ATSAMC20E15A-AUT - 48MHz Cortex-M0+ 32KB Flash MCU | Microchip
MPN: ATSAMC20E15A-AUT ✓ فعالATSAMC20E15A-AUT جائزہ
A microcontroller (MCU) is a single-chip computer containing a CPU core, program and data memory, and integrated peripherals. The Cortex-M0+ is the smallest, most energy-efficient member of the ARM Cortex-M family, optimized for deterministic interrupt response and low active power in cost-sensitive embedded applications. The ATSAMC20E15A-AUT sits in the SAM C20 family of 5V Cortex-M0+ MCUs, engineered for industrial and commercial environments with electrically noisy power rails.
Key features include 6 SERCOM (each configurable as USART, I2C, or SPI), CAN-FD, a 12-bit ADC up to 1 Msps, a 10-bit DAC, a 16-bit timer/counter, RTC, brown-out detection and power-on reset. The on-chip PTC supports capacitive-touch sensing without external components. The 48 MHz core executes 78 DMIPS while drawing roughly 3 mA active and dropping below 5 uA in deep-sleep backup mode.
Architecturally, the part uses a 2-layer AHB-Lite bus with a separate APB bridge for low-speed peripherals. The integrated voltage regulator supports both linear (LDO) and DC-DC buck modes, and the device offers six DMA channels for low-CPU-overhead data movement. The "A" silicon revision reflects a planned errata-fixed die that supersedes earlier SAM C20 revs.
Typical applications include industrial sensor nodes, HVAC controllers, building automation, home appliances, automotive body and chassis subsystems (non-safety-critical), USB-to-CAN bridges, and low-cost HMI panels using the on-chip PTC. The wide 5V tolerance and CAN-FD support make it especially well suited to factory-floor devices.
When designing with this part, budget attention for the integrated DC-DC mode: it requires an external inductor and Schottky, and the LDO-mode default simplifies PCB layout. The CAN-FD peripheral is ISO 11898-1:2015 compliant and supports bit rates up to 1 Mbit/s.
This page synthesizes verified distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
کے لیے ڈراپ اِن متبادل ATSAMC20E15A-AUT — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں ATSAMC20E15A-AUT (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف MSL Level, Operating Temperature, Package, ADC, RoHS Status.
ATSAMC20E16A-AUT
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →ATSAMC20E15A-AAB
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
ATSAMC20E14A-AUT
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
ATSAMC21E15A-AUT
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
ATSAMC20G15A-AUT
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
MKL02Z32VFG4
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
ATSAMC20E15A-AUT زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Core Architecture | ARM Cortex-M0+ (32-bit) |
| Maximum CPU Clock | 48 MHz |
| Flash Memory | 32 KB (32K x 8) |
| SRAM | 4 KB |
| Supply Voltage (VDD) | 2.7 V to 5.5 V |
| آپریٹنگ درجہ حرارت | -40 C to +85 C |
| پیکیج | 48-pin TQFP (7x7 mm) |
| ماؤنٹنگ ٹائپ | Surface Mount |
| SERCOM Modules | 6 (each USART/I2C/SPI configurable) |
| CAN-FD Controller | 1 (ISO 11898-1:2015, up to 1 Mbit/s) |
| ADC | 12-bit, up to 1 Msps |
| DAC | 10-bit, 1 channel |
| Peripheral Touch Controller (PTC) | Yes |
| Hardware Multiplier | Single-cycle |
| DMA Channels | 6 |
| Micro Trace Buffer | Yes |
| Memory Protection Unit (MPU) | Yes |
| RoHS اسٹیٹس | Compliant (Green) |
| MSL لیول | 3 (per JEDEC J-STD-020) |
ATSAMC20E15A-AUT پن کنفیگریشن
| پن 1 | VDD — Digital supply voltage |
| پن 2 | PA00 — GPIO / XIN32 (external 32.768 kHz crystal) |
| پن 3 | PA01 — GPIO / XOUT32 |
| پن 4 | PA02 — GPIO / AIN0 (ADC input) |
| پن 5 | PA03 — GPIO / AIN1 / VREFA |
| پن 6 | GND — Ground |
| پن 7 | PA04 — GPIO / AIN2 / VREFB |
| پن 8 | PA05 — GPIO / AIN3 |
| پن 9 | PA06 — GPIO / AIN4 |
| پن 10 | PA07 — GPIO / AIN5 |
| پن 11 | PA08 — GPIO / AIN6 / PTC Y0 |
| پن 12 | PA09 — GPIO / AIN7 / PTC Y1 |
| پن 13 | PA10 — GPIO / AIN8 / PTC Y2 |
| پن 14 | PA11 — GPIO / AIN9 / PTC Y3 |
| پن 15 | VDD — Digital supply voltage |
| پن 16 | GND — Ground |
| پن 17 | PA12 — GPIO / CAN0 RX / PTC Y4 |
| پن 18 | PA13 — GPIO / CAN0 TX / PTC Y5 |
| پن 19 | PA14 — GPIO / SERCOM2 pad0 / PTC Y6 |
| پن 20 | PA15 — GPIO / SERCOM2 pad1 / PTC Y7 |
| پن 21 | PA16 — GPIO / SERCOM1 pad0 / PTC X0 |
| پن 22 | PA17 — GPIO / SERCOM1 pad1 / PTC X1 |
| پن 23 | PA18 — GPIO / SERCOM1 pad2 / PTC X2 |
| پن 24 | PA19 — GPIO / SERCOM1 pad3 / PTC X3 |
| پن 25 | PA20 — GPIO / SERCOM5 pad0 / PTC X4 |
| پن 26 | PA21 — GPIO / SERCOM5 pad1 / PTC X5 |
| پن 27 | PA22 — GPIO / SERCOM3 pad0 / PTC X6 |
