P82B96PWR

Product Overview

Category: Integrated Circuit
Use: Bus Buffer
Characteristics: High-speed, bidirectional buffer for I2C bus signals
Package: TSSOP (Thin Shrink Small Outline Package)
Essence: Enhances signal integrity and extends the bus capacitance limit
Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

Supply Voltage Range: 2.3V to 5.5V
Operating Temperature Range: -40°C to +85°C
Maximum Data Rate: 400 kbps
Maximum Capacitive Load: 400 pF
Number of Pins: 8

Detailed Pin Configuration

VCC: Power supply voltage
GND: Ground reference
SDA: Serial Data Line
SCL: Serial Clock Line
OE: Output Enable
NC: No Connection
Y: Bidirectional I/O line
X: Bidirectional I/O line

Functional Features

Bidirectional buffering of I2C bus signals
Supports multiple devices on the same bus
Extends the bus capacitance limit
Improves signal integrity and noise immunity
Compatible with both standard-mode (100 kbps) and fast-mode (400 kbps) I2C protocols

Advantages

Enables long-distance communication on the I2C bus
Reduces signal distortion and data errors
Simplifies design by allowing more devices on the bus
Low power consumption
Easy to integrate into existing systems

Disadvantages

Limited to I2C bus applications
Not suitable for high-speed data transmission
Requires careful consideration of bus capacitance limits

Working Principles

The P82B96PWR is a bidirectional buffer designed specifically for I2C bus applications. It enhances signal integrity and extends the bus capacitance limit, allowing for longer distance communication and more devices on the bus. The device operates by buffering the SDA and SCL lines, isolating the bus capacitance from the main bus, and providing a high-speed bidirectional interface.

Detailed Application Field Plans

The P82B96PWR is widely used in various applications that require reliable and efficient communication over the I2C bus. Some common application fields include:

Industrial Automation: Control systems, sensors, and actuators
Consumer Electronics: Smart TVs, home automation, and audio systems
Automotive: Infotainment systems, climate control, and advanced driver-assistance systems (ADAS)
Medical Devices: Patient monitoring, diagnostic equipment, and laboratory instruments
Internet of Things (IoT): Connected devices, smart meters, and wearable technology

Detailed and Complete Alternative Models

PCA9515APW: Bidirectional I2C bus and SMBus voltage-level translator
TCA980x: I2C bus repeater with level shifting and hot-swap capabilities
LTC4316: I2C/SMBus multiplexer with adjustable rise time and hot-swappable capability
MAX7360: Configurable I/O expander with built-in keypad controller
SN74LVC1G125: Single bus buffer gate with 3-state output

These alternative models offer similar functionality to the P82B96PWR and can be considered as alternatives based on specific requirements and design constraints.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von P82B96PWR in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of P82B96PWR in technical solutions:

Q: What is P82B96PWR? A: P82B96PWR is a bus buffer IC (Integrated Circuit) that provides bidirectional buffering, voltage level shifting, and bus isolation for I2C or SMBus systems.
Q: What is the purpose of P82B96PWR? A: The purpose of P82B96PWR is to extend the range and improve the reliability of I2C or SMBus communication by buffering and isolating the bus signals.
Q: How does P82B96PWR achieve bus isolation? A: P82B96PWR achieves bus isolation by using a bidirectional buffer with built-in level shifting, which allows it to interface between two I2C or SMBus buses operating at different voltage levels.
Q: Can P82B96PWR be used in both I2C and SMBus applications? A: Yes, P82B96PWR is compatible with both I2C and SMBus protocols, making it suitable for a wide range of applications.
Q: What is the maximum data rate supported by P82B96PWR? A: P82B96PWR supports a maximum data rate of 100 kbps (kilobits per second).
Q: Does P82B96PWR require external power supply? A: Yes, P82B96PWR requires an external power supply, typically ranging from 2.7V to 5.5V, to operate.
Q: Can P82B96PWR be used in multi-master I2C systems? A: Yes, P82B96PWR can be used in multi-master I2C systems, as it provides bus buffering and isolation to prevent conflicts between multiple masters.
Q: What is the operating temperature range of P82B96PWR? A: The operating temperature range of P82B96PWR is typically -40°C to +85°C.
Q: Can P82B96PWR be used for long-distance I2C communication? A: Yes, P82B96PWR can be used to extend the range of I2C communication by buffering and isolating the bus signals, allowing for longer distances between devices.
Q: Are there any application notes or reference designs available for P82B96PWR? A: Yes, the manufacturer of P82B96PWR typically provides application notes and reference designs that can help users understand and implement the IC in their technical solutions.

Please note that the answers provided here are general and may vary depending on specific requirements and implementation details. It is always recommended to refer to the datasheet and documentation provided by the manufacturer for accurate information.