3.3V/5V Low Power RS232 3-Driver/5-Receiver Transceiver Features: Low Supply Current: 600µA at 3.3V Supply Current in Shutdown: 0.2µA Supply Current in Receiver Alive Mode: 15µA ESD Protection over ±10kV Operates from a Single 3V to 5.5V Supply Operates to 120kBaud with 0.1µF Flying Capacitors Three-State Outputs Are High Impedance When Off Output Overvoltage Does Not Force Current Back into Supplies RS232 I/O Lines Can Be Forced to ±25V Without Damage Flowthrough Architecture

5V Low Power RS232 3-Driver/5-Receiver Transceiver with 2 Receivers Active in Shutdown Features: Low Supply Current: 300µA Two Receivers Kept Alive in Shutdown ESD Protection Over ±10kV Operates from a Single 5V Supply Uses Small Capacitors: 0.1µF Operates to 120kBaud Three-State Outputs Are High Impedance When Off Output Overvoltage Does Not Force Current Back into Supplies RS232 I/O Lines Can Be Forced to ±25V Without Damage Pin Compatible with LT1137A and LT1237 Flowthrough Architecture

3.3V Low Power EIA/TIA-562 3-Driver/5-Receiver Transceiver Features: Low Supply Current: 300µA Receivers 4 and 5 Kept Alive in SHUTDOWN: 35µA ESD Protection: ±10kV Operates from a Single 3.3V Supply Uses Small Capacitors: 0.1µF Operates to 120kBaud Three-State Outputs are High Impedance When Off Output Overvoltage Does Not Force Current Back into Supplies EIA/TIA-562 I/O Lines Can Be Forced to ±25V Without Damage Flowthrough Architecture

3.3V Low Power EIA/TIA-562 3-Driver/5-Receiver Transceiver Features: Low Supply Current: 300µA Receivers 4 and 5 Kept Alive in SHUTDOWN: 35µA ESD Protection: ±10kV Operates from a Single 3.3V Supply Uses Small Capacitors: 0.1µF Operates to 120kBaud Three-State Outputs are High Impedance When Off Output Overvoltage Does Not Force Current Back into Supplies EIA/TIA-562 I/O Lines Can Be Forced to ±25V Without Damage Flowthrough Architecture

3.3V Low Power EIA/TIA-562 3-Driver/5-Receiver Transceiver Features: Low Supply Current: 300µA Receivers 4 and 5 Kept Alive in SHUTDOWN: 35µA ESD Protection: ±10kV Operates from a Single 3.3V Supply Uses Small Capacitors: 0.1µF Operates to 120kBaud Three-State Outputs are High Impedance When Off Output Overvoltage Does Not Force Current Back into Supplies EIA/TIA-562 I/O Lines Can Be Forced to ±25V Without Damage Flowthrough Architecture

5V Low Power RS232 Transceiver with 2 Receivers Active in Shutdown Features: Operates from a Single 5V Supply Low Supply Current: Icc = 220µA ICC = 35µA in Shutdown Mode with Both Receivers Kept Alive ESD Protection Over ±10kV Uses Small Capacitors: 0.1µF Operates to 120kBaud Output Overvoltage Does Not Force Current Back into Supplies RS232 I/O Lines Can Be Forced to ±25V Without Damage Pin Compatible with LT1180A

3.3V Low Power EIA/TIA-562 Transceiver Features: Operates from a Single 3.3V Supply Low Supply Current: ICC = 200µA ICC = 35µA in Driver Disable Mode ICC = 0.2µA in Shutdown Mode ESD Protection Over ±10kV Uses Small Capacitors: 0.1µF Operates to 120kBaud Output Overvoltage Does Not Force Current Back into Supplies EIA/TIA-562 I/O Lines Can Be Forced to ±25V Without Damage Pin Compatible with LT 1180A

3.3V Low Power EIA/TIA-562 Transceiver Features: Operates from a Single 3.3V Supply Low Supply Current: ICC = 200µA ICC = 35µA in Driver Disable Mode ICC = 0.2µA in Shutdown Mode ESD Protection Over ±10kV Uses Small Capacitors: 0.1µF Operates to 120kBaud Output Overvoltage Does Not Force Current Back into Supplies EIA/TIA-562 I/O Lines Can Be Forced to ±25V Without Damage Pin Compatible with LT 1180A

3.3V Low Power EIA/TIA-562 Transceiver Features: Operates from a Single 3.3V Supply Low Supply Current: ICC = 200µA ICC = 35µA in Driver Disable Mode ICC = 0.2µA in Shutdown Mode ESD Protection Over ±10kV Uses Small Capacitors: 0.1µF Operates to 120kBaud Output Overvoltage Does Not Force Current Back into Supplies EIA/TIA-562 I/O Lines Can Be Forced to ±25V Without Damage Pin Compatible with LT 1180A

RS232/EIA562/RS485 Transceivers Features: LTC1321: 2-EIA562/RS232 Transceivers/2-RS485 Transceivers LTC1322: 4-EIA562/RS232 Transceivers/2-RS485 Transceivers LTC1335: 4-EIA562 Transceivers/2-RS485 Transceivers with OE LTC1321/LTC1322 Have the Same Pinout as SP301/SP302 LTC1335 Features Receiver Three-State Outputs Low Supply Current: 1mA Typical 15µA Supply Current in Shutdown 120kBaud in EIA/TIA-562 or RS232 Mode 10MBaud in RS485/RS422 Mode Self-Testing Capability in Loopback Mode Power-Up/Down Glitch-Free Outputs Driver Maintains High Impedance in Three-State, Shutdown or With Power Off Thermal Shutdown Protection I/O Lines Can Withstand ±25V Withstands Repeated 10kV ESD Pulses