Highlights
CPU
900MHz Cortex™-A7 NXP iMX6UL / iMX6ULL / iMX6ULZ
Power Consumption
Under 5mA in suspend
Certified WiFi/BT
Wi-Fi 6 802.11ax/ac/a/b/g/n with optional 802.15.4 and BT/BLE 5.4
Temperature range
-40 to 85°C
Dimensions
Only 50 x 25 mm
Product Longevity
2035
Graphics Acceleration
2D pixel acceleration engine (PxP)

Support
Supporting you every step of the way - from ideation to launch and beyond.
Free and prompt support directly from Variscite’s R&D experts.
Quick Links
Specifications
CPU Name
NXP/Freescale i.MX6 UltraLite / i.MX 6ULL / iMX 6ULZ
CPU Type
Cortex™-A7
CPU Cores
1 Core
CPU Clock (Max)
900 MHz
Integer performance (DMIPS)
Up to 1,710
RAM
128 - 1024 MB DDR3L
SLC NAND
128 - 512 MB
eMMC
8 - 128 GB
Multimedia
2D/3D Graphics Acceleration
2D pixel acceleration engine (PxP)
Camera Interfaces
1x 24bit CPI
Display
Parallel RGB
1366 x 768 24-bit
Touch controller
Resistive, Capacitive
Audio
Headphone driver
Yes
Microphone
Analog
Digital audio serial interface
SSI(AUDMUX), S/PDIF
Line In/Out
Yes
Connectivity
SD / MMC
x1
USB Host / Device
USB 2.0 : 1x Host, 1x OTG
UART
x8, up to 5 Mbps
I2C
x4
SPI
x4
RTC
On carrier
CAN Bus
x2
ADC
12-bit 2 x 10 channel
Networking
Ethernet
2x 10/100 Mbps
Wi-Fi
DART-6UL: Certified 802.11 b/g/n
DART-6UL-5G: Wi-Fi 6 802.11ax/ac/a/b/g/n with optional 802.15.4, matter
DART-6UL-5G: Wi-Fi 6 802.11ax/ac/a/b/g/n with optional 802.15.4, matter
Bluetooth
BT/BLE 5.2
Linux
Yocto, Debian, Boot2Qt
Android
N/A
Mechanical Specifications
Dimensions (W x L)
50.0 x 25.0 mm
Electronic Specifications
Supply voltage
3.3 V
Digital I/O voltage
3.3 V
Environmental Specifications
Commercial operating temperature
0 to 70°C
Industrial operating temperature
-40 to 85°C
Storage temperature
-40 to 85°C
Storage humidity
5% to 95%
DART-6UL-5G_V2_G/Y/Z[x]_[xxx]C_[xxx]R_[xx]N_[AC]_[EC]_ [WBD/ WBE]_[x]T
G/Y/Z[x]
CPU type:
6ULZ: Z (limited interfaces, 900MHz CT only)
6ULL Y2 : Y2
6UL G2 with extra security features: G2
6UL G3 with full security: G3 (Feature comparison chart)
6ULZ: Z (limited interfaces, 900MHz CT only)
6ULL Y2 : Y2
6UL G2 with extra security features: G2
6UL G3 with full security: G3 (Feature comparison chart)
[xxx]C
CPU clock speed: 528MHz: 500C, 696MHz: 700C (only available for G2), 792MHz: 800C (only available for Y2), 900MHz: 900C (only available for 6ULZ and 6ULL Y2)
[xxx]R
RAM size: 128 MB : 128R, 256 MB : 256R, 512 MB : 512R, 1024 MB : 1024R
[x]N:
NAND / eMMC size:
NAND : 128 MB : 01N, 256 MB : 02N, 512 MB : 05N
eMMC : 8 GB : 8N, 16 GB : 16N, 32 GB : 32N, 64 GB : 64N
NAND : 128 MB : 01N, 256 MB : 02N, 512 MB : 05N
eMMC : 8 GB : 8N, 16 GB : 16N, 32 GB : 32N, 64 GB : 64N
[AC]:
Audio Codec
[EC]:
Ethernet
[WBD]
V2 WiFi/BT:
WBD: Built-in certified Wi-Fi 6 dual band 802.11ax/ac/a/b/g/n + BT/BLE 5.4
WBE: Built-in certified Wi-Fi 6 dual band 802.11ax/ac/a/b/g/n + BT/BLE 5.4 + 802.15.4
[x]T:
C : 0 to 70°C, I : -40 to 85°C
DART-6UL-5G_G/Y/Z[x]_[xxx]C_[xxx]R_[xx]N_[AC]_[EC]_[WBD]_[x]T
G/Y/Z[x]
CPU type:
6ULZ: Z (limited interfaces, 900MHz CT only)
6ULL Y2 : Y2
6UL G2 with extra security features: G2
