/34页
文件大小: 0K
描述: IC I/O EXPANDER I2C 16B 24TSSOP
产品培训模块: I²C Bus Fundamentals
特色产品: NXP - I2C Interface
标准包装: 63
接口: I²C,SM 总线
输入/输出数: 16
中断输出:
频率 - 时钟: 400kHz
电源电压: 2.3 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 24-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 24-TSSOP
包装: 管件
包括: POR
产品目录页面: 826 (CN2011-ZH PDF)
配用: 568-4002-ND - DEMO BOARD I2C
其它名称: 568-3986-5
935269569112
PCA9555PW
PCA9555PW-ND
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PCA9555_8
NXP
B
.V
.2009.
All
r
ights
reser
v
ed.
Pr
oduct
data
sheet
Re
v
.08
22
October
2009
10
of
34
NXP
Semiconductor
s
PCA9555
16-bit
I
2C-b
us
and
SMBus
I/O
por
twith
interrupt
Fig 10. Write to Output port registers
1
0
A2 A1 A0
0
A
S0
START condition
R/W
acknowledge
from slave
002aac220
A
SCL
SDA
A
write to port
data out
from port 0
P
tv(Q)
9
8
7
6
5
4
3
2
1
command byte
data to port 0
DATA 0
slave address
0000010
0
STOP
condition
0.0
0.7
acknowledge
from slave
acknowledge
from slave
data to port 1
DATA 1
1.0
1.7
A
data out
from port 1
tv(Q)
DATA VALID
Fig 11. Write to Conguration registers
1
0
A2 A1 A0
0
A
S0
START condition
R/W
acknowledge
from slave
002aac221
A
SCL
SDA
A
P
9
8
7
6
5
4
3
2
1
command byte
data to register
DATA 0
slave address
0000110
0
STOP
condition
LSB
MSB
acknowledge
from slave
acknowledge
from slave
data to register
DATA 1
LSB
MSB
A
相关PDF资料
PDF描述
5-531478-4 CONT.MINI-LEAF STRIP
5-583857-5 TWIN LEAF DUMMY CONTACT
530505-8 DUO-TYNE FLAG STRIP
583361-2 CONN CONTACT 22-18AWG TIN
5-583361-2 CONT AMP LF
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