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UM3088E - True RS-485 Transceivers

Download the UM3088E datasheet PDF. This datasheet also covers the UM3085E variant, as both devices belong to the same true rs-485 transceivers family and are provided as variant models within a single manufacturer datasheet.

General Description

The UM3085E, UM3088E are ±15kV ESD-protected, high-speed transceivers for RS-485 communication that contain one driver and one receiver.

These devices feature fail-safe circuitry, which guarantees a logic-high receiver output when the receiver inputs are open, shorted or idle.

Key Features

  • reduced slew-rate driver that minimizes EMI and reduces reflections caused by improperly terminated cables, allowing error-free data transmission up to 500kbps. While partially slew-rate limited UM3088E speeds up to 2.5Mbps. All devices feature enhanced ESD protection. All transmitter outputs and receiver inputs are protected to ±15kV using the Human Body Model and IEC61000-4-2, Air-Gap Discharge. The transceivers typically draw.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (UM3085E-UnionSemiconductor.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number UM3088E
Manufacturer Union Semiconductor
File Size 217.78 KB
Description True RS-485 Transceivers
Datasheet download datasheet UM3088E Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
UM3085E/UM3088E ±15kV ESD-Protected, Slew-Rate-Limited, Fail-Safe, True RS-485 Transceivers UM3085E/UM3088E SOP8/DIP8 General Description The UM3085E, UM3088E are ±15kV ESD-protected, high-speed transceivers for RS-485 communication that contain one driver and one receiver. These devices feature fail-safe circuitry, which guarantees a logic-high receiver output when the receiver inputs are open, shorted or idle. This means that the receiver output will be logic high if all transmitters on a terminated bus are disabled (high impedance). The UM3085E features reduced slew-rate driver that minimizes EMI and reduces reflections caused by improperly terminated cables, allowing error-free data transmission up to 500kbps. While partially slew-rate limited UM3088E speeds up to 2.5Mbps.