LTC2862ACS8-1#PBF

Drivers, Receivers, Transceivers Overview

The LTC2862ACS8-1#PBF is a low-power, half-duplex RS485/RS422 transceiver manufactured by Analog Devices. It operates on a 3V to 5.5V supply and supports data rates up to 20Mbps. The device features ±60V overvoltage fault protection on interface pins during all modes, including power-down. It provides ±40kV HBM ESD protection on interface pins and Level 4 IEC ESD/EFT immunity. The component includes an extended common mode range of ±25V, guaranteed failsafe receiver operation, and current-limited drivers with thermal shutdown. It is housed in an 8-Lead (150mil) Plastic SO package and operates within a temperature range of 0°C to 70°C.

Drivers, Receivers, Transceivers Feature Summary

• Protected from overvoltage line faults up to ±60V on interface pins
• Features Level 4 IEC ESD and EFT protection alongside ±40kV HBM ESD on interface pins
• Extended common mode input range of ±25V for reliable operation in noisy environments
• Guaranteed failsafe receiver operation with high input impedance supporting up to 224 nodes

Drivers, Receivers, Transceivers Applications

• Supervisory Control and Data Acquisition (SCADA)
• Industrial control and instrumentation networks
• Building automation, security systems, and HVAC
• Medical equipment
• Lighting and sound system control

Drivers, Receivers, Transceivers Procurement Notes

Verify the specific ordering suffix against official documentation to confirm package type and temperature grade. Ensure compatibility with system voltage requirements and signal integrity needs before procurement. Confirm that the selected variant meets the environmental operating conditions required for the intended application environment.

Drivers, Receivers, Transceivers Selection Notes

Select this model for applications requiring robust fault protection and high-speed data transmission up to 20Mbps. The ACS8-1 designation indicates the commercial temperature grade and SOIC-8 package. Consider the AEC-Q100 qualified variants if automotive reliability standards are required. Verify pinout compatibility with existing designs referencing LTC2862 or LT1785 components.

Drivers, Receivers, Transceivers Part Context

This component belongs to the LTC2862A family of RS485/RS422 transceivers designed for improved robustness compared to standard interfaces. The 'A' suffix denotes enhanced ESD and EOS protection features. The '-1' suffix specifies the half-duplex configuration capable of 20Mbps data rates, distinguishing it from the slew-rate limited 250kbps option.

Drivers, Receivers, Transceivers Replacement Considerations

The datasheet confirms pin compatibility with the standard LTC2862 and LT1785 devices. Designers replacing these parts should verify that the higher ESD ratings and extended common mode range do not conflict with existing circuit constraints.