LTC4309CDE#PBF
- 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
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Signal Buffers, Repeaters, Splitters
- Length :
- 4mm
- Supply Voltage-Max (Vsup) :
- 5.5V
- Applications :
- I2C - Hotswap
- Width :
- 3mm
- Number of Channels :
- 2
- Lead Free :
- Lead Free
- Number of Pins :
- 12
- RoHS Status :
- ROHS3 Compliant
- Terminal Position :
- Dual
- Type :
- Buffer, Accelerator
- REACH SVHC :
- No SVHC
- Terminal Finish :
- Matte Tin (Sn)
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Number of Functions :
- 1
- Factory Lead Time :
- 8 Weeks
- Radiation Hardening :
- No
- Terminal Pitch :
- 0.5mm
- Height Seated (Max) :
- 0.8mm
- Capacitance - Input :
- 10pF
- Time@Peak Reflow Temperature-Max (s) :
- 30
- JESD-609 Code :
- e3
- Input :
- 2-Wire Bus
- Peak Reflow Temperature (Cel) :
- 260
- ECCN Code :
- EAR99
- Supply Voltage :
- 3.3V
- Pin Count :
- 12
- Current - Supply :
- 7mA
- Mount :
- Surface Mount
- Adjustable Threshold :
- No
- Output :
- 2-Wire Bus
- Operating Temperature :
- 0°C~70°C
- Lifecycle Status :
- Production (Last Updated: 3 months ago)
- Package / Case :
- 12-WFDFN Exposed Pad
- Voltage - Supply :
- 2.3V~5.5V
- Number of Terminations :
- 12
- Data Rate (Max) :
- 400kHz
- Published :
- 2008
- Packaging :
- Tube
- Base Part Number :
- LTC4309
- Mounting Type :
- Surface Mount
- 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.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















