Manufacturer Part Number
LTC4300A-3CMS8#TRPBF
Manufacturer
Analog Devices
Introduction
Interface chip for I2C bus systems providing hot-swappable capabilities
Product Features and Performance
I2C Bus Buffer
Supports Hot-Swap and Voltage Level Translation
400kHz Maximum Data Rate
Two-channel Support
Built-in Rise Time Accelerators
Prevents SDA and SCL Corruption during Live Board Insertion and Removal
Fault-Tolerant Operation
Product Advantages
Enables safe board insertion into live backplane
Maintains signal integrity under hot-swap events
Low noise due to integrated capacitors
Provides stable communication for I2C devices
High impedance SDA, SCL pins when Vcc is below VTP
Key Technical Parameters
Data Rate (Max): 400kHz
Number of Channels: 2
Capacitance - Input: 10 pF
Voltage - Supply: 2.7V to 5.5V
Current - Supply: 3mA
Operating Temperature: 0°C to 70°C
Quality and Safety Features
Robust ESD Protection
Latches Provide Rugged Output Under Fault Conditions
Thermal Shutdown Protection
Compatibility
I2C and SMBus Compatible
Supports Hot-Swappable I2C Communication
Application Areas
Servers and Storage
Telecommunication
Networking Equipment
Industrial Computing
Data Acquisition Systems
Product Lifecycle
Active Product
Not Reported as Nearing Discontinuation
Replacement and Upgrade Options Should be Checked with Manufacturer
Several Key Reasons to Choose This Product
Allows for safe and seamless hot-swapping of electronic components
Minimizes downtime due to maintenance or upgrades
High-speed operation at 400kHz suitable for modern I2C bus applications
Dual-channel allows for expanded application use
Compatible with a wide range of supply voltages (2.7V to 5.5V)
Ease of integration due to surface mount 8-MSOP package
Reliable performance supported by Analog Devices' reputation
LTC4301CDDLinear Technology / Analog Devices
LTC4301-1CMS/IMSLTQP