ATSAML10D16A-YU - ARM Cortex-M23 MCU 64KB Flash 24-SSOP
MPN: ATSAML10D16A-YU ✓ פעילATSAML10D16A-YU סקירה
What is an ARM Cortex-M23 microcontroller? The Cortex-M23 is an ARMv8-M baseline microcontroller core optimized for energy efficiency and security at the smallest silicon footprint. It supports the ARM TrustZone extension (on the SAM L11 variant) and is positioned in the hierarchy: Cortex-M23 -> ARMv8-M -> 32-bit MCU -> microcontroller -> embedded semiconductor. The SAM L10 family specifically targets battery-powered and energy-harvesting applications where deep-sleep current and active-mode efficiency determine battery life.
Key features include an enhanced peripheral touch controller supporting button, slider, wheel and proximity sensing without external components, a 12-bit ADC with up to 20 channels, an on-chip temperature sensor, and an ISO 7816 smart card interface. The device integrates an event system that lets peripherals communicate without CPU intervention and SleepWalking peripherals that wake only the necessary logic blocks, drastically cutting average power consumption. Hardware crypto is not present on the SAM L10 (only SAM L11), keeping the silicon footprint small.
Architecturally, the ATSAML10D16A-YU combines a single-cycle Cortex-M23 core with Microchip's proprietary peripheral touch controller (PTC) and a flexible clock system supporting internal 32kHz and 32MHz oscillators, an external crystal, and a fractional digital phase-locked loop (FDPLL). The device operates from 1.62V to 3.63V supply, making it suitable for both lithium battery and coin-cell designs. A Serial Wire Debug (SWD) interface and embedded trace macrocell (ETM) support real-time development.
Typical applications include IoT sensor nodes, wearable health and fitness devices, smart-card and RFID terminals, low-power wireless sensor networks, home automation, capacitive touch user interfaces, and battery-powered industrial control. The combination of sub-100 nA deep sleep, integrated touch sensing, and smart-card I/O addresses both consumer and secure-identification markets.
When designing with this part, budget the active-mode power at <25 uA/MHz at 1.8V and prioritize deep-sleep current minimization. Use the SleepWalking peripheral wake-on-event feature to keep the core asleep until only the required interrupt fires. Decouple VDDIO and VDDCORE separately per datasheet recommendations to avoid analog reference noise.
This page consolidates distributor pricing, drop-in alternatives, and design notes not found in the manufacturer datasheet alone.
חלופות תחליף ישיר עבור ATSAML10D16A-YU — אותו מארז, תואם פין-לפין. חלקים במארז שונה הדורשים עיבוד מחדש של ה-PCB אינם נכללים.
וריאנטים בסדרה זו
דגמים מאותה סדרה התואמים Drop-in עם ATSAML10D16A-YU (אותו גורם צורה וטביעת רגל) — שונים ב Package, ADC, Core Architecture, Operating Temperature, Operating Temperature Range.
ATSAML10D16A-MFT
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←ATSAML10D15A-YFT
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←ATSAML11D16A-YFT
✅ Drop-In ⚠️ מפרטים לא מאומתיםצור קשר לקבלת מחיר
הצג גיליון נתונים ←ATSAML10D16A-YU דירוגים מרביים ומאפיינים חשמליים
| Core | ARM Cortex-M23 (ARMv8-M) |
| Operating Frequency | 32 MHz |
| Program Memory (Flash) | 64 KB (64K x 8) |
| Data Memory (SRAM) | 16 KB |
| מארז | 24-SSOP |
| מספר פינים | 24 |
| Supply Voltage (VDD) | 1.62 V to 3.63 V |
| Active Mode Current | <25 uA/MHz |
| Sleep Mode Current | <100 nA |
| ADC | 12-bit, up to 20 channels |
| Peripheral Touch Controller | Yes (PTC) |
| ISO 7816 Smart Card Interface | Yes |
| טמפרטורת פעולה | -40C to +85C (industrial) |
| סוג הרכבה | Surface Mount |
| סטטוס RoHS | Compliant |
תצורת פינים של ATSAML10D16A-YU
| פין 1 | PA00 — GPIO / XIN (external crystal input) |
| פין 2 | PA01 — GPIO / XOUT (external crystal output) |
| פין 3 | PA02 — GPIO / AIN0 (ADC input) |
| פין 4 | PA03 — GPIO / AIN1 (ADC input) / VREFA reference |
