The PCF8575DBR is an Integrated Circuit (IC) from Luminary Micro / Texas Instruments that belongs to the Interface - I/O Expanders category. It is a 16-bit I/O Expander IC that utilizes the SMBus interface for communication at up to 400kHz. The device operates over a wide voltage range of 2.5V to 5.5V and supports a temperature range of -40°C to 85°C, making it suitable for a variety of applications.
Designed with a compact 24-SSOP package, the PCF8575DBR addresses the challenge of limited I/O availability in many embedded systems. It provides 16 general-purpose input/output (GPIO) pins that can be individually configured as inputs or outputs, with push-pull output capability and support for up to 25mA of sink/source current per pin. This allows the device to interface with a wide range of external components and peripherals, effectively expanding the I/O capabilities of the host system.
One of the key features of the PCF8575DBR is its integration of a Power-On Reset (POR) function, which ensures reliable system initialization and operation. The device is also RoHS-compliant, making it environmentally friendly and suitable for use in modern electronic designs.
The PCF8575DBR is well-suited for applications that require additional I/O expansion, such as consumer electronics, industrial automation, home appliances, and various embedded systems. It is compatible with SMBus-enabled microcontrollers, allowing for easy integration into a wide range of platforms.
Equivalent or alternative models to the PCF8575DBR include the PCF8574, PCF8574A, and PCF8575 from Texas Instruments, which offer similar functionalities and interfaces but may have slight variations in package size, pin count, or specific features.
PCF8575DBR Key Technical Attributes
Manufacturer Part Number: PCF8575DBR
Manufacturer: Luminary Micro / Texas Instruments
Base Part Number: PCF8575
PCF8575DBR Packing Size
Package Type: 24-SSOP
Moisture Sensitivity Level: 1 (Unlimited)
Mounting Type: Surface Mount
PCF8575DBR Application
Used in devices requiring additional I/O expanders
Typically integrated into microcontroller-based systems
PCF8575DBR Features
The device, PCF8575DBR, operates as an I/O Expander over an IC, SMBus with a clock frequency of 400kHz, allowing interface with microcontrollers. It supports 16 I/O ports. Each I/O supports push-pull outputs with current output source/sink of 1mA and 25mA. The device comes with a power-on reset feature (POR) and provides interrupt outputs to facilitate effective communication and response in connected systems.
PCF8575DBR Quality and Safety Features
Complies with RoHS, ensuring lead-free components
Moisture Sensitivity Level (MSL) of 1, indicating unlimited floor life under controlled conditions
PCF8575DBR Compatibility
Compatible with systems requiring an operating voltage range of 2.5 V to 5.5 V
Suitable for interfacing with devices using an SMBus or IC interfaces
PCF8575DBR Datasheet PDF
For the most authoritative and up-to-date datasheet of the PCF8575DBR, visit our website. We recommend downloading the detailed datasheet directly from this page to ensure you have all the specific data necessary for your application.
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