20Mbps and Slew Rate Limited 15kV RS485/RS422 Transceiver Features: 20Mbps or Low EMI 250kbps Maximum Data Rate No Damage or Latch-up to ESD: ±15kV HBM High Input Impedance Supports 256 Nodes (C, I-Grade) Operation Up to 125°C (H-Grade) Guaranteed Fail-safe Receiver Operation Over the Entire Common Mode Range Current Limited Drivers and Thermal Shutdown Delayed Micropower Shutdown: 5µA Maximum (C, I-Grade) Power Up/Down Glitch-Free Driver Outputs Low Operating Current: 900µA Maximum in Receive Mode Compatible with TIA/EIA-485-A Specifications Available in 8-Lead and 10-Lead 3mm × 3mm DFN and 8-Lead and 10-Lead MSOP Packages

Hot Swappable 2-Wire Bus Buffer with Low Voltage Level Translation Features: Level Translates 1V Signals to Standard 3.3V and 5V Logic Rails Allows Bus Pull-Up Voltages as Low as 1V on SDAIN and SCLIN Bidirectional Buffer* for SDA and SCL Lines Increases Fanout Prevents SDA and SCL Corruption During Live Board Insertion and Removal from Backplane Isolates Input SDA and SCL Line from Output 10kV Human Body Model ESD Protection Supports Clock Stretching, Arbitration and Synchronization High Impedance SDA, SCL Pins for VCC = 0V CS Gates Connection from Input to Output Compatible with I2C™, I2C Fast Mode and SMBus Standards (Up to 400kHz Operation) Small 8-Pin MSOP and DFN (3mm x 3mm) Packages

Hot Swappable 2-Wire Bus Buffer with Stuck Bus Recovery Features: Automatic Disconnect of SDA/SCL Lines when Bus is Stuck Low for ≥30ms Fault Flag for Stuck Bus Recovers Stuck Busses with Automatic Clocking* Bidirectional Buffer* for SDA and SCL Lines Increases Fanout Prevents SDA and SCL Corruption During Live Board Insertion and Removal from Backplane Allows Bus Pullup Voltages Above and Below VCC ±15kV Human Body Model ESD Protection Isolates Input SDA and SCL Lines from Output Compatible with I2C™, I2C Fast-Mode and SMBus Standards (Up to 400kHz Operation) READY Open Drain Output 1V Precharge on All SDA and SCL Lines High Impedance SDA, SCL Pins for VCC = 0V ENABLE Gates Connection from Input to Output MSOP 10-Pin and DFN (3mm × 3mm) Packages

High Definition Multimedia Interface (HDMI) Level-Shifting 2-Wire Bus Buffer Features: Bidirectional Buffer for Display Data Channel (DDC) Compliant with HDMI Specifi cation Version 1.3 DDC Capacitance Requirement Level Translation Between 3.3V and 5V ±5kV Human Body Model ESD Protection 60mV Buffer Offset Independent of Load Compatible with Non-Compliant VOL I2C Devices Isolates Input SDA and SCL Line from Output Compatible with I2C™, I2C Fast Mode and SMBus READY Open-Drain Output High Impedance SDA, SCL Pins for VCC = 0V Small 8-Lead (3mm × 3mm) DFN and 8-Lead MSOP Packages

Low Voltage, Level Shifting Hot Swappable 2-Wire Bus Buffer with Stuck Bus Recovery 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

Hot-Swappable I2C Isolators Features: Bidirectional I2C Communication Between Two Isolated Buses Full Isolation with Inexpensive Ethernet Transformers or Capacitors Low Voltage Level Shifting I2C Maximum Operating Frequency: 100kHz for LTC4310-1 400kHz for LTC4310-2 I2C Specification Compliant VOL, VIL ±5kV Human Body Model ESD Protection Rise Time Accelerators SDA, SCL Hot-Swapping Very Low Shutdown Current Stuck Bus Disconnect and Recovery Thermal Shutdown 10-Lead MSOP and 3mm × 3mm DFN Packages

Hot-Swappable I2C Isolators Features: Bidirectional I2C Communication Between Two Isolated Buses Full Isolation with Inexpensive Ethernet Transformers or Capacitors Low Voltage Level Shifting I2C Maximum Operating Frequency: 100kHz for LTC4310-1 400kHz for LTC4310-2 I2C Specification Compliant VOL, VIL ±5kV Human Body Model ESD Protection Rise Time Accelerators SDA, SCL Hot-Swapping Very Low Shutdown Current Stuck Bus Disconnect and Recovery Thermal Shutdown 10-Lead MSOP and 3mm × 3mm DFN Packages

Hot-Swappable I2C Isolators Features: Bidirectional I2C Communication Between Two Isolated Buses Full Isolation with Inexpensive Ethernet Transformers or Capacitors Low Voltage Level Shifting I2C Maximum Operating Frequency: 100kHz for LTC4310-1 400kHz for LTC4310-2 I2C Specification Compliant VOL, VIL ±5kV Human Body Model ESD Protection Rise Time Accelerators SDA, SCL Hot-Swapping Very Low Shutdown Current Stuck Bus Disconnect and Recovery Thermal Shutdown 10-Lead MSOP and 3mm × 3mm DFN Packages

Hot-Swappable I2C Isolators Features: Bidirectional I2C Communication Between Two Isolated Buses Full Isolation with Inexpensive Ethernet Transformers or Capacitors Low Voltage Level Shifting I2C Maximum Operating Frequency: 100kHz for LTC4310-1 400kHz for LTC4310-2 I2C Specification Compliant VOL, VIL ±5kV Human Body Model ESD Protection Rise Time Accelerators SDA, SCL Hot-Swapping Very Low Shutdown Current Stuck Bus Disconnect and Recovery Thermal Shutdown 10-Lead MSOP and 3mm × 3mm DFN Packages

2-Wire Bus Buffers with High Noise Margin Features:Bidirectional Buffer Increases FanoutHigh Noise Margin with VIL = 0.3•VCCCompatible with Non-Compliant I2C Devices That Drive a High VOLStrong (LTC4313-1) and 2.5mA (LTC4313-2) Rise Time Accelerator CurrentLevel Shift 1.5V, 1.8V, 2.5V, 3.3V and 5V BussesPrevents SDA and SCL Corruption During Live Board Insertion and Removal from BackplaneStuck Bus Disconnect and RecoveryCompatible with I2C, I2C Fast Mode and SMBus±4kV Human Body Model ESD RuggednessHigh Impedance SDA, SCL Pins When Unpowered8-Lead MSOP and 8-Lead (3mm × 3mm) DFN Packages