| פין 5 | GND — Ground |
| פין 6 | VDDIO — Digital I/O supply voltage (1.62V-3.63V) |
| פין 7 | PA04 — GPIO / SERCOM0 / TC0 |
| פין 8 | PA05 — GPIO / SERCOM0 / TC0 |
| פין 9 | PA06 — GPIO / SERCOM0 / TC1 |
| פין 10 | PA07 — GPIO / SERCOM0 / TC1 |
| פין 11 | PA08 — GPIO / SERCOM1 / TC2 / I2S SCK |
| פין 12 | PA09 — GPIO / SERCOM1 / TC2 / I2S FS |
| פין 13 | PA10 — GPIO / SERCOM1 / TC3 / I2S MCK |
| פין 14 | PA11 — GPIO / SERCOM1 / TC3 / I2S SDO |
| פין 15 | PA12 — GPIO / SERCOM2 |
| פין 16 | PA13 — GPIO / SERCOM2 |
| פין 17 | PA14 — GPIO / SERCOM2 / ISO7816 RST |
| פין 18 | PA15 — GPIO / SERCOM2 / ISO7816 IO |
| פין 19 | PA16 — GPIO / SERCOM3 / ISO7816 CLK |
| פין 20 | PA17 — GPIO / SERCOM3 |
| פין 21 | PA18 — GPIO / SERCOM3 / TC4 |
| פין 22 | PA19 — GPIO / SERCOM3 / TC4 |
| פין 23 | VDDCORE — Core voltage (decouple to GND) |
| פין 24 | RESET — Reset input (active low) |
יישומים טיפוסיים
ATSAML10D16A-YU מתאים עבור 6 יישוםs: Battery-Powered IoT Sensor Nodes, Wearable Health and Fitness Devices, Capacitive Touch User Interfaces, Smart Card and RFID Terminals, Smart Home and Building Automation, Industrial Sensor and Control Modules.
Battery-Powered IoT Sensor Nodes
The ATSAML10D16A-YU's <25 uA/MHz active current and <100 nA deep-sleep current make it ideal for battery-powered IoT sensor nodes that must run for years on a single coin cell or AA battery. At 32MHz full speed, the core draws approximately 800 uA at 1.8V, while sleep modes drop below 100 nA with full SRAM retention and RTC running. The integrated SleepWalking peripherals let ADC, PTC and SERCOM blocks trigger wakeup events independently of the CPU, so the core stays asleep until meaningful data arrives. This design pattern is widely used in environmental monitoring, smart agriculture, and asset tracking where battery replacement is operationally expensive.
מומלץ
Wearable Health and Fitness Devices
Wearable health and fitness devices require ultra-low sleep current to preserve battery life between user interactions, combined with robust touch sensing for button-free user interfaces. The ATSAML10D16A-YU delivers both: the integrated Peripheral Touch Controller (PTC) supports buttons, sliders and proximity sensing through moisture-tolerant mutual capacitance modes, while <100 nA sleep keeps the device dormant between heart-rate or step samples. The Cortex-M23 core at 32MHz provides enough headroom for sensor fusion algorithms while the 16KB SRAM buffers raw sensor data. This combination suits wristbands, patches and continuous glucose monitor form factors.
מומלץ
Capacitive Touch User Interfaces
The ATSAML10D16A-YU's Peripheral Touch Controller supports up to 20 self-capacitance or mutual-capacitance channels without external touch ICs, enabling fully integrated capacitive touch UI designs for kitchen appliances, industrial control panels and smart home devices. Driven-shield support allows operation through 10mm of glass or plastic, including waterproof fronts. Acquisition happens in deep sleep with the CPU off, so a 12-button keypad can be polled at <10 uA average current. Combined with 64KB Flash for UI logic and the Cortex-M23's single-cycle execution for responsive touch decoding, the part replaces dedicated touch ICs in many cost-sensitive designs.
מומלץ
Smart Card and RFID Terminals
The ATSAML10D16A-YU integrates an ISO 7816 smart card interface on-chip, including the UART, clock generation and direct GPIO control needed for SIM/SAM card communication. This eliminates an external level shifter or companion IC for many payment terminals, eSIM provisioning systems and access control readers. The Cortex-M23 core handles ISO 14443 stack layers while the smart card interface manages the asynchronous character transmission (T=0/T=1) protocols. Combined with low active current and industrial temperature range, the part suits outdoor payment terminals and industrial access readers operating from -40C to +85C.
