参数资料
型号: PCA9673D,112
厂商: NXP Semiconductors
文件页数: 2/33页
文件大小: 0K
描述: IC I/O EXPANDER I2C 16B 24SOIC
标准包装: 30
接口: I²C
输入/输出数: 16
中断输出:
频率 - 时钟: 1MHz
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-SOIC(0.295",7.50mm 宽)
供应商设备封装: 24-SO
包装: 管件
包括: POR
其它名称: 935283555112
PCA9673D
PCA9673D-ND
PCA9673
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2011. All rights reserved.
Product data sheet
Rev. 2 — 29 September 2011
10 of 33
NXP Semiconductors
PCA9673
Remote 16-bit I/O expander for Fm+ I2C-bus with interrupt and reset
Fig 11. PCA9673 ID
If more than 2 bytes are read, the slave device loops back to the first byte (manufacturer byte) and
keeps sending data until the master generates a ‘no acknowledge’.
Fig 12. Device ID field reading
0
002aac333
0
revision
0
1
0
1
0
part identification
0
manufacturer
category identification
feature identification
002aac334
1
0
A
S
1
device ID address
START condition
R/W
acknowledge from one
or several slave(s)
A5 A4 A3 A2 A1 A0 X
A6
A
1
0
1
device ID address
A
I2C-bus slave address of
the device to be identified
don't care
acknowledge from
slave to be identified
acknowledge from
slave to be identified
R/W
M6 M5 M4
M7
M2 M1 M0
M3
A
acknowledge
from master
C5 C4 C3
C6
C1 C0 F5
C2
A
acknowledge
from master
manufacturer name
= 00000000
P3 P2 P1
F4
P0 R2 R1 R0
revision = 000
feature identification
= 000100
A
P
STOP
condition
no acknowledge
from master
category identification
= 0000001
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PCA9673DB 功能描述:接口-I/O扩展器 16BIT I2C FM+ QBGPIO INT-RS PU RoHS:否 制造商:NXP Semiconductors 逻辑系列: 输入/输出端数量: 最大工作频率:100 kHz 工作电源电压:1.65 V to 5.5 V 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:HVQFN-16 封装:Reel
PCA9673DB,112 功能描述:接口-I/O扩展器 16BIT I2C FM+ QBGPIO RoHS:否 制造商:NXP Semiconductors 逻辑系列: 输入/输出端数量: 最大工作频率:100 kHz 工作电源电压:1.65 V to 5.5 V 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:HVQFN-16 封装:Reel
PCA9673DB,118 功能描述:接口-I/O扩展器 16BIT I2C FM+ QBGPIO RoHS:否 制造商:NXP Semiconductors 逻辑系列: 输入/输出端数量: 最大工作频率:100 kHz 工作电源电压:1.65 V to 5.5 V 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:HVQFN-16 封装:Reel
PCA9673DB-T 功能描述:接口-I/O扩展器 16BIT I2C FM+ QBGPIO INT-RS PU RoHS:否 制造商:NXP Semiconductors 逻辑系列: 输入/输出端数量: 最大工作频率:100 kHz 工作电源电压:1.65 V to 5.5 V 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:HVQFN-16 封装:Reel
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