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FRDM i.MX 91 Development Board

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The FRDM i.MX 91 development board is a low-cost and compact development board featuring the i.MX 91 applications processor. Equipped with an onboard IW610 module, featuring NXP's Tri-Radio solution with Wi-Fi 6 + Bluetooth Low Energy 5.4 + 802.15.4, the board is ideal for developing modern Industrial and IoT applications. This development board includes LPDDR4, eMMC storage for quick boot times, PMIC and expansion capabilities.

The FRDM i.MX 91 development board is a low-cost and compact development board featuring the i.MX 91 applications processor.

Block Diagram

FRDM i.MX 91 Development Board

FRDM-iMX91-BD
Get diagram PDF

Supported Devices

Analog and Mixed Signal

Real-Time Clocks

  • PCF2131: Nano-Power Highly Accurate RTC with Integrated Quartz Crystal

Interfaces

General Purpose I/O (GPIO)

  • PCAL6524: Ultra-Low-Voltage Translating 24-Bit Fm+ I²C-Bus/SMBus I/O Expander
  • PCAL6408A: Low-Voltage Translating, 8-Bit I²C-Bus/SMBus I/O Expander

3.3 V / 5 V IO CAN Transceivers

  • TJA1051: High-Speed CAN Transceiver

Power Management

PMICs

  • PCA9451A: PCA9451A Power Management IC for i.MX 93x/91x Application Processor

Processors and Microcontrollers

i.MX 9 Processors

  • i.MX91: Secure, Energy-Efficient i.MX 91 Family Brings Essential Linux® Capabilities for Thousands of Edge Applications

Features

Processor

  • i.MX 91 Applications Processor
  • Cortex-A55 @1.4G
  • EdgeLock® Secure Enclave

Memory​

  • 1 GB LPDDR4
  • 8 GB eMMC5.1
  • MicroSD slot
  • EEPROM

Display and Camera Interfaces​

  • Parallel RGB LCD interface (40-pin Expansion Interface)
  • Parallel Camera interface (40-pin Expansion Interface)

Wireless​

  • u-blox MAYA-W476-00B Tri-Radio Wi-Fi 6, Bluetooth LE 5.4, and 802.15.4 module
  • Dual-Band 2.4GHz / 5 GHz Wi-Fi
  • 802.15.4 radio supporting Thread and Zigbee
  • Matter over Wi-Fi and Thread

Audio

  • 3.5mm headphone jack for MQS support

Connectivity

  • USB2.0 Type-C connector
  • USB2.0 type A connector
  • GbE RJ45 x 2
  • CAN (HDR)
  • 40-pin(2x20)
  • Expansion Interface
  • I²C HDR
  • ADC HDR

Debug

  • SWD connector
  • UART via USB-Type C

Tools and OS Support

  • Linux®
  • FreeRTOS

More

Buy Options

FRDM-IMX91-Image

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  • FRDM-IMX91
    Active

  • FRDM i.MX 91 Development Board.

