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Low Voltage, Level Shifting Hot Swappable 2-Wire Bus Buffer with Stuck Bus Recovery
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LTC4308
Low Voltage, Level Shifting
Hot Swappable 2-Wire Bus
Buffer with Stuck Bus Recovery
DESCRIPTION FEATURES Optimized for Low Voltage Systems Down to 0.9V
Bidirectional Buffer with Stuck Bus Recovery
–200mV Offset In-Out/+300mV Offset Out-In
30ms Stuck Bus Timeout
Compatible with Non-Compliant VOL I2C Devices
Prevents SDA and SCL Corruption During Live
Board Insertion and Removal from Backplane
±6kV Human Body Model (HBM) ESD Protection
Isolates Input SDA and SCL Lines from Output
Compatible with I2C™, I2C Fast Mode and SMBus
READY Open-Drain Output
1V Precharge on SDAOUT and SCLOUT Lines
Small 8-Lead (3mm × 3mm × 0.75mm) DFN and
8-Lead MSOP Packages APPLICATIONS n Live Board Insertion
Servers
Capacitance Buffer/Bus Extender
RAID Systems
ATCA The LTC®4308 hot swappable, 2-wire bus buffer allows
I/O card insertion into a live backplane without corruption of the data and clock busses. The LTC4308 provides …