PCA9516PW,118

Product Overview

Category

PCA9516PW,118 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a level translator and voltage-level shifter.

Characteristics

• The PCA9516PW,118 is designed to provide bidirectional I2C-bus and SMBus voltage-level translation.
• It operates from 2.3 V to 5.5 V on the low side and 1.65 V to 5.5 V on the high side.
• This IC supports clock frequencies up to 400 kHz.
• It features a rise time accelerator circuitry that allows for faster bus operation.
• The PCA9516PW,118 has an open-drain output configuration.

Package

The PCA9516PW,118 is available in a TSSOP package.

Essence

The essence of PCA9516PW,118 lies in its ability to facilitate communication between devices operating at different voltage levels within the I2C-bus and SMBus systems.

Packaging/Quantity

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

Specifications

• Supply Voltage Range: 2.3 V to 5.5 V (low side), 1.65 V to 5.5 V (high side)
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 400 kHz
• Output Configuration: Open-drain
• Package Type: TSSOP

Detailed Pin Configuration

The PCA9516PW,118 has a total of 8 pins:

1. SDA (Serial Data Line) Input/Output
2. SCL (Serial Clock Line) Input
3. OE (Output Enable) Input
4. A1 (Address Select Bit 1) Input
5. A0 (Address Select Bit 0) Input
6. VREF (Reference Voltage) Input
7. GND (Ground)
8. VCC (Supply Voltage)

Functional Features

• Bidirectional voltage-level translation between I2C-bus and SMBus systems.
• Rise time accelerator circuitry for faster bus operation.
• Supports clock frequencies up to 400 kHz.
• Open-drain output configuration allows for wired-AND connections.

Advantages and Disadvantages

Advantages

• Enables communication between devices operating at different voltage levels.
• Supports high-speed data transfer.
• Compact TSSOP package for space-constrained applications.
• Open-drain output configuration provides flexibility in system design.

Disadvantages

• Limited to I2C-bus and SMBus applications.
• Requires external pull-up resistors for proper operation.

Working Principles

The PCA9516PW,118 functions as a bidirectional voltage-level translator by converting the logic levels of the I2C-bus and SMBus signals. It uses a combination of level shifters and open-drain outputs to facilitate communication between devices operating at different voltage levels. The rise time accelerator circuitry ensures fast signal transitions, allowing for efficient data transfer.

Detailed Application Field Plans

The PCA9516PW,118 is widely used in various applications that require voltage-level translation within I2C-bus and SMBus systems. Some common application fields include:

1. Consumer Electronics: Used in smart TVs, set-top boxes, and audio/video equipment for inter-device communication.
2. Industrial Automation: Employed in industrial control systems, PLCs, and sensors to enable communication between devices with different voltage requirements.
3. Automotive Electronics: Integrated into automotive infotainment systems, instrument clusters, and body control modules for voltage-level translation in communication networks.
4. Medical Devices: Utilized in medical equipment and monitoring devices to facilitate communication between different subsystems.

Detailed and Complete Alternative Models

1. PCA9306DCUR: Similar functionality with a smaller SOT23-6 package.
2. TXB0108PWR: Provides bidirectional voltage-level translation for multiple I/O lines in a TSSOP-20 package.
3. SN74LVC1T45DCKR: Single-bit, dual-supply voltage-level translator in a SC70-6 package.

These alternative models offer similar features and can be considered as substitutes for the PCA9516PW,118 depending on specific application requirements.

In conclusion, the PCA9516PW,118 is an integrated circuit that serves as a level translator and voltage-level shifter for I2C-bus and SMBus systems. It enables communication between devices operating at different voltage levels, supporting high-speed data transfer. With its compact package and functional features, it finds applications in various fields such as consumer electronics, industrial automation, automotive electronics, and medical devices.