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PCA9538PW/Q900
+Lista de MateriaisNXP Semiconductors PCA9538PW/TSSOP16//Q900/REEL 13 Q1/T1 *STANDARD M
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FabricanteSemiconductores NXP
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Especificações
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Description
The PCA9538PW/Q900 is an I2C-bus controlled, low-power, 8-bit I/O port with interrupt capabilities, designed for use in applications needing more I/O ports. Manufactured by NXP Semiconductors, it offers a convenient solution for microcontrollers with limited GPIO. It operates over a voltage range of 2.3V to 5.5V, making it suitable for different voltage levels in embedded systems.
The device features eight programmable I/O pins, which can be configured as either inputs or outputs. Each pin can generate an interrupt to alert the microcontroller of state changes, enhancing responsiveness in real-time applications. The interrupt function is edge-triggered and can be individually masked. With a maximum I2C frequency of 400 kHz, it supports standard and fast-mode I2C communication.
The PCA9538PW/Q900 is particularly useful in applications requiring additional I/O in space-constrained designs, such as mobile devices, consumer electronics, or industrial control systems. The "Q900" designation indicates that this part is AEC-Q100 qualified, suitable for automotive applications. Its small package size and robust functionality make it highly adaptable to various embedded systems.
The device features eight programmable I/O pins, which can be configured as either inputs or outputs. Each pin can generate an interrupt to alert the microcontroller of state changes, enhancing responsiveness in real-time applications. The interrupt function is edge-triggered and can be individually masked. With a maximum I2C frequency of 400 kHz, it supports standard and fast-mode I2C communication.
The PCA9538PW/Q900 is particularly useful in applications requiring additional I/O in space-constrained designs, such as mobile devices, consumer electronics, or industrial control systems. The "Q900" designation indicates that this part is AEC-Q100 qualified, suitable for automotive applications. Its small package size and robust functionality make it highly adaptable to various embedded systems.
Equivalent
The PCA9538PW/Q900 is an I²C-bus I/O port with interrupt. Equivalent products include:
1. TCA9538 by Texas Instruments – Offers similar functionality with I²C interface and GPIO expansion.
2. PCF8574 by NXP – Another I²C I/O expander with similar capabilities.
3. MCP23008 by Microchip – Provides I²C interface with GPIO functions.
4. MAX7310 by Maxim Integrated – Offers I²C control with GPIO expansion.
These alternatives provide similar features and can be used in place of the PCA9538PW/Q900. Always check specific pin compatibility and electrical characteristics.
1. TCA9538 by Texas Instruments – Offers similar functionality with I²C interface and GPIO expansion.
2. PCF8574 by NXP – Another I²C I/O expander with similar capabilities.
3. MCP23008 by Microchip – Provides I²C interface with GPIO functions.
4. MAX7310 by Maxim Integrated – Offers I²C control with GPIO expansion.
These alternatives provide similar features and can be used in place of the PCA9538PW/Q900. Always check specific pin compatibility and electrical characteristics.
Features
The PCA9538PW/Q900 is an I2C-bus controlled 8-bit I/O expander. Key features include:
1. I2C Interface: Communicates via a standard I2C-bus, supporting speeds up to 400 kHz.
2. Low Power Consumption: Designed for low power, with a standby current of a few microamperes.
3. 8-Bit I/O Ports: Provides eight programmable GPIO pins, which can be configured as inputs or outputs.
4. Interrupt Output: Includes an interrupt output pin that indicates when an input port has changed state.
5. Polarity Inversion: Features polarity inversion capability for each input port.
6. Operating Voltage: Functions with a supply voltage range from 2.3 V to 5.5 V.
7. ESD Protection: Equipped with ESD protection for robust operation in varied environments.
8. Wide Temperature Range: Suitable for automotive and industrial applications with a temperature range from -40°C to +125°C.
9. Packaging: Available in a TSSOP package, making it ideal for compact designs.
These features make the PCA9538PW/Q900 a versatile component for expanding I/O capabilities in microcontroller-based systems.
1. I2C Interface: Communicates via a standard I2C-bus, supporting speeds up to 400 kHz.
2. Low Power Consumption: Designed for low power, with a standby current of a few microamperes.
3. 8-Bit I/O Ports: Provides eight programmable GPIO pins, which can be configured as inputs or outputs.
4. Interrupt Output: Includes an interrupt output pin that indicates when an input port has changed state.
5. Polarity Inversion: Features polarity inversion capability for each input port.
6. Operating Voltage: Functions with a supply voltage range from 2.3 V to 5.5 V.
7. ESD Protection: Equipped with ESD protection for robust operation in varied environments.
8. Wide Temperature Range: Suitable for automotive and industrial applications with a temperature range from -40°C to +125°C.
9. Packaging: Available in a TSSOP package, making it ideal for compact designs.
These features make the PCA9538PW/Q900 a versatile component for expanding I/O capabilities in microcontroller-based systems.
Manufacturer
The PCA9538PW/Q900 is manufactured by NXP Semiconductors. NXP Semiconductors is a Dutch company that specializes in the production of semiconductors and related technology solutions. They are known for their work in automotive, identification, wireless infrastructure, industrial, mobile, and computing applications. NXP is recognized for innovation in secure connectivity solutions for embedded applications, emphasizing security, privacy, and trust. The company operates globally and plays a significant role in the technology supply chain, providing components that are integral to modern electronic devices and systems.
Application
The PCA9538PW/Q900 is an I2C-bus I/O port expander with interrupt capability. Its primary application areas include:
1. Industrial Automation: Enhances microcontroller I/O capabilities for controlling sensors and actuators.
2. Consumer Electronics: Used in devices like TVs and home appliances for expanding control functionality.
3. Automotive Systems: Suitable for environments requiring AEC-Q100 qualification, such as dashboard controls and infotainment systems.
4. Communication Equipment: Manages signaling and control in networking devices.
5. Embedded Systems: Provides additional I/O ports for microcontroller-based applications.
The device is ideal for applications requiring remote monitoring and control due to its I2C interface and interrupt functionality.
1. Industrial Automation: Enhances microcontroller I/O capabilities for controlling sensors and actuators.
2. Consumer Electronics: Used in devices like TVs and home appliances for expanding control functionality.
3. Automotive Systems: Suitable for environments requiring AEC-Q100 qualification, such as dashboard controls and infotainment systems.
4. Communication Equipment: Manages signaling and control in networking devices.
5. Embedded Systems: Provides additional I/O ports for microcontroller-based applications.
The device is ideal for applications requiring remote monitoring and control due to its I2C interface and interrupt functionality.
Package
The PCA9538PW/Q900 is a surface-mount device (SMD) packaged in a TSSOP (Thin Shrink Small Outline Package) with 16 pins. This package type is designed for efficient use of PCB space while providing reliable electrical connections for the component.
