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EM Microelectronic

Logo: EM Microelectronic, CC BY-SA 4.0, via Wikimedia Commons3

Swiss semiconductor manufacturer

EM Microelectronic, based in Marin, La Tène near Neuchâtel in Switzerland, is a developer and semiconductor manufacturer specialized in the design and production of ultra low power, low voltage integrated circuits for battery-operated and field-powered applications in consumer, automotive and industrial areas. It is a subsidiary of The Swatch Group.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1975Founded1

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EM Microelectronic, based in Marin, La Tène near Neuchâtel in Switzerland, is a developer and semiconductor manufacturer specialized in the design and production of ultra low power, low voltage integrated circuits for battery-operated and field-powered applications in consumer, automotive and industrial areas. It is a subsidiary of The Swatch Group.2

Corporate structure

EM Microelectronic sits at the top of its group. 2 entities, 2 countries on record. Switch between the flow chart and the network, and select any entity to see its details.

  • EM Microelectronic Marin
    • ASICentrum Subsidiary · Czechia

Built from subsidiaries, stakes and holdings from Wikidata (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

The story

EM began as a division of Ebauches Electroniques SA and was founded in 1975. In August 2022, they partnered up with Exeger, a manufacturer of solar cells.

From Wikipedia’s article on EM Microelectronic, shared under CC BY-SA 4.0.4

Products and brands

  • integrated circuit

Listed on Wikidata.1

Subsidiaries

EM Microelectronic has a design center at its headquarters in Marin, in the French speaking part of Switzerland near the city of Neuchâtel.

EM has subsidiaries and additional design centers:

EM Microelectronic - US Inc., located in Colorado Springs, Colorado, U.S., is a subsidiary of EM Microelectronic.

ASICentrum s.r.o. is a design center located in Prague, Czech Republic. It is involved in the design of digital, analog and mixed-signal ICs.

Read the full text

Technology

EM Microelectronic specialises in the design and production of ultra low power, low voltage integrated circuits for battery-operated and field-powered applications in consumer, automotive and industrial products. It has in-house semiconductor fabrication facilities and also uses external foundries.

Products

EM Microelectronic's products include RFID circuits, smart cards ICs, ultra-low power microcontrollers, energy harvesting, power management, LCD drivers and displays, optical sensors and sensor interface ICs.

EM manufactures not only standard circuits and ASICs, but also systems and modules for applications such as access control, radio frequency identification, mobile phones, mass-market consumer appliances, alarm and security systems, utility and heating meters, sensor signal processing, controlling, car immobilization, electronic automotive subsystems and many more.

Their microcontrollers use CoolRISC instruction set, instructions are 22 bits wide and operate on 8-bit data.

From Wikipedia’s article on EM Microelectronic, shared under CC BY-SA 4.0.4

Subsidiaries and ownership

Subsidiaries

  • ASICentrum

From Wikidata.1

Timeline

  1. 1975Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

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