PCA9536TK,118

Product Overview

Category

PCA9536TK,118 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 and SMBus compatible
• 4-bit configuration register
• Low standby current consumption
• Schmitt-trigger action on all inputs
• Open-drain interrupt output
• Noise filter on SDA/SCL inputs
• Polarity inversion register
• Power-on reset
• No glitch on power-up
• ESD protection exceeds JESD 22

Package

PCA9536TK,118 is available in a small Thin Shrink Small Outline Package (TSSOP).

Essence

The essence of PCA9536TK,118 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 or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply voltage range: 2.3 V to 5.5 V
• Input voltage range: 0 V to VDD
• Operating temperature range: -40°C to +85°C
• I/O compatibility level: 2.5 V, 3.3 V, 5 V
• Maximum frequency: 400 kHz
• Number of I/O pins: 8

Detailed Pin Configuration

1. SDA: Serial data input/output pin
2. SCL: Serial clock input pin
3. A0: Address input pin
4. A1: Address input pin
5. RESET: Active-low reset input pin
6. INT: Interrupt output pin
7. GND: Ground pin
8. VDD: Supply voltage pin

Functional Features

• I2C-bus and SMBus compatible, allowing easy integration into existing systems.
• Schmitt-trigger action on all inputs ensures noise immunity and reliable operation.
• Open-drain interrupt output provides a convenient way to detect changes in input states.
• Polarity inversion register allows for flexible configuration of input/output polarities.
• Power-on reset feature ensures proper initialization upon power-up.
• ESD protection exceeds JESD 22 standards, safeguarding the device from electrostatic discharge.

Advantages and Disadvantages

Advantages

• Compact package size enables space-efficient designs.
• Low standby current consumption minimizes power usage.
• Noise filter on SDA/SCL inputs enhances signal integrity.
• Wide supply voltage range allows compatibility with various systems.
• High ESD protection ensures robustness against static electricity.

Disadvantages

• Limited number of I/O pins may restrict the expansion capabilities for certain applications.
• Maximum frequency of 400 kHz may limit the speed of data transfer in high-performance systems.

Working Principles

PCA9536TK,118 operates based on the I2C-bus or SMBus communication protocols. It receives commands and data through the SDA and SCL pins, allowing control over the I/O ports. The device can be addressed using the A0 and A1 pins, enabling multiple devices to coexist on the same bus. Changes in input states can be detected through the INT pin, providing an interrupt signal to the host system.

Detailed Application Field Plans

PCA9536TK,118 finds applications in various fields, including but not limited to: - Consumer electronics - Industrial automation - Automotive systems - Internet of Things (IoT) devices - Medical equipment

In consumer electronics, it can be used for keypad scanning, LED control, or general-purpose I/O expansion. In industrial automation, it facilitates remote monitoring and control of sensors and actuators. Automotive systems can benefit from its use in lighting control, climate control, or driver assistance systems. In IoT devices, it enables efficient management of multiple peripherals. Medical equipment can utilize PCA9536TK,118 for patient monitoring, diagnostics, or equipment control.

Detailed and Complete Alternative Models

• PCA9534APW,112
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• PCA9537D,112
• PCA9538PW,112
• PCA9539PW,112
• PCA9554ADBR,112
• PCA9554DBR,112
• PCA9554PW,112
• PCA9555PW,112
• PCA9556PW,112

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

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