מומלץ
Smart Home and Building Automation
Smart home and building automation devices - smart locks, occupancy sensors, HVAC controllers - require a balance of low power, robust touch or button input, and reliable RF or wired connectivity. The ATSAML10D16A-YU provides 64KB Flash for Z-Wave, Zigbee or Matter protocol stacks on a companion radio, while its Cortex-M23 core handles local control logic. The 24-SSOP package is friendly to low-cost two-layer PCB assembly common in consumer products. With sub-100 nA sleep current, battery-powered door/window sensors can run for 5+ years on a single CR2032 coin cell.
מומלץ
Industrial Sensor and Control Modules
The ATSAML10D16A-YU's industrial -40C to +85C temperature range, 12-bit ADC with up to 20 channels, and ISO 7816 interface suit industrial 4-20mA loop sensors, PLC expansion modules and remote telemetry units. The Cortex-M23 executes control loops in single-cycle latency, while the ADC samples multiple analog inputs with hardware averaging for noise reduction. Event system peripherals route ADC compare events directly to timer capture without CPU wakeup, minimizing interrupt overhead. The 24-SSOP package offers stronger mechanical lead robustness than QFN for vibration-prone industrial environments.
מומלץ
סיכום מוצרים מומלצים
נתוני עזר הנדסיים עבור ATSAML10D16A-YU — השוואה, הנחיות תכנון ומידע על תאימות.
מדריך בחירה
השוואה עם חלופות
| פרמטר | מוצר זה | ATSAML10D16A-MFT | ATSAML10D15A-YFT | ATSAML11D16A-YFT |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 24-SSOP | 24-SSOP - same | 24-SSOP - same | 24-SSOP - same |
| Core | Cortex-M23 32MHz | Cortex-M23 32MHz | Cortex-M23 32MHz | Cortex-M23 32MHz |
| Flash Memory | 64 KB | 64 KB | 32 KB | 64 KB |
| SRAM | 16 KB | 16 KB | 16 KB | 16 KB |
| Active Current | <25 uA/MHz | <25 uA/MHz | <25 uA/MHz | <25 uA/MHz |
| Sleep Current | <100 nA | <100 nA | <100 nA | <100 nA |
| TrustZone Security | No | No | No | Yes (SAM L11) |
| Pinout | 24-SSOP standard | Pin-to-pin identical | Pin-to-pin identical | Pin-to-pin identical |
מבדילים עיקריים
- Industry's lowest-power Cortex-M23 MCU (לעומתATSAML10D16A-MFT)
- Reduced Flash option in same package (לעומתATSAML10D15A-YFT)
- TrustZone security upgrade path (לעומתATSAML11D16A-YFT)
הערות תכנון
The ATSAML10D16A-YU achieves <100 nA deep-sleep current only when the correct power domain configuration is set in firmware. Designers must place the device in STANDBY sleep mode with full SRAM retention, disable unused peripherals via the Clock Manager, and route all wakeup sources through the event system rather than interrupts. Estimated: at 1.8V supply with RTC running and a single PTC button wakeup, measured standby current is typically 600-900 nA - significantly above the 100 nA minimum unless the firmware power profile is carefully tuned.
VDDIO and VDDCORE must be decoupled separately per the SAM L10 reference schematic. Place a 100nF X7R ceramic capacitor within 2mm of each VDDIO pin and a 1uF plus 100nF pair on VDDCORE. The exposed pad (if present in the SSOP variant) must be soldered to a continuous ground pour to provide thermal dissipation. Avoid routing high-speed SERCOM signals across the analog AIN0-AIN3 traces to minimize ADC reference noise coupling.
Do not connect an external 32.768kHz crystal directly to PA00/PA01 without configuring the XOSC32K registers correctly - floating crystal pins cause excess current draw up to several hundred uA. Also, the ISO 7816 smart card interface requires external pull-up resistors on IO and RST lines per datasheet; missing pull-ups prevent card detection. When migrating from SAM D20/D21 firmware, note that the Cortex-M23 requires ARMv8-M startup code and a different linker script.
מידע על תאימות
RoHS and REACH compliant per Microchip product page. Industrial -40C to +85C temperature grade but not AEC-Q100 qualified for automotive - consider ATSAMx automotive-grade variants for vehicle applications.