    • FRDM i.MX 91 Development Board
    • Quick Start Guide
  • $75.00 USD
  • For a quantity of 1
    • Availability: Pending Stock
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N true 0 TSPFRDM-IMX91en 5 Release Note Release Note t933 1 User Guide User Guide t792 3 User Manual User Manual t1009 1 en_US en_US en User Guide User Guide 3 1 2.0 Y English https://www.nxp.com/webapp/Download?colCode=UG10195&isHTMLorPDF=HTML This document describes how to build an image for an i.MX FRDM board by using a Yocto Project build environment and provides steps to install and run the image on an i.MX FRDM board. 1734978859816714005278 TSP 275.7 KB Registration without Disclaimer None documents Extended 1734978859816714005278 /secured/assets/documents/en/user-guide/UG10195.pdf 275716 /secured/assets/documents/en/user-guide/UG10195.pdf UG10195 documents Y N Y 2024-12-23 i.MX FRDM Software User Guide https://www.nxp.com/webapp/Download?colCode=UG10195&isHTMLorPDF=HTML /secured/assets/documents/en/user-guide/UG10195.pdf User Guide N 132339537837198660 /bundle/UG10195/page/topics/introduction.html /webapp/Download?colCode=UG10195 2025-03-04 275.7 KB pdf Y en Feb 28, 2025 132339537837198660 User Guide Y N i.MX FRDM Software User Guide 2 English Step by step guide to run FRDM i.MX91 development board by the first time. 1739479921237708265841 TSP 1739479921237708265841 GS-FRDM-IMX91 GS-FRDM-IMX91 Guide 0 2025-02-13 /document/guide/getting-started-with-frdm-imx91-development-board:GS-FRDM-IMX91 GS-FRDM-IMX91 User Guide 132339537837198660 2025-03-11 HTML en Feb 13, 2025 132339537837198660 User Guide Y Getting Started with FRDM-IMX91 Development Board 3 1 English The FRDM i.MX 91 development board is a low-cost and compact development board ideal for developing modern Industrial and IoT applications. 1742491045694709444783 TSP 3.2 MB Registration without Disclaimer None documents Extended 1742491045694709444783 /secured/assets/documents/en/quick-reference-guide/FRDM-IMX91-QSG.pdf 3238910 /secured/assets/documents/en/quick-reference-guide/FRDM-IMX91-QSG.pdf FRDM-IMX91-QSG documents Y N 2025-03-20 FRDM-IMX91 Quick Start Guide /webapp/Download?colCode=FRDM-IMX91-QSG /secured/assets/documents/en/quick-reference-guide/FRDM-IMX91-QSG.pdf User Guide N 132339537837198660 2025-03-26 pdf Y en Jan 1, 2025 132339537837198660 User Guide Y N FRDM-IMX91 Quick Start Guide User Manual User Manual 1 4 2.0 Y English https://www.nxp.com/webapp/Download?colCode=UM12262&isHTMLorPDF=HTML The FRDM i.MX 91 development board (FRDM-IMX91 board) is a low-cost platform designed to show the most commonly used features of the i.MX 91 applications processor in a small and low-cost package. 1740595946384699949894 TSP 4.6 MB Registration without Disclaimer None documents Extended 1740595946384699949894 /secured/assets/documents/en/user-manual/UM12262.pdf 4630146 /secured/assets/documents/en/user-manual/UM12262.pdf UM12262 documents Y N Y 2025-02-26 FRDM-IMX91 Board User Manual https://www.nxp.com/webapp/Download?colCode=UM12262&isHTMLorPDF=HTML /secured/assets/documents/en/user-manual/UM12262.pdf User Manual N 309919593431037931 /bundle/UM12262/page/topics/frdm-imx91_overview.html /webapp/Download?colCode=UM12262 2025-03-10 4.6 MB pdf Y en Mar 5, 2025 updated 309919593431037931 User Manual Y N FRDM-IMX91 Board User Manual Release Note Release Note 1 5 2.0 Y English https://docs.nxp.com/bundle/RN00265/page/topics/overview.html This document contains important information about the package contents, supported features, known issues and limitations in this release. 