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PCF8574ADW PDF预览

PCF8574ADW

更新时间: 2024-09-22 22:44:31
品牌 Logo 应用领域
德州仪器 - TI 并行IO端口微控制器和处理器外围集成电路光电二极管PC时钟
页数 文件大小 规格书
16页 436K
描述
REMOTE 8BIT I/O EXPANDER FOR I2C BUS

PCF8574ADW 技术参数

是否无铅:不含铅是否Rohs认证:符合
生命周期:Active零件包装代码:SOIC
包装说明:SOIC-16针数:16
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01Factory Lead Time:1 week
风险等级:0.8Samacsys Confidence:3
Samacsys Status:ReleasedSamacsys PartID:2565
Samacsys Pin Count:16Samacsys Part Category:Integrated Circuit
Samacsys Package Category:Small Outline PackagesSamacsys Footprint Name:DW (R-PDSO-G16)
Samacsys Released Date:2015-04-16 09:48:08Is Samacsys:N
最大时钟频率:0.1 MHzJESD-30 代码:R-PDSO-G16
JESD-609代码:e4长度:10.3 mm
湿度敏感等级:1位数:8
I/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:PLASTIC/EPOXY
封装代码:SOP封装等效代码:SOP16,.4
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
峰值回流温度(摄氏度):260电源:3/5 V
认证状态:Not Qualified座面最大高度:2.65 mm
子类别:Parallel IO Port最大压摆率:0.1 mA
最大供电电压:6 V最小供电电压:2.5 V
标称供电电压:5 V表面贴装:YES
技术:CMOS温度等级:INDUSTRIAL
端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)端子形式:GULL WING
端子节距:1.27 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:7.5 mm
uPs/uCs/外围集成电路类型:PARALLEL IO PORT, GENERAL PURPOSEBase Number Matches:1

PCF8574ADW 数据手册

 浏览型号PCF8574ADW的Datasheet PDF文件第2页浏览型号PCF8574ADW的Datasheet PDF文件第3页浏览型号PCF8574ADW的Datasheet PDF文件第4页浏览型号PCF8574ADW的Datasheet PDF文件第5页浏览型号PCF8574ADW的Datasheet PDF文件第6页浏览型号PCF8574ADW的Datasheet PDF文件第7页 
ꢀ ꢁꢂ ꢃꢄ ꢅꢆ  
ꢇꢈ ꢉꢊ ꢋ ꢈ ꢃ ꢌꢍꢎ ꢋ ꢎꢏ ꢊ ꢈꢐ ꢀꢑꢒꢓ ꢈꢇ ꢂ ꢊꢇ ꢎ ꢁ ꢍ ꢕꢖ  
SCPS068C - JULY 2001 − REVISED JANUARY 2004  
D
D
D
D
Low Standby-Current Consumption of  
D
D
Latched Outputs With High-Current Drive  
Capability for Directly Driving LEDs  
10 µA Maximum  
2
I C to Parallel-Port Expander  
Latch-Up Performance Exceeds 100 mA Per  
JESD 78, Class II  
Open-Drain Interrupt Output  
Compatible With Most Microcontrollers  
RGY PACKAGE  
(TOP VIEW)  
DGV OR PW PACKAGE  
(TOP VIEW)  
DW OR N PACKAGE  
(TOP VIEW)  
1
2
3
4
5
6
7
8
9
10  
V
20  
19  
18  
17  
16  
15  
14  
13  
12  
11  
A0  
A1  
A2  
P0  
P1  
P2  
P3  
GND  
1
2
3
4
5
6
7
8
16  
15  
14  
13  
12  
11  
10  
9
INT  
SCL  
NC  
P7  
P6  
NC  
P5  
P4  
GND  
P3  
NC  
P2  
CC  
1
20  
SDA  
SCL  
INT  
P7  
P6  
P5  
19  
2
3
4
5
6
7
8
9
SCL  
NC  
SDA  
P6  
NC  
P5  
P4  
GND  
P3  
18  
17  
16  
15  
14  
13  
12  
SDA  
V
CC  
A0  
V
CC  
A0  
A1  
A1  
NC  
A2  
P4  
NC  
A2  
P0  
NC  
P2  
P1  
10  
11  
NC − No internal connection  
NC − No internal connection  
description/ordering information  
2
This 8-bit input/output (I/O) expander for the two-line bidirectional bus (I C) is designed for 2.5-V to 6-V V  
operation.  
CC  
2
The PCF8574 provides general-purpose remote I/O expansion for most microcontroller families via the I C  
interface [serial clock (SCL), serial data (SDA)].  
The device features an 8-bit quasi-bidirectional I/O port (P0−P7), including latched outputs with high-current  
drive capability for directly driving LEDs. Each quasi-bidirectional I/O can be used as an input or output without  
the use of a data-direction control signal. At power on, the I/Os are high. In this mode, only a current source to  
V
is active. An additional strong pullup to V  
allows fast rising edges into heavily loaded outputs. This device  
CC  
CC  
turns on when an output is written high and is switched off by the negative edge of SCL. The I/Os should be  
high before being used as inputs.  
ORDERING INFORMATION  
ORDERABLE  
PART NUMBER  
TOP-SIDE  
MARKING  
PACKAGE  
T
A
QFN − RGY  
PDIP − N  
Tape and reel  
Tube  
PCF8574RGYR  
PCF8574N  
PF574  
PCF8574N  
Tube  
PCF8574DW  
PCF8574DWR  
PCF8574PWR  
−40°C to 85°C SOIC − DW  
PCF8574  
Tape and reel  
Tape and reel  
TSSOP − PW  
TVSOP − DGV  
PF574  
PF574  
Tape and reel  
PCF8574DGVR  
Package drawings, standard packing quantities, thermal data, symbolization, and PCB design  
guidelines are available at www.ti.com/sc/package.  
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of  
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.  
ꢋꢢ  
Copyright 2004, Texas Instruments Incorporated  
ꢞ ꢢ ꢟ ꢞꢗ ꢘꢬ ꢚꢙ ꢝ ꢥꢥ ꢣꢝ ꢛ ꢝ ꢜ ꢢ ꢞ ꢢ ꢛ ꢟ ꢧ  
1
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  

PCF8574ADW 替代型号

型号 品牌 替代类型 描述 数据表
PCF8574DWR TI

完全替代

REMOTE 8-BIT I/O EXPANDER FOR I2C BUS
PCF8574DW TI

完全替代

REMOTE 8-BIT I/O EXPANDER FOR I2C BUS
PCF8574ADWR TI

完全替代

REMOTE 8BIT I/O EXPANDER FOR I2C BUS

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