PCA9535PW,112

Product Overview

Category

PCA9535PW,112 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for input/output (I/O) expansion in various electronic devices.

Characteristics

• I2C-bus interface compatibility
• 16-bit remote I/O port with interrupt capability
• Low standby current consumption
• Schmitt trigger inputs for noise suppression
• Open-drain interrupt output
• Polarity inversion register
• Internal power-on reset

Package

PCA9535PW,112 is available in a small-sized TSSOP package.

Essence

The essence of PCA9535PW,112 lies in its ability to provide additional I/O ports for electronic devices, enhancing their functionality and flexibility.

Packaging/Quantity

This product is typically packaged in reels, with a quantity of 2500 units per reel.

Specifications

• Supply voltage: 2.3V to 5.5V
• Input voltage range: 0V to VDD
• Output voltage range: 0V to VDD
• Maximum output current: 25mA
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

1. SDA (Serial Data)
2. SCL (Serial Clock)
3. INT (Interrupt Output)
4. A0 (Address Selection Bit 0)
5. A1 (Address Selection Bit 1)
6. RESET (Reset Input)
7. GND (Ground)
8. P00-P07 (I/O Ports)
9. P10-P17 (I/O Ports)
10. VDD (Supply Voltage)

Functional Features

• I2C-bus compatible interface allows easy integration into existing systems.
• The 16-bit remote I/O port provides additional input/output capabilities.
• Interrupt capability enables efficient event-driven processing.
• Low standby current consumption ensures energy efficiency.
• Schmitt trigger inputs minimize the impact of noise on signal integrity.
• Polarity inversion register allows for flexible signal polarity configuration.
• Internal power-on reset ensures reliable startup.

Advantages and Disadvantages

Advantages

• Easy integration into existing systems
• Increased I/O capabilities
• Efficient event-driven processing
• Energy-efficient operation
• Noise suppression for reliable signal integrity
• Flexible signal polarity configuration
• Reliable startup

Disadvantages

• Limited output current capacity (25mA)
• Restricted operating temperature range (-40°C to +85°C)

Working Principles

PCA9535PW,112 operates by utilizing the I2C-bus interface to communicate with a microcontroller or other devices. It provides 16 additional I/O ports that can be configured as inputs or outputs. The interrupt capability allows the device to notify the microcontroller of specific events, reducing the need for continuous polling. The low standby current consumption ensures minimal power usage when not actively processing signals.

Detailed Application Field Plans

PCA9535PW,112 finds applications in various fields, including but not limited to: 1. Industrial automation 2. Consumer electronics 3. Automotive systems 4. Internet of Things (IoT) devices 5. Medical equipment

In industrial automation, it can be used for controlling sensors, actuators, and other peripheral devices. In consumer electronics, it enables additional user interface options and connectivity features. Automotive systems benefit from its I/O expansion capabilities for controlling lights, switches, and sensors. In IoT devices, PCA9535PW,112 enhances the connectivity and functionality of smart devices. Medical equipment can utilize this product for monitoring and controlling various parameters.

Detailed and Complete Alternative Models

1. PCA9555PW,118
2. MCP23017-E/SP
3. MAX7313ATG+
4. TCA9539PW,118
5. SN74HC595N

These alternative models offer similar functionality and features to PCA9535PW,112, providing options for different design requirements and preferences.

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