SX1505I087TRT
Product Overview
- Category: Integrated Circuit (IC)
- Use: GPIO Expander
- Characteristics:
- Low-voltage bidirectional translator
- 16-bit I/O expander for I2C-bus/SMBus applications
- Supports 1.65V to 5.5V VCC operation
- 5V tolerant inputs
- Open-drain or push-pull outputs
- Package: 24-pin QFN package
- Essence: The SX1505I087TRT is a versatile GPIO expander designed for use in various applications requiring additional input/output pins.
- Packaging/Quantity: Available in tape and reel packaging, with 3000 units per reel.
Specifications
- Supply Voltage Range: 1.65V to 5.5V
- Input Voltage Range: 0V to VCC
- Output Voltage Range: 0V to VCC
- Maximum Output Current: ±25mA
- Operating Temperature Range: -40°C to +85°C
- I2C Bus Frequency: Up to 400kHz
Detailed Pin Configuration
The SX1505I087TRT features a 24-pin QFN package with the following pin configuration:
- SDA - Serial Data Line
- SCL - Serial Clock Line
- INT - Interrupt Output
- RESET - Reset Input
- GND - Ground
- GP0 - General Purpose I/O 0
- GP1 - General Purpose I/O 1
- GP2 - General Purpose I/O 2
- GP3 - General Purpose I/O 3
- GP4 - General Purpose I/O 4
- GP5 - General Purpose I/O 5
- GP6 - General Purpose I/O 6
- GP7 - General Purpose I/O 7
- GP8 - General Purpose I/O 8
- GP9 - General Purpose I/O 9
- GP10 - General Purpose I/O 10
- GP11 - General Purpose I/O 11
- GP12 - General Purpose I/O 12
- GP13 - General Purpose I/O 13
- GP14 - General Purpose I/O 14
- GP15 - General Purpose I/O 15
- VCC - Supply Voltage
- NC - No Connection
- NC - No Connection
Functional Features
- Bidirectional voltage-level translation between different logic levels
- Expandable GPIO functionality for microcontrollers with limited I/O pins
- Configurable input/output modes for each pin
- Interrupt output for efficient event-driven applications
- Reset input for system initialization and control
Advantages and Disadvantages
Advantages: - Wide supply voltage range allows compatibility with various systems - 5V tolerant inputs enable direct interfacing with standard TTL/CMOS logic levels - Flexible configuration options provide versatility in different applications - Interrupt output enhances efficiency in event-based designs
Disadvantages: - Limited maximum output current may restrict use in high-power applications - Lack of integrated pull-up/pull-down resistors may require external components in certain scenarios
Working Principles
The SX1505I087TRT operates as a bidirectional voltage-level translator and GPIO expander. It utilizes the I2C-bus/SMBus interface to communicate with a microcontroller or other devices. The device can be configured to function as either an input or output for each individual pin, allowing for versatile usage.
The bidirectional voltage-level translation feature enables seamless communication between devices operating at different logic levels. The device supports a wide supply voltage range, making it compatible with various systems.
Detailed Application Field Plans
The SX1505I087TRT finds applications in a wide range of fields, including but not limited to:
Consumer Electronics:
- Smart home devices
- Remote controls
- Wearable devices
Industrial Automation:
- Sensor interfaces
- Control panels
- Human-machine interfaces
Automotive:
- Infotainment systems
- Interior lighting control
- Climate control interfaces
Internet of Things (IoT):
- Edge devices
- IoT gateways
- Environmental monitoring systems
Detailed and Complete Alternative Models
- SX1506I087TRT: Similar to SX1505I087TRT, but with 8 additional I/O pins.
- MCP23017: I2C-bus/SMBus GPIO expander with 16 I/O pins and interrupt capabilities.
- PCA9538: 8-bit I2C-bus/SMBus GPIO expander with configurable
기술 솔루션에 SX1505I087TRT 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.
Sure! Here are 10 common questions and answers related to the application of SX1505I087TRT in technical solutions:
Q: What is SX1505I087TRT? A: SX1505I087TRT is a specific model of GPIO (General Purpose Input/Output) expander IC (Integrated Circuit) manufactured by Semtech Corporation.
Q: What is the purpose of SX1505I087TRT? A: The purpose of SX1505I087TRT is to provide additional digital input/output pins for microcontrollers or other digital devices, expanding their capabilities.
Q: How many GPIO pins does SX1505I087TRT have? A: SX1505I087TRT has a total of 16 GPIO pins, which can be configured as either inputs or outputs.
Q: What voltage levels does SX1505I087TRT support? A: SX1505I087TRT supports voltage levels ranging from 1.65V to 5.5V, making it compatible with a wide range of digital systems.
Q: Can SX1505I087TRT handle both analog and digital signals? A: No, SX1505I087TRT is designed specifically for digital signals and cannot handle analog signals.
Q: How can I communicate with SX1505I087TRT? A: SX1505I087TRT communicates using the I2C (Inter-Integrated Circuit) protocol, allowing it to interface with microcontrollers or other devices supporting I2C communication.
Q: Can SX1505I087TRT be used in both input and output modes simultaneously? A: Yes, SX1505I087TRT supports independent configuration of each GPIO pin, allowing it to be used in both input and output modes simultaneously.
Q: What is the maximum current that SX1505I087TRT can source or sink on its GPIO pins? A: SX1505I087TRT can source or sink up to 25mA of current per GPIO pin, making it suitable for driving LEDs, relays, or other low-power devices.
Q: Can I use multiple SX1505I087TRT ICs together in a single system? A: Yes, multiple SX1505I087TRT ICs can be used together in a single system by assigning unique I2C addresses to each IC.
Q: Are there any application examples where SX1505I087TRT can be used? A: Yes, SX1505I087TRT can be used in various applications such as industrial automation, consumer electronics, IoT (Internet of Things) devices, robotics, and more, where additional digital I/O pins are required.
Please note that the answers provided here are general and may vary depending on the specific requirements and implementation of SX1505I087TRT in different technical solutions.