PCA9517ADP/DG,118

Product Overview

Category

The PCA9517ADP/DG,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 PCA9517ADP/DG,118 is designed to facilitate communication between devices operating at different voltage levels.
• It supports bidirectional voltage translation between low-voltage (LV) and high-voltage (HV) systems.
• This IC can operate with LV input levels ranging from 0.9V to 3.6V and HV input levels ranging from 2.3V to 5.5V.
• It provides automatic direction sensing, eliminating the need for additional control signals.
• The device is compatible with I2C, SMBus, and other similar protocols.

Package

The PCA9517ADP/DG,118 is available in a small outline package (SOT) with eight pins.

Essence

The essence of this product lies in its ability to enable communication between devices operating at different voltage levels without the need for complex external circuitry.

Packaging/Quantity

The PCA9517ADP/DG,118 is typically packaged in reels or tubes, containing a specified quantity of units per package.

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Maximum Data Rate: 400kHz
• Low-Level Input Voltage (LV): 0.9V to 0.3VDD
• High-Level Input Voltage (LV): 0.7VDD to VDD
• Low-Level Output Voltage (LV): 0.4V
• High-Level Output Voltage (LV): 0.4VDD to VDD
• Low-Level Input Voltage (HV): 0.9V to 0.3VDD
• High-Level Input Voltage (HV): 0.7VDD to VDD
• Low-Level Output Voltage (HV): 0.4V
• High-Level Output Voltage (HV): 0.4VDD to VDD

Detailed Pin Configuration

The PCA9517ADP/DG,118 has the following pin configuration:

1. SDA: Serial Data Line
2. SCL: Serial Clock Line
3. OE: Output Enable
4. A1: Address Input 1
5. A0: Address Input 0
6. GND: Ground
7. LV: Low-Voltage I/O
8. HV: High-Voltage I/O

Functional Features

• Bidirectional voltage-level translation between LV and HV systems.
• Automatic direction sensing eliminates the need for additional control signals.
• Supports I2C, SMBus, and similar protocols.
• Provides level shifting without the need for complex external circuitry.

Advantages and Disadvantages

Advantages

• Simplifies communication between devices operating at different voltage levels.
• Eliminates the need for complex external circuitry.
• Supports popular communication protocols.
• Compact package size.

Disadvantages

• Limited to a maximum data rate of 400kHz.
• Requires careful consideration of voltage compatibility with connected devices.

Working Principles

The PCA9517ADP/DG,118 operates by automatically sensing the direction of communication and translating the voltage levels accordingly. It uses internal circuitry to shift the logic levels between the low-voltage (LV) and high-voltage (HV) systems, enabling seamless communication between devices operating at different voltage levels.

Detailed Application Field Plans

The PCA9517ADP/DG,118 finds applications in various fields, including but not limited to:

1. Industrial automation
2. Consumer electronics
3. Automotive systems
4. Telecommunications
5. Medical devices

In industrial automation, this IC can be used to interface LV and HV devices in control systems. In consumer electronics, it enables communication between different voltage domains within a device. In automotive systems, it facilitates communication between various electronic modules operating at different voltage levels. In telecommunications, it aids in connecting devices with varying voltage requirements. In medical devices, it ensures compatibility between LV and HV components.

Detailed and Complete Alternative Models

• PCA9306DCUR: Bidirectional I2C-bus and SMBus voltage-level translator
• TXB0108PWR: 8-bit bidirectional voltage-level translator
• SN74LVC4245APW: Octal dual-supply translating transceiver

These alternative models offer similar functionality and can be considered as alternatives to the PCA9517ADP/DG,118 for voltage-level translation applications.

Word count: 590 words