1740682341491729554097 TSP 187.9 KB None None documents None 1740682341491729554097 /docs/en/release-note/RN00265.pdf 187851 /docs/en/release-note/RN00265.pdf RN00265 documents N N Y 2025-02-27 Release Notes for i.MX FRDM Yocto Software https://docs.nxp.com/bundle/RN00265/page/topics/overview.html /docs/en/release-note/RN00265.pdf Release Note N 487216834315582133 /bundle/RN00265/page/topics/overview.html /docs/en/release-note/RN00265.pdf 2025-03-04 187.9 KB pdf N en Feb 25, 2025 487216834315582133 Release Note Y N Release Notes for i.MX FRDM Yocto Software false 0 FRDM-IMX91 downloads en true 0 Y TSP Release Note 1 2025-02-27 /bundle/RN00265/page/topics/overview.html Feb 25, 2025 Release Note This document contains important information about the package contents, supported features, known issues and limitations in this release. /docs/en/release-note/RN00265.pdf Y documents Y 2025-03-04 https://docs.nxp.com/bundle/RN00265/page/topics/overview.html 487216834315582133 en None /docs/en/release-note/RN00265.pdf 187.9 KB pdf N 187.9 KB RN00265 1740682341491729554097 https://docs.nxp.com/bundle/RN00265/page/topics/overview.html /docs/en/release-note/RN00265.pdf 1740682341491729554097 TSP 5 None English 187851 None 487216834315582133 N Release Notes for i.MX FRDM Yocto Software /docs/en/release-note/RN00265.pdf documents Release Note N Y 2.0 N Release Notes for i.MX FRDM Yocto Software N User Guide 3 2024-12-23 /bundle/UG10195/page/topics/introduction.html Feb 28, 2025 User Guide This document describes how to build an image for an i.MX FRDM board by using a Yocto Project build environment and provides steps to install and run the image on an i.MX FRDM board. /secured/assets/documents/en/user-guide/UG10195.pdf Y documents Y 2025-03-04 https://www.nxp.com/webapp/Download?colCode=UG10195&isHTMLorPDF=HTML 132339537837198660 en Extended /webapp/Download?colCode=UG10195 275.7 KB pdf N 275.7 KB UG10195 1734978859816714005278 https://www.nxp.com/webapp/Download?colCode=UG10195&isHTMLorPDF=HTML /secured/assets/documents/en/user-guide/UG10195.pdf 1734978859816714005278 TSP 1 Registration without Disclaimer English 275716 None 132339537837198660 Y i.MX FRDM Software User Guide /secured/assets/documents/en/user-guide/UG10195.pdf documents User Guide N Y 2.0 Y i.MX FRDM Software User Guide N 2025-02-13 Feb 13, 2025 User Guide Step by step guide to run FRDM i.MX91 development board by the first time. GS-FRDM-IMX91 Guide 0 2025-03-11 /document/guide/getting-started-with-frdm-imx91-development-board:GS-FRDM-IMX91 132339537837198660 en HTML GS-FRDM-IMX91 1739479921237708265841 1739479921237708265841 TSP 2 English 132339537837198660 Getting Started with FRDM-IMX91 Development Board GS-FRDM-IMX91 User Guide Y 2025-03-20 Jan 1, 2025 User Guide The FRDM i.MX 91 development board is a low-cost and compact development board ideal for developing modern Industrial and IoT applications. /secured/assets/documents/en/quick-reference-guide/FRDM-IMX91-QSG.pdf documents 2025-03-26 /webapp/Download?colCode=FRDM-IMX91-QSG 132339537837198660 en Extended pdf N 3.2 MB FRDM-IMX91-QSG 1742491045694709444783 /secured/assets/documents/en/quick-reference-guide/FRDM-IMX91-QSG.pdf 1742491045694709444783 TSP 3 Registration without Disclaimer English 3238910 None 132339537837198660 Y FRDM-IMX91 Quick Start Guide /secured/assets/documents/en/quick-reference-guide/FRDM-IMX91-QSG.pdf documents User Guide N Y 1 Y FRDM-IMX91 Quick Start Guide N User Manual 1 2025-02-26 /bundle/UM12262/page/topics/frdm-imx91_overview.html Mar 5, 2025 User Manual The FRDM i.MX 91 development board (FRDM-IMX91 board) is a low-cost platform designed to show the most commonly used features of the i.MX 91 applications processor in a small and low-cost package. /secured/assets/documents/en/user-manual/UM12262.pdf Y documents Y 2025-03-10 https://www.nxp.com/webapp/Download?colCode=UM12262&isHTMLorPDF=HTML 309919593431037931 updated en Extended /webapp/Download?colCode=UM12262 4.6 MB pdf N 4.6 MB UM12262 1740595946384699949894 https://www.nxp.com/webapp/Download?colCode=UM12262&isHTMLorPDF=HTML /secured/assets/documents/en/user-manual/UM12262.pdf 1740595946384699949894 TSP 4 Registration without Disclaimer English 4630146 None 309919593431037931 Y FRDM-IMX91 Board User Manual /secured/assets/documents/en/user-manual/UM12262.pdf documents User Manual N Y 2.0 Y FRDM-IMX91 Board User Manual N true Y Tools

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