Counterfeit and defect prevention
Visual and packaging inspection
Electrical performance verification
Service Email:
[email protected]
>
ATSAML22G17A-MUT
Microchip Technology
IC MCU 32BIT 128KB FLASH 48QFN
1000363 Pcs New Original In Stock
ARM® Cortex®-M0+ SAM L22G Microcontroller IC 32-Bit Single-Core 32MHz 128KB (128K x 8) FLASH 48-QFN (7x7)
Request Quote
(Ships tomorrow)
*Quantity
Minimum 1
Minimum 1
5.0 / 5.0
- (384 Ratings)
ATSAML22G17A-MUT
Product Overview
1275868
DiGi Electronics Part Number
ATSAML22G17A-MUT-DGManufacturer
Microchip Technology
ATSAML22G17A-MUT
Description
IC MCU 32BIT 128KB FLASH 48QFNInventory
1000363 Pcs New Original In Stock
ARM® Cortex®-M0+ SAM L22G Microcontroller IC 32-Bit Single-Core 32MHz 128KB (128K x 8) FLASH 48-QFN (7x7)
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
How to Order
Shipping & Delivery
Quality Assurance
365 - Day Quality Guarantee - Every part fully backed.
90 - Day Refund or Exchange - Defective parts? No hassle.
Limited Stock, Order Now - Get reliable parts without worry.
Global Shipping & Secure Packaging
Worldwide Delivery in 3-5 Business Days
100% ESD Anti-Static Packaging
Real-Time Tracking for Every Order
Secure & Flexible Payment
Credit Card, VISA, MasterCard, PayPal, Western Union, Telegraphic Transfer(T/T) and more
All payments encrypted for security
ATSAML22G17A-MUT Technical Specifications
Category
Embedded, Microcontrollers
Packaging
Cut Tape (CT) & Digi-Reel®
Series
SAM L22G
Product Status
Active
DiGi-Electronics Programmable
Not Verified
Core Processor
ARM® Cortex®-M0+
Core Size
32-Bit Single-Core
Speed
32MHz
Connectivity
I2C, SPI, UART/USART, USB
Peripherals
Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT
Number of I/O
36
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
EEPROM Size
-
RAM Size
16K x 8
Voltage - Supply (Vcc/Vdd)
1.62V ~ 3.63V
Data Converters
A/D 10x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Supplier Device Package
48-QFN (7x7)
Package / Case
48-VFQFN Exposed Pad
Base Product Number
ATSAML22
Datasheet & Documents
HTML Datasheet
ATSAML22G17A-MUT-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
3 (168 Hours)
REACH Status
REACH Unaffected
ECCN
5A992C
HTSUS
8542.31.0001
Additional Information
Other Names
1611-ATSAML22G17A-MUTDKR
1611-ATSAML22G17A-MUTDKR-DG
1611-ATSAML22G17A-MUTDKRINACTIVE
ATSAML22G17A-MUTDKR
1611-ATSAML22G17A-MUTTRINACTIVE
ATSAML22G17A-MUTCT
1611-ATSAML22G17A-MUTCT
1611-ATSAML22G17A-MUTTR-DG
ATSAML22G17A-MUTTR
1611-ATSAML22G17A-MUTTR
Standard Package
4,000
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
Mit den fairen Preisen und der intuitiven Bedienung bin ich rundum zufrieden.
de desembre 02, 2025
The robust packaging kept everything intact, even during inclement weather.
de desembre 02, 2025
Customer support was incredibly helpful and responded promptly to my inquiries.
de desembre 02, 2025
Fast delivery and professional support made this shopping experience outstanding.
de desembre 02, 2025
Super fast delivery and professional packaging—truly satisfying.
de desembre 02, 2025
DiGi Electronics provides detailed documentation and support materials that make integration and usage seamless for our team.
de desembre 02, 2025
Their affordable prices have greatly reduced my procurement costs, with packaging safety always guaranteed.
Publish Evalution
Evalution Message
Please enter your review message.
Please post honest comments and do not post ilegal comments.
Frequently Asked Questions (FAQ)
What are the key design risks when replacing an ATSAML22G17A-MUT with a competing ultra-low-power Cortex-M0+ MCU like the STM32L073RZT6 in a battery-powered sensor node?
