LTC4309CDE#PBF
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- Mfr.Part #
- LTC4309CDE#PBF
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 12-WFDFN Exposed Pad
- Datasheet
- Download
- Description
- IC ACCELERATOR I2C HOTSWAP 12DFN
- Stock
- 182
- In Stock ：
- 182
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Signal Buffers, Repeaters, Splitters
- Terminal Position :
- Dual
- Type :
- Buffer, Accelerator
- Lifecycle Status :
- Production (Last Updated: 3 months ago)
- Package / Case :
- 12-WFDFN Exposed Pad
- Mount :
- Surface Mount
- Mounting Type :
- Surface Mount
- Current - Supply :
- 7mA
- Lead Free :
- Lead Free
- Operating Temperature :
- 0°C~70°C
- Radiation Hardening :
- No
- Factory Lead Time :
- 8 Weeks
- Number of Channels :
- 2
- Supply Voltage-Max (Vsup) :
- 5.5V
- RoHS Status :
- ROHS3 Compliant
- Number of Functions :
- 1
- Output :
- 2-Wire Bus
- Pin Count :
- 12
- Supply Voltage :
- 3.3V
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Peak Reflow Temperature (Cel) :
- 260
- JESD-609 Code :
- e3
- Number of Pins :
- 12
- Applications :
- I2C - Hotswap
- Adjustable Threshold :
- No
- Voltage - Supply :
- 2.3V~5.5V
- ECCN Code :
- EAR99
- Base Part Number :
- LTC4309
- Terminal Pitch :
- 0.5mm
- Published :
- 2008
- Capacitance - Input :
- 10pF
- Width :
- 3mm
- Number of Terminations :
- 12
- Data Rate (Max) :
- 400kHz
- Input :
- 2-Wire Bus
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Length :
- 4mm
- Packaging :
- Tube
- REACH SVHC :
- No SVHC
- Height Seated (Max) :
- 0.8mm
- Terminal Finish :
- Matte Tin (Sn)
- Datasheets
- LTC4309CDE#PBF
Signal Buffers, Repeaters, Splitters Analog Devices, Inc. LTC4309CDE#PBF Overview
The LTC4309CDE#PBF by Analog Devices, Inc. is an innovative hot-swappable I2C bus buffer that enhances the functionality of bus systems by allowing I2C devices to be exchanged during live operation without powering down the system. This integrated circuit is meticulously designed to resolve bus arbitration and fault isolation problems, providing robust protection and stable operation in complex environments. The ability to handle large capacitive loads makes this IC ideal for expanding I2C systems beyond their typical limits, facilitating communication over longer distances and with more devices without signal degradation.
LTC4309CDE#PBF Features
This IC accelerator offers unique features tailored for critical applications where system uptime and reliability are paramount. It includes two bidirectional buffering channels that isolate upstream and downstream capacitance and increase bus drive strength. With automatic recovery from bus faults, an under-voltage lockout, and a strong pull-up current source for stuck bus recovery, the LTC4309CDE#PBF ensures continuous and reliable system performance. Its compact 12-DFN package ensures minimal footprint on system designs.
LTC4309CDE#PBF Applications
- Data Centers: Enables server management systems to add or remove I2C devices without system interruption, enhancing maintenance efficiency and uptime.
- Telecommunications: Used in telecom racks to allow hot swapping of monitoring and control modules without shutting down the entire system.
- Consumer Electronics: Improves reliability and flexibility in consumer electronics by supporting hot swapping of user interface modules like touch screens and control panels.
- Automotive Systems: Enhances automotive diagnostic systems by permitting the hot swapping of sensor modules without needing vehicle power down.
- Medical Equipment: In medical monitoring systems, it facilitates the addition or removal of sensor devices seamlessly, crucial for non-stop patient monitoring.
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