6UL G3 with full security: G3 (Feature comparison chart)
6ULZ: Z (limited interfaces, 900MHz CT only)
6ULL Y2 : Y2
6UL G2 with extra security features: G2
6UL G3 with full security: G3 (Feature comparison chart)
[xxx]C
CPU clock speed: 528MHz: 500C, 696MHz: 700C (only available for G2), 792MHz: 800C (only available for Y2), 900MHz: 900C (only available for 6ULZ and 6ULL Y2)
[xxx]R
RAM size: 128 MB : 128R, 256 MB : 256R, 512 MB : 512R, 1024 MB : 1024R
[x]N:
NAND / eMMC size:
NAND : 128 MB : 01N, 256 MB : 02N, 512 MB : 05N
eMMC : 4 GB (IT only) : 4N, 8 GB : 8N, 16 GB : 16N, 32 GB : 32N, 64 GB : 64N
NAND : 128 MB : 01N, 256 MB : 02N, 512 MB : 05N
eMMC : 4 GB (IT only) : 4N, 8 GB : 8N, 16 GB : 16N, 32 GB : 32N, 64 GB : 64N
[AC]:
Audio Codec
[EC]:
Ethernet
[WBD]
Built-in certified Wi-Fi 802.11 ac/a/b/g/n + Bluetooth 5.2/BLE
[x]T:
C : 0 to 70°C, I : -40 to 85°C
DART-6UL_G/Y/Z[x]_[xxx]C_[xxx]R_[xx]N_[AC]_[EC]_[WB]_[x]T
G/Y/Z[x]:
CPU type:
6ULZ: Z (limited interfaces, 900MHz CT only)
6ULL Y2 : Y2
6UL G2 with extra security features: G2
6UL G3 with full security: G3 (Feature comparison chart)
6ULZ: Z (limited interfaces, 900MHz CT only)
6ULL Y2 : Y2
6UL G2 with extra security features: G2
6UL G3 with full security: G3 (Feature comparison chart)
[xxx]C
CPU clock speed: 528MHz: 500C, 696MHz: 700C (only available for G2), 792MHz: 800C (only available for Y2), 900MHz: 900C (only available for 6ULZ and 6ULL Y2)
[xxx]R
RAM size: 128 MB : 128R, 256 MB : 256R, 512 MB : 512R, 1024 MB : 1024R
[x]N:
NAND / eMMC size:
NAND : 128 MB : 01N, 256 MB : 02N, 512 MB : 05N
eMMC : 8 GB : 8N, 16 GB : 16N, 32 GB : 32N, 64 GB : 64N
NAND : 128 MB : 01N, 256 MB : 02N, 512 MB : 05N
eMMC : 8 GB : 8N, 16 GB : 16N, 32 GB : 32N, 64 GB : 64N
[AC]:
Audio Codec
[EC]:
Ethernet PHY
[WB]
Built-in certified Wi-Fi 802.11 b/g/n + Bluetooth 5.1/BLE
[x]T:
C : 0 to 70°C, I : -40 to 85°C
Note: All the add-ons in [brackets] are optional.
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Why Variscite?

Quality
In-house manufacturing with comprehensive quality control - certified to ISO9001 and ISO13485 medical standards.

Pin2Pin
Our Pin2Pin product families maximize scalability and enable seamless migration to future technologies without redesigning the carrier board.

Longevity
15-year guaranteed hardware availability, backed by continuous software updates and support.

Customizability
Configure your system with precision and flexibility - select only the features you need and reduce costs.
Updates
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23.02.2026
Variscite will present a new product lineup built around the Smart Mobility Architecture (SMARC) form factor standard during Embedded World 2026, running March 10-12 in Nuremberg, Germany. The debut will feature the first public reveal of the VAR-SMARC-MX8M-PLUS, running on NXP’s i.MX 8M Plus processor. Visitors can find Variscite at booth 4A-342 in the Exhibition Centre.
26.02.2026
Choosing your SoM partner starts with understanding manufacturing models
27.11.2025







