







NXP i.MX 91
Cortex™-A55
1 core
Up to 1.4GHz
Up to 3,710
512MB – 2GB LPDDR4
8 – 128 GB
8bit Parallel
1366x768p60 or 1280x800p60
Resistive, Capacitive
Yes
Digital, Analog (stereo)
3 x I2S(SAI),S/PDIF,RX TX, PDM 4CH
Yes
x2
USB2.0: 2x OTG
x8, up to 5 Mbps
x7
x2
x7
x2
On carrier
x1
x4
2x 10/100/1000 Mbps
Certified Wi-Fi 6 dual-band 802.11ax/ac/a/b/g/n with optional 802.15.4
BT/BLE5.4
Yocto, Debian
67.8 x 33mm
3.3V or 3.4-5V
3.3V/1.8V
0 to 70°C
-25 to 85°C
-40 to 85°C
-40 to 85°C
5% to 95%
Processor type:
i.MX 9131 single core fully featured
CPU clock speed: 1400MHz: 1400C
LP-DDR4: 512 MB: 512R, 1536 MB: 1536R, 2048 MB: 2048R
eMMC: 8 GB : 8G, 16 GB : 16G, 32 GB : 32G, 64 GB : 64G
Audio Codec
GbE PHY (second port always via RGMII)
Resistive touch panel controller (note: not available with WBE option)
WBD: Built-in certified single band Wi-Fi 802.11 ax/ac/a/b/g/n + BT/BLE 5.4
WBE: Built-in certified single band Wi-Fi 802.11 ax/ac/a/b/g/n + BT/BLE 5.4 + 802.15.4
Default: Standard supply voltage
VBT: Higher battery supply voltage
Default: no additional external SDIO
SDEX: additional external SDIO (available only without WBD/WBE)
C : 0 to 70°C, E: -25 to 85°C, I : -40 to 85°C
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The DART-MX91 leverages NXP’s i.MX91 SoC architecture to provide an ideal solution for IoT, smart cities, connected sensors, portable devices, and industrial applications. Key specifications include:
1.1. Panoramica dell’ambiente di sviluppo del software di machine learning eIQ™
eIQ™ consente agli utenti di sviluppare facilmente un’applicazione completa a livello di sistema per risolvere i problemi di ML relativi a visione, audio, dati di serie temporali e così via. Esempi comuni sono il riconoscimento facciale, la stima della posa, il riconoscimento dei gesti, l’interpretazione degli accenti vocali, ecc.