MAX14770E

PRODUCTION

±35kV High-ESD PROFIBUS RS-485 Transceiver Industry's Highest ESD-Protected PROFIBUS-DP Transceiver

Analog Devices MAX14770E Product Info

10 February 2026 5

Features

Integrated Protection Increases Robustness
- ±35kV HBM ESD per JEDEC JS-001-2012
- ±12kV Contact ESD per IEC 61000-4-2
- ±15kV Air Gap ESD per IEC 61000-4-2
- True Fail-Safe Receiver Prevents False Transitions on Receiver Input Short or Open
- Hot Swap Eliminates False Transitions During Power-Up or Hot Insertion
- Short-Circuit-Protected Outputs
- Thermal Shutdown Circuitry Prevents Excessive Power Dissipation
Low Current Reduces Power Consumption
- 15µA Shutdown Current
- 2.5mA Supply Current Typical with No Load
Profibus Compliant with Minimum 20Mbps Data Rate
Allows Up to 128 Transceivers on the Bus
-40°C to +125°C Automotive Temperature Range in Tiny 8-Pin (3mm x 3mm) TDFN

Part details & applications

The MAX14770E is a half-duplex, ±35kV high ESD-protected, 20Mbps transceiver for PROFIBUS-DP and RS-485 applications. In addition, it can be used for RS-422/V.11 communications. The MAX14770E is designed to meet IEC 61158-2, TIA/EIA-422-B, TIA/EIA-485-A, V.11, and X.27 standards.

The MAX14770E is available in an 8-pin SO and an 8-pin µMAX^® specified over the extended temperature range. It is also available in a tiny TDFN (3mm x 3mm) package and specified over the automotive (-40°C to +125°C) temperature range.

Applications

Industrial Fieldbuses
Machine Encoders
Motion Controllers
PROFIBUS-DP Networks
RS-485 Networks

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