이미지는 참조용입니다.
PCF8575TS/1
+BOMReal Time Clock PCF8575TS/SSOP24//1/STANDARD MARKING * IC'S TUBE -
-
제조업체은지포 반도체
-
제조업체 부품 #PCF8575TS/1
-
재고27211
365 1일 품질 보증
7*24 영업 시간 서비스 보증
90-판매 후 1일 보증
정품 보증
사양
| 속성 | 가치 |
개요
Description
The PCF8575TS/1 is an I²C-bus to 16-bit I/O expander, commonly used in microcontroller applications to enhance the I/O capabilities by expanding the number of I/O pins available. Manufactured by NXP Semiconductors, this device allows for remote I/O port expansion over the I²C-bus interface, which requires only two lines (SDA and SCL) to communicate with the microcontroller.
Key features include:
- 16-bit I/O Port Expansion: Provides 16 quasi-bidirectional I/O pins that can be individually configured as inputs or outputs.
- I²C Interface: Compatible with both standard-mode (100 kHz) and fast-mode (400 kHz) I²C protocols.
- Addressable: Offers three address pins, allowing the connection of up to eight PCF8575TS/1 devices on the same I²C bus.
- Low Standby Current: Efficient in low-power applications.
- Versatile Applications: Utilized in consumer electronics, industrial applications, and anywhere additional digital I/O is needed.
In summary, the PCF8575TS/1 is a practical solution for expanding the number of I/O ports in an embedded system through a simple and efficient interface.
Key features include:
- 16-bit I/O Port Expansion: Provides 16 quasi-bidirectional I/O pins that can be individually configured as inputs or outputs.
- I²C Interface: Compatible with both standard-mode (100 kHz) and fast-mode (400 kHz) I²C protocols.
- Addressable: Offers three address pins, allowing the connection of up to eight PCF8575TS/1 devices on the same I²C bus.
- Low Standby Current: Efficient in low-power applications.
- Versatile Applications: Utilized in consumer electronics, industrial applications, and anywhere additional digital I/O is needed.
In summary, the PCF8575TS/1 is a practical solution for expanding the number of I/O ports in an embedded system through a simple and efficient interface.
Equivalent
The PCF8575TS/1 is a 16-bit I/O expander from NXP. Equivalent products include the PCA9535 and PCA9555 from NXP, MCP23017 from Microchip Technology, and TCA9535 from Texas Instruments. These chips offer similar I2C interfaces for expanding I/O ports on microcontrollers. However, always check the datasheet for specific details and pin compatibility before substitution.
Features
The PCF8575TS/1 is an I2C-bus to parallel port expander, offering several key features:
1. I2C Interface: It supports standard and fast I2C interfaces, allowing easy integration with microcontrollers.
2. 16-bit I/O Expansion: Provides 16-bit, bidirectional I/O port expansion, useful for increasing the number of I/O pins in a system without additional microcontroller pins.
3. Addressing: Up to 8 devices can be connected to the I2C bus by configuring the address pins, allowing multiple expanders to be used in the same system.
4. Low Standby Current: Designed for low power consumption, making it suitable for battery-powered applications.
5. Open-Drain Outputs: The outputs are open-drain, allowing for a wide range of applications and can sink larger currents.
6. Power-On Reset: The device includes a power-on reset to ensure proper initialization.
7. Versatile Voltage Range: Operates over a wide supply voltage range, typically 2.5V to 5.5V.
These features make the PCF8575TS/1 a flexible solution for expanding digital I/O in embedded systems.
1. I2C Interface: It supports standard and fast I2C interfaces, allowing easy integration with microcontrollers.
2. 16-bit I/O Expansion: Provides 16-bit, bidirectional I/O port expansion, useful for increasing the number of I/O pins in a system without additional microcontroller pins.
3. Addressing: Up to 8 devices can be connected to the I2C bus by configuring the address pins, allowing multiple expanders to be used in the same system.
4. Low Standby Current: Designed for low power consumption, making it suitable for battery-powered applications.
5. Open-Drain Outputs: The outputs are open-drain, allowing for a wide range of applications and can sink larger currents.
6. Power-On Reset: The device includes a power-on reset to ensure proper initialization.
7. Versatile Voltage Range: Operates over a wide supply voltage range, typically 2.5V to 5.5V.
These features make the PCF8575TS/1 a flexible solution for expanding digital I/O in embedded systems.
Pinout
The PCF8575TS/1 is a 24-pin device manufactured by NXP Semiconductors, used as a remote 16-bit I/O expander for I²C-bus applications. It enables the addition of input/output ports to a microcontroller system without using additional microcontroller pins. Here's a brief overview of its pin functions:
1. VDD: Power supply pin.
2. VSS: Ground pin.
3. SCL: Serial clock line for I²C communication.
4. SDA: Serial data line for I²C communication.
5. P00-P07, P10-P17: General-purpose I/O pins (total of 16), which can be used as input or output ports.
6. A0, A1, A2: Hardware address pins, allowing up to 8 devices on the same I²C bus.
7. INT: Interrupt output pin, which signals changes on the input port.
The device functions by using I²C communication to control and monitor the state of the 16 I/O pins, enabling efficient use in applications requiring additional ports for control or monitoring without increasing the microcontroller pin count.
1. VDD: Power supply pin.
2. VSS: Ground pin.
3. SCL: Serial clock line for I²C communication.
4. SDA: Serial data line for I²C communication.
5. P00-P07, P10-P17: General-purpose I/O pins (total of 16), which can be used as input or output ports.
6. A0, A1, A2: Hardware address pins, allowing up to 8 devices on the same I²C bus.
7. INT: Interrupt output pin, which signals changes on the input port.
The device functions by using I²C communication to control and monitor the state of the 16 I/O pins, enabling efficient use in applications requiring additional ports for control or monitoring without increasing the microcontroller pin count.
Manufacturer
The PCF8575TS/1 is manufactured by NXP Semiconductors. NXP is a global semiconductor company that specializes in the design and manufacture of high-performance mixed-signal electronics. It provides solutions for a variety of applications, including automotive, communication infrastructure, industrial, mobile, and consumer markets. The company is known for its focus on innovation, security, and connectivity. NXP's products often include microcontrollers, secure identification solutions, sensors, RF power, analog and digital processing, and connectivity solutions.
Application
The PCF8575TS/1 is a remote 16-bit I/O expander for I2C-bus applications. It is commonly used in scenarios where additional I/O ports are needed. Key application areas include:
1. Consumer Electronics: Enhancing the input/output capabilities of devices like TVs and home entertainment systems.
2. Industrial Automation: Expanding I/O ports in control and monitoring systems.
3. Home Automation: Integrating additional sensors and actuators.
4. IoT Devices: Providing extra I/O for connectivity and control functions.
5. Embedded Systems: Supporting microcontrollers with limited I/O ports.
These applications leverage the device's ability to interface with microcontrollers via the I2C protocol, making it versatile for various expansion needs.
1. Consumer Electronics: Enhancing the input/output capabilities of devices like TVs and home entertainment systems.
2. Industrial Automation: Expanding I/O ports in control and monitoring systems.
3. Home Automation: Integrating additional sensors and actuators.
4. IoT Devices: Providing extra I/O for connectivity and control functions.
5. Embedded Systems: Supporting microcontrollers with limited I/O ports.
These applications leverage the device's ability to interface with microcontrollers via the I2C protocol, making it versatile for various expansion needs.
Package
The PCF8575TS/1 is a remote 16-bit I/O expander for I2C-bus with an interrupt. The package type for this component is TSSOP (Thin Shrink Small Outline Package), which is a compact and surface-mount package style.
