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MPI12x Protocol ASIC

MPI12x Protocol ASIC

The Profichip MPI12x protocol ASIC is totally dedicated for the use as MPI master or PROFIBUS DP slave. It manages layer 1 and 2 of PROFIBUS. It has to be operated with a processor and protocol software.

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Technical specifications

Software Specifications

  • Software driver suppliers: Profichip
  • Indications: Exchange buffers

PROFIBUS Specifications

  • Supported protocols: MPI, DP, DP-V1, DP-V2 (DxB + IsoM + CkS)
  • Integration depth: MPI Master, Fully integrated slave (DP)
  • Transmission speeds: 9.6 kbps..12 Mbps (RS 485)
  • Total product implementation: ASIC + processor

Hardware Specifications

  • Package: 44 pin PQFP
  • Temperature range: -40..+85 degrees Celsius
  • Supply Voltage: 3.3 or 5 V
  • Supported uP families: Siemens, Intel, Motorola
  • External uP interface: Parallel 8 bits
  • Dual port RAM buffer size: 4 kByte
  • Oscillator/crystal frequency: 48 MHz (12 Mbps)
  • Others:
  • - Pin compatibel with the Siemens SPC2 ASIC
  • - PB Monitor function

Want more information? Ask us.

Jonathan Machin ENG

Jonathan Machin

Director of Sales
T: +31(0) 682671130

Extra product information & Downloads

Only the RoHS-compliant version of the MPI12x ASIC can be delivered.

Available in

  • Pack with 6 MPI12x ASICs
  • Pack with 96 MPI12x ASICs
  • MPI12x ANSI-C driver software
User Manual

Service & Support


  • PROFIBUS Troubleshooting & Maintenance

    01 November 2022, 28 November 2022

    The PROFIBUS Troubleshooting and Maintenance training course is fully concentrated on those who install and maintain PROFIBUS installations.

  • Certified PROFIBUS Installer

    01 November 2022, 28 November 2022

    The Certified PROFIBUS Installer course is essential for electrical engineers and technicians requiring the necessary installation and testing skills for their PROFIBUS DP/PA projects.

  • Certified PROFIBUS Engineer

    28 November 2022

    'Distinguish yourself from the others and show that you are the expert.....Become a Certified PROFIBUS Engineer.'

Training overview