PCA9557PW Integrated Circuits (ICs) |
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Allicdata Part #: | 296-33523-5-ND |
Manufacturer Part#: |
PCA9557PW |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Texas Instruments |
Short Description: | IC I/O EXPANDER I2C 8B 16TSSOP |
More Detail: | I/O Expander 8 I²C, SMBus 400kHz 16-TSSOP |
DataSheet: | PCA9557PW Datasheet/PDF |
Quantity: | 215 |
Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
Series: | -- |
Packaging: | Tube |
Lead Free Status / RoHS Status: | -- |
Part Status: | Active |
Moisture Sensitivity Level (MSL): | -- |
Number of I/O: | 8 |
Interface: | I²C, SMBus |
Interrupt Output: | No |
Features: | POR |
Output Type: | Open Drain, Push-Pull |
Current - Output Source/Sink: | 10mA, 25mA |
Clock Frequency: | 400kHz |
Voltage - Supply: | 2.3 V ~ 5.5 V |
Operating Temperature: | -40°C ~ 85°C |
Mounting Type: | Surface Mount |
Package / Case: | 16-TSSOP (0.173", 4.40mm Width) |
Supplier Device Package: | 16-TSSOP |
Base Part Number: | PCA9557 |
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The PCA9557PW is a popular I/O expander integrated circuit (IC) for embedded applications. It is manufactured by NXP, one of the leading providers of ICs for industrial and embedded applications. The PCA9557PW has a variety of applications, including industrial, home automation, and automotive. It is a simple, integrated solution for expanding the capabilities of a microcontroller or processor.
The PCA9557PW is an 8-bit I/O expander that features two operating modes (‘standard’ and ‘alternate’). In the ‘standard’ mode, the device has high-impedance inputs and allows the user to connect digital signals to a microcontroller or processor input pin, while in the ‘alternate’ mode, the device serves as a voltage-level shifter by allowing an output pin of the microcontroller or processor to switch to either a low or high voltage state.
The PCA9557PW is a low-power device and consumes little power when actively driving digital outputs. It is designed to operate over a wide range of voltages, allowing it to be used in both 3.3V and 5V systems. The device also features open-drain outputs and operates over a -40°C to +85°C temperature range.
The PCA9557PW features two programmable registers, the input register and the output register. The input register is used to store and retrieve device configuration options, including the operating mode. The output register is used to control the device outputs. The PCA9557PW datasheet provides detailed information on the supports programming and operation of the device.
The PCA9557PW is a versatile I/O expander and has a variety of applications. It can be used in home automation systems to control lights, appliances and other electronic devices. It can be used in industrial applications, such as control systems and motion controls. It can also be used in automotive applications, such as keyless entry, vehicle tracking and automotive control systems.
The PCA9557PW can also be used in medical devices, such as patient monitoring systems and portable medical devices. Additionally, the device may be used in security systems, such as door locks and CCTV monitoring systems. In portable applications, it can be used to provide a simple interfacing solution to cell phones, PDAs, and smart watches.
The PCA9557PW is a reliable and robust I/O expander capable of performing a variety of tasks. It is simple to use and requires little programming and configuration. With its wide range of applications and low power consumption, the PCA9557PW is a popular choice for embedded and industrial applications.
The specific data is subject to PDF, and the above content is for reference
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