60V Fault Protected 3V to 5.5V RS485/RS422 Transceivers Features: Protected from Overvoltage Line Faults to ±60V 3V to 5.5V Supply Voltage 20Mbps or Low EMI 250kbps Data Rate ±15kV ESD Interface Pins, ±8kV All Other Pins Extended Common Mode Range: ±25V Guaranteed Fail-safe Receiver Operation High Input Impedance Supports 256 Nodes 1.65V to 5.5V Logic Supply Pin (VL) for Flexible Digital Interface (LTC2865) MP-Grade Option Available (–55°C to 125°C) Fully Balanced Differential Receiver Thresholds for Low Duty Cycle Distortion Current Limited Drivers and Thermal Shutdown Pin Compatible with LT1785 and LT1791 Available in DFN and Leaded Packages

RS232/RS485 Multiprotocol Transceivers with Integrated Termination Features: One RS485 and Two RS232 Transceivers 3V to 5.5V Supply Voltage 20Mbps RS485 and 500kbps RS232 Automatic Selection of Integrated RS485 (120Ω) and RS232 (5kΩ) Termination Resistors Half-/Full-Duplex RS485 Switching High ESD: ±26kV (LTC2870), ±16kV (LTC2871) Logic Loopback Mode 1.7V to 5.5V Logic Interface Supports Up to 256 RS485 Nodes RS485 Receiver Failsafe Eliminates UART Lockup H-Grade Available (–40°C to 125°C) Available in 28-Pin 4mm × 5mm QFN and TSSOP (LTC2870), and 38-Pin 5mm × 7mm QFN and TSSOP (LTC2871)

RS232/RS485 Multiprotocol Transceivers with Integrated Termination Features: One RS485 and Two RS232 Transceivers 3V to 5.5V Supply Voltage 20Mbps RS485 and 500kbps RS232 Automatic Selection of Integrated RS485 (120Ω) and RS232 (5kΩ) Termination Resistors Half-/Full-Duplex RS485 Switching High ESD: ±26kV (LTC2870), ±16kV (LTC2871) Logic Loopback Mode 1.7V to 5.5V Logic Interface Supports Up to 256 RS485 Nodes RS485 Receiver Failsafe Eliminates UART Lockup Available in 28-Pin 4mm × 5mm QFN and TSSOP (LTC2870), and 38-Pin 5mm × 7mm QFN and TSSOP (LTC2871)

RS232/RS485 Multiprotocol Transceivers with Integrated Termination Features: One RS485 and Two RS232 Transceivers 3V to 5.5V Supply Voltage 20Mbps RS485 and 500kbps RS232 Automatic Selection of Integrated RS485 (120Ω) and RS232 (5kΩ) Termination Resistors Half-/Full-Duplex RS485 Switching High ESD: ±26kV (LTC2870), ±16kV (LTC2871) Logic Loopback Mode 1.7V to 5.5V Logic Interface Supports Up to 256 RS485 Nodes RS485 Receiver Failsafe Eliminates UART Lockup Available in 28-Pin 4mm × 5mm QFN and TSSOP (LTC2870), and 38-Pin 5mm × 7mm QFN and TSSOP (LTC2871)

Single-Bus RS485/RS232 Multiprotocol Transceiver with Switchable Termination Features: One RS485 or One RS232 Transceiver 3V to 5.5V Supply Voltage Up to 20Mbps RS485 Slew-Controlled RS232 Operation: Selectable 1Mbps or 250kbps Automatic Selection of Integrated RS485 (120Ω) and RS232 (5kΩ) Termination Resistors High ESD: ±26kV HBM Logic Loopback Mode 1.7V to 5.5V Logic Interface Supports Up to 256 RS485 Nodes RS485 Receiver Failsafe Eliminates UART Lockup H-Grade Available (–40°C to 125°C) Available in 24-Pin 4mm × 5mm QFN Package

60V Rugged PROFIBUS RS485 Transceivers Features: PROFIBUS IEC 61158-2 Compliant Protected from Overvoltage Line Faults to ±60V ±52kV ESD Interface Pins, ±15kV All Other Pins ±2kV (Level 4) IEC61000-4-4 Fast Transient Burst ±25V Working Common Mode Range 20Mbps Maximum Baud Rate 1.65V to 5.5V Logic Supply Pin for Flexible Digital Interfacing (LTC2877) 5V Supply Can Operate Down to 3V for Low Power, Low Swing Applications Fully Balanced Differential Receiver Thresholds with 240mV Hysteresis for Superior Noise Tolerance and Low Duty Cycle Distortion Receiver Failsafe for Open, Shorted and Terminated Conditions Wide Operating Temperature Range: –40°C to 125°C Available in Small DFN and MSOP Packages

60V Rugged PROFIBUS RS485 Transceivers Features: PROFIBUS IEC 61158-2 Compliant Protected from Overvoltage Line Faults to ±60V ±52kV ESD Interface Pins, ±15kV All Other Pins ±2kV (Level 4) IEC61000-4-4 Fast Transient Burst ±25V Working Common Mode Range 20Mbps Maximum Baud Rate 1.65V to 5.5V Logic Supply Pin for Flexible Digital Interfacing (LTC2877) 5V Supply Can Operate Down to 3V for Low Power, Low Swing Applications Fully Balanced Differential Receiver Thresholds with 240mV Hysteresis for Superior Noise Tolerance and Low Duty Cycle Distortion Receiver Failsafe for Open, Shorted and Terminated Conditions Wide Operating Temperature Range: –40°C to 125°C Available in Small DFN and MSOP Packages

60V Rugged PROFIBUS RS485 Transceivers Features: PROFIBUS IEC 61158-2 Compliant Protected from Overvoltage Line Faults to ±60V ±52kV ESD Interface Pins, ±15kV All Other Pins ±2kV (Level 4) IEC61000-4-4 Fast Transient Burst ±25V Working Common Mode Range 20Mbps Maximum Baud Rate 1.65V to 5.5V Logic Supply Pin for Flexible Digital Interfacing (LTC2877) 5V Supply Can Operate Down to 3V for Low Power, Low Swing Applications Fully Balanced Differential Receiver Thresholds with 240mV Hysteresis for Superior Noise Tolerance and Low Duty Cycle Distortion Receiver Failsafe for Open, Shorted and Terminated Conditions Wide Operating Temperature Range: –40°C to 125°C Available in Small DFN and MSOP Packages

LED Display Drivers Serially Interfaced, 8-Digit, LED Display Drivers

60V Rugged PROFIBUS RS485 Transceivers Features:PROFIBUS IEC 61158-2 CompliantProtected from Overvoltage Line Faults to ±60V±52kV ESD Interface Pins, ±15kV All Other Pins±2kV (Level 4) IEC61000-4-4 Fast Transient Burst±25V Working Common Mode Range20Mbps Maximum Baud Rate1.65V to 5.5V Logic Supply Pin for Flexible Digital Interfacing (LTC2877)5V Supply Can Operate Down to 3V for Low Power, Low Swing ApplicationsFully Balanced Differential Receiver Thresholds with240mV Hysteresis for Superior Noise Tolerance andLow Duty Cycle DistortionReceiver Failsafe for Open, Shorted and Terminated ConditionsWide Operating Temperature Range: –40°C to 125°CAvailable in Small DFN and MSOP Packages