Datasheet Details
| Part number | LTC4308 |
|---|---|
| Manufacturer | Linear Technology (now Analog Devices) |
| File Size | 162.26 KB |
| Description | Level Shifting Hot Swappable 2-Wire Bus Buffer |
| Datasheet | LTC4308-Linear.pdf |
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Overview: LTC4308 Low Voltage, Level Shifting Hot Swappable 2-Wire Bus Buffer with Stuck Bus.
| Part number | LTC4308 |
|---|---|
| Manufacturer | Linear Technology (now Analog Devices) |
| File Size | 162.26 KB |
| Description | Level Shifting Hot Swappable 2-Wire Bus Buffer |
| Datasheet | LTC4308-Linear.pdf |
|
|
|
n Optimized for Low Voltage Systems Down to 0.9V n Bidirectional Buffer with Stuck Bus Recovery n –200mV Offset In-Out/+300mV Offset Out-In n 30ms Stuck Bus Timeout n Compatible with Non-Compliant VOL I2C Devices n Prevents SDA and SCL Corruption During Live Board Insertion and Removal from Backplane n ±6kV Human Body Model (HBM) ESD Protection n Isolates Input SDA and SCL Lines from Output n Compatible with I2C™, I2C Fast Mode and SMBus n READY Open-Drain Output n 1V Precharge on SDAOUT and SCLOUT Lines n Small 8-Lead (3mm × 3mm × 0.75mm) DFN and 8-Lead MSOP Packages APPLICATIONS n Live Board Insertion n Servers n Capacitance Buffer/Bus Extender n RAID Systems n 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 bidirectional buffering, keeping the backplane and card capacitances isolated.
Negative offset from output to input allows communication between output bus devices with high VOL and devices on the low voltage input side, where bus supplies can be as low as 0.9V.
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