MXL83212E-AHA-R

Drivers, Receivers, Transceivers Overview

The MaxLinear MXL83212E-AHA-R is a half-duplex RS-485 transceiver designed for harsh industrial environments. It supports data signaling rates up to 500 kbps with a wide supply voltage range of 3.0 V to 5.5 V and an extended operating temperature range from –40°C to +125°C. The device features an operational common-mode input voltage range of ±15 V and meets or exceeds TIA/EIA-485A standards. It includes robust system protection against IEC EFT (±4 kV), IEC ESD contact discharge (±12 kV), and HBM ESD (±15 kV). The component utilizes small form factor packages such as MSOP8 and VSON8, integrating failsafe circuitry and low-power shutdown modes.

Drivers, Receivers, Transceivers Feature Summary

• Integrated high-level IEC electrical fast transient and electrostatic discharge protection on bus pins
• Enhanced failsafe circuitry ensuring expected receiver output during open, shorted, or idle bus conditions
• Glitch-free power-up and power-down capability supporting hot-plug operations without system disruption
• Low-power shutdown mode significantly reducing current consumption when the device is inactive

Drivers, Receivers, Transceivers Applications

• High-performance motor drives
• BBU and RRU telecom equipment
• Industrial and single board computers
• Smart grid infrastructure
• Building security and automation systems

Drivers, Receivers, Transceivers Procurement Notes

Verify the specific ordering suffixes against the manufacturer's official documentation to confirm package type and temperature grade. Ensure compatibility with the required PCB footprint for the selected MSOP or VSON variant. Cross-reference the datasheet revision history to confirm the presence of recommended operating conditions and updated thermal metrics before finalizing procurement specifications.

Drivers, Receivers, Transceivers Selection Notes

Select this model for applications requiring reliable communication at speeds up to 500 kbps within the specified industrial temperature range. Consider the MxL83211 if lower speeds are sufficient, or the MxL83214 for higher bandwidth requirements up to 50 Mbps. Evaluate the available package options based on spatial constraints and thermal dissipation needs relative to the application's power budget.

Drivers, Receivers, Transceivers Part Context

This component belongs to the MxL8321x family of high-performance RS-485/422 transceivers manufactured by MaxLinear. The family includes variants optimized for different data rates, specifically the MxL83211 for 250 kbps, the MxL83212 for 500 kbps, and the MxL83214 for 50 Mbps. All members share similar pinouts and core protection features while differing in switching characteristics and maximum signaling speeds.

Drivers, Receivers, Transceivers Replacement Considerations

Direct functional substitutes within the same series include the MxL83211 and MxL83214, provided the speed requirements align with the application. Verify that any replacement maintains the required package dimensions and thermal resistance characteristics for the existing design.

Drivers, Receivers, Transceivers FAQ

What is the maximum data rate supported by the MXL83212?

The MXL83212 supports a maximum data signaling rate of 500 kbps.

Does the device support hot-plugging?

Yes, the device provides glitch-free power-up and power-down capabilities, enabling safe hot-plug operations.

What is the common-mode voltage range?

The device offers an extended operational common-mode input voltage range of ±15 V.