PCA9532PW,118
Product Overview
- Category: Integrated Circuit (IC)
- Use: GPIO Expander
- Characteristics: Low power, I2C-bus interface, 8-bit remote I/O port with interrupt
- Package: TSSOP
- Essence: Provides general-purpose parallel input/output expansion for I2C-bus applications
- Packaging/Quantity: Tape and Reel, 2500 per reel
Specifications
- Supply Voltage: 2.3V to 5.5V
- I/O Compatibility: 5V tolerant I/Os
- Operating Temperature: -40°C to +85°C
- Interrupt Output Pin: Active-Low Open-Drain
Detailed Pin Configuration
The PCA9532PW,118 has a total of 16 pins, including the power supply, ground, I2C-bus interface, and I/O ports.
Functional Features
- 400kHz Fast I2C-bus Interface
- Internal Power-On Reset
- Noise Filter on SDA/SCL Inputs
- Polarity Inversion Register
- Low Standby Current
Advantages and Disadvantages
Advantages:
- Low power consumption
- Simple I2C-bus interface
- Interrupt output for efficient communication
Disadvantages:
- Limited number of I/O ports
- Operating temperature range may not be suitable for extreme environments
Working Principles
The PCA9532PW,118 operates as an I2C-bus slave device, allowing the microcontroller to control the I/O ports and monitor the interrupt pin for efficient communication and data transfer.
Detailed Application Field Plans
This GPIO expander is widely used in various applications such as: - Consumer electronics - Industrial automation - IoT devices - Automotive systems
Detailed and Complete Alternative Models
MCP23008
- Category: Integrated Circuit (IC)
- Use: 8-Bit I/O Expander
- Characteristics: I2C-bus interface, high-speed SPI interface
- Package: PDIP, SOIC, TSSOP
- Supply Voltage: 1.8V to 5.5V
MAX7311
- Category: Integrated Circuit (IC)
- Use: I2C GPIO Expander
- Characteristics: 16-bit I/O expander, cascading feature
- Package: TQFN, TSSOP
- Supply Voltage: 2.3V to 5.5V
In conclusion, the PCA9532PW,118 is a versatile GPIO expander with a simple I2C-bus interface, making it suitable for a wide range of applications. Its low power consumption and interrupt features make it an efficient choice for expanding I/O capabilities in various electronic systems.
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10個與PCA9532PW,118在技術方案中應用相關的常見問題與解答
What is PCA9532PW,118?
- PCA9532PW,118 is an 8-bit I2C-bus and SMBus I/O port with interrupt.
What is the operating voltage range of PCA9532PW,118?
- The operating voltage range of PCA9532PW,118 is 2.3V to 5.5V.
How many I/O pins does PCA9532PW,118 have?
- PCA9532PW,118 has 8 I/O pins.
What is the maximum sink current per I/O pin for PCA9532PW,118?
- The maximum sink current per I/O pin for PCA9532PW,118 is 25mA.
Can PCA9532PW,118 be used in automotive applications?
- Yes, PCA9532PW,118 can be used in automotive applications.
Is PCA9532PW,118 compatible with the I2C-bus and SMBus protocols?
- Yes, PCA9532PW,118 is compatible with the I2C-bus and SMBus protocols.
What is the package type of PCA9532PW,118?
- PCA9532PW,118 comes in a TSSOP package.
Does PCA9532PW,118 have built-in hardware address pins?
- Yes, PCA9532PW,118 has built-in hardware address pins for configuring its I2C address.
What are some typical applications of PCA9532PW,118?
- Some typical applications of PCA9532PW,118 include LED dimming, push button inputs, and relay drivers.
Is PCA9532PW,118 suitable for battery-powered devices?
- Yes, PCA9532PW,118 is suitable for battery-powered devices due to its wide operating voltage range and low power consumption.