Replacing the ATSAML22G17A-MUT with the STM32L073RZT6 introduces several design risks despite similar core architectures. The SAM L22G’s advanced sleep modes (e.g., Standby with RTC at 850nA) outperform the STM32L073RZT6’s Stop mode (~1.2µA), potentially doubling battery life in intermittent sensing applications. Additionally, the ATSAML22G17A-MUT integrates a Segment LCD controller—absent on the STM32L073RZT6—which eliminates external driver ICs in display applications. Voltage compatibility also differs: while both support 1.8V operation, the SAM L22G maintains full peripheral functionality down to 1.62V, whereas the STM32L073RZT6 requires 1.8V for USB and ADC accuracy. Always validate power profiles under real-world duty cycles and confirm peripheral interoperability before substitution.
Can the ATSAML22G17A-MUT safely drive a 48-segment LCD display directly without external components, and what layout considerations are critical?
Yes, the ATSAML22G17A-MUT can directly drive up to 40 segments using its integrated Segment LCD (SLCD) controller, making it suitable for basic 48-segment displays when multiplexed appropriately (e.g., 1/4 or 1/5 duty). However, you must ensure the total segment capacitance stays below 500pF to maintain contrast and response time. Route SLCD signals with matched lengths and avoid crossing high-speed digital lines (e.g., SPI or USB) to prevent noise coupling. Use guard rings around SLCD traces and place decoupling capacitors (<100nF) close to VLCD pins. Note that contrast voltage generation requires external bias resistors or a charge pump if using non-standard LCD voltages—verify this against your display’s datasheet to avoid ghosting or dimming.
How does the ATSAML22G17A-MUT’s internal oscillator accuracy impact timing-sensitive USB communication, and when should an external crystal be used?
The ATSAML22G17A-MUT’s internal ±1% RC oscillator may not meet USB 2.0 Full-Speed (±0.25%) timing requirements under temperature and voltage drift, especially near the -40°C to 85°C operating range. While Microchip claims USB functionality with internal oscillator via clock recovery, real-world designs with long cable runs or noisy power rails often experience enumeration failures or packet errors. For reliable USB operation—particularly in industrial or automotive environments—use a 12MHz external crystal with load capacitors matched to the crystal’s specifications (typically 12–18pF). This adds BOM cost and board space but eliminates enumeration instability and improves long-term reliability in field deployments.
What are the thermal and reliability implications of operating the ATSAML22G17A-MUT at 3.63V and 85°C ambient in a sealed enclosure, and how can MSL3 handling mitigate failure risk?
Operating the ATSAML22G17A-MUT at its absolute maximum ratings (3.63V, 85°C) in a sealed enclosure accelerates electromigration and oxide degradation, potentially reducing long-term reliability beyond the rated 10-year lifespan. Junction temperature can exceed 100°C under these conditions, especially with simultaneous high peripheral activity (e.g., ADC + USB + PWM). To mitigate risk, derate supply voltage to ≤3.3V and ensure adequate airflow or thermal vias under the 48-QFN exposed pad. Additionally, the MSL3 rating (168-hour floor life) demands strict moisture control: after reflow, store in dry cabinets (<10% RH) or bake at 125°C for 24 hours if exposed >168 hours. Failure to follow MSL3 protocols risks popcorning during reflow or latent corrosion failures in humid environments.
Is the ATSAML22G17A-MUT a drop-in replacement for the older ATSAMD21G17A in existing 3.3V designs, and what firmware or pinout changes are typically required?
The ATSAML22G17A-MUT is not a true drop-in replacement for the ATSAMD21G17A due to differences in pinout, power architecture, and peripheral behavior. While both are 48-QFN Cortex-M0+ MCUs with 128KB Flash, the SAM L22G lacks the D21’s SERCOM flexibility and has fewer analog channels (10 vs. 12 ADC inputs). Critically, the SAM L22G’s VDDCORE is internally regulated and must not be externally driven—unlike the SAMD21—requiring removal of any external core voltage circuitry. Firmware must also be updated: the clocking system (MCLK vs. GCLK), sleep modes, and USB stack differ significantly. Always regenerate pinmux configurations in Microchip’s START tool and validate brown-out detection thresholds, as the SAM L22G’s BOD33 is more granular but behaves differently under slow voltage ramps.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
ATSAML22G17A-MUT CAD Models
Microchip Technology ATSAML22G17A-MUT PCB symbols & footprints
productDetail
