NXP adds single core Cortex-A55 options to under-pin i.MX 9 series

NXP has added low-end to its i.MX 9 series, with Linux-capable single core Arm Cortex-A55 application processor variants, running at up to 1.4GHz, without supporting microcontrollers.

NXP iMX91 application processor family

The existing i.MX 93 family has two A55s and a Cortex-M33, and the high-end i.MX 95 family has up to six A55s, an M33, a Cortex-M7 and an audio DSP.

The new parts have been dubbed i.MX 91, and include support for LPDDR4 memory, dual Gigabit Ethernet for gateway or multi-network support, dual USB ports, and a general-purpose IO selection including a camera input, a display output, and audio inputs and outputs.


“An integrated EdgeLock secure enclave provides security features, such as lifecycle management, tamper detection, secure boot and a simplified path to certifications,” according to the company. “These security capabilities are accessed through NXP-provided security software enablement. Hardware and software commonality with the i.MX 93 family provides additional platform options for scaling product lines. All i.MX 9 series products are guaranteed for a minimum of 15 years of availability as members of the NXP product longevity program.”


The company makes various power and wireless ICs to support its i.MX processors and plans, it said, for select customers to get i.MX-specific development tools in the second half of this year.

Smart factory, home, office applications ae foreseen, along with use in medical device, metering and system-on-modules.

“Emerging protocols such as Matter or the ISO 15118-20 standard for electric vehicle chargers create inflection points for new product categories across IoT and industrial markets,” said NXP. “These products often rely on Linux [and] i.MX 91 family enables developers to create Linux-based edge devices such as home controllers, connected appliances, home entertainment, industrial scanning and printing, building control, electric vehicle chargers and medical platforms.”

Find the i.MX91 product page here


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