| پن 28 | PA23 — GPIO / SERCOM3 pad1 / PTC X7 |
| پن 29 | PA24 — GPIO / SERCOM3 pad2 / PTC X8 |
| پن 30 | PA25 — GPIO / SERCOM3 pad3 / PTC X9 |
| پن 31 | GND — Ground |
| پن 32 | VDD — Digital supply voltage |
| پن 33 | PA26 — GPIO |
| پن 34 | PA27 — GPIO |
| پن 35 | PA28 — GPIO / RESET |
| پن 36 | PA29 — GPIO / DEC |
| پن 37 | PA30 — GPIO / SWCLK |
| پن 38 | PA31 — GPIO / SWDIO |
| پن 39 | PB00 — GPIO |
| پن 40 | PB01 — GPIO |
| پن 41 | PB02 — GPIO |
| پن 42 | PB03 — GPIO |
| پن 43 | PB04 — GPIO |
| پن 44 | PB05 — GPIO |
| پن 45 | PB06 — GPIO |
| پن 46 | PB07 — GPIO |
| پن 47 | PB08 — GPIO |
| پن 48 | PB09 — GPIO |
عام استعمالات
ATSAMC20E15A-AUT کے لیے موزوں ہے 7 ایپلیکیشنs: Industrial CAN-FD Sensor Nodes, HVAC and Building Automation Controllers, Home Appliance Motor Control, Capacitive Touch HMI Panels, Automotive Body and Chassis Modules, Low-Cost USB-to-CAN Bridges, Smart Energy and Metering Endpoints.
Industrial CAN-FD Sensor Nodes
The ATSAMC20E15A-AUT is purpose-built for factory-floor sensor nodes thanks to its 2.7V to 5.5V supply that tolerates 24V bus-derived rails without external level shifters, and its integrated CAN-FD controller supporting ISO 11898-1:2015 at 1 Mbit/s data phase. The 32 KB Flash holds a CANopen or J1939 stack plus application code, while 4 KB SRAM buffers CAN messages. At 78 DMIPS / 48 MHz the Cortex-M0+ executes control loops well within millisecond budgets. Pair the part with an MCP2562FD CAN transceiver for a complete 2-node industrial bus.
تجویز کردہ
HVAC and Building Automation Controllers
The wide 5V-tolerant supply of the ATSAMC20E15A-AUT simplifies direct connection to 24VAC-derived rectified rails common in HVAC equipment. The Peripheral Touch Controller (PTC) enables capacitive-touch keypads without dedicated touch ICs, reducing BOM. Six SERCOM channels run multiple I2C temp sensors, SPI displays, and USART-modem links simultaneously. The 12-bit ADC at 1 Msps samples analog pressure and airflow signals with adequate resolution for closed-loop control. RTC with calendar supports time-stamped logging of HVAC events.
تجویز کردہ
Home Appliance Motor Control
Appliance designs using the ATSAMC20E15A-AUT benefit from the 16-bit timer/counter with PWM outputs that drive BLDC or brushed motors up to a few hundred watts. The 5V tolerance interfaces directly with 12V appliance rails through a simple LDO. CAN-FD or RS-485 connectivity (via SERCOM USART) supports modern appliance networking. The hardware multiplier executes single-cycle MAC operations needed for field-oriented control (FOC) math, while the MPU isolates the motor-control task from the user-interface task for safety and reliability.
تجویز کردہ
Capacitive Touch HMI Panels
The integrated Peripheral Touch Controller (PTC) of the ATSAMC20E15A-AUT supports self-capacitance and mutual-capacitance touch sensing across up to 32 channels without external components - ideal for sealed glass-front HMI panels in appliances, access control, and industrial equipment. The PTC handles water rejection, noise immunity, and gesture recognition in firmware. The 10-bit DAC drives analog contrast voltage for LCDs, while six SERCOMs link to UART-controlled display modules. The 48-pin TQFP has enough GPIO for both touch matrix and TFT control.
تجویز کردہ
Automotive Body and Chassis Modules
The ATSAMC20E15A-AUT is suitable for non-safety automotive body and chassis subsystems such as lighting controllers, mirror adjusters, seat controllers, and climate modules. The -40C to +85C industrial temperature range covers most cabin applications (for under-hood use, the SAM C20 -AUT suffix is industrial-grade; AEC-Q100 Grade 0 requires the SAM C20 -AUT automotive variant per Microchip ordering guide). CAN-FD at 1 Mbit/s supports modern vehicle bus architectures, and the 5V tolerance interfaces directly with 12V battery rails.
تجویز کردہ
Low-Cost USB-to-CAN Bridges
A USB-to-CAN bridge built around the ATSAMC20E15A-AUT uses one SERCOM for USB device (with an external USB PHY or via the on-chip USB on the larger SAM C20 G variant), another SERCOM as UART debug, and the CAN-FD peripheral for bus access. The 32 KB Flash accommodates USB CDC + CAN-FD driver stack, while 4 KB SRAM buffers USB and CAN packets. The wide 2.7V to 5.5V supply and industrial temperature range make the bridge suitable for both bench use and in-vehicle diagnostics.
تجویز کردہ
Smart Energy and Metering Endpoints
Smart-meter endpoints and sub-metering modules use the ATSAMC20E15A-AUT to sample current/voltage via the 12-bit ADC at 1 Msps, compute RMS and power quantities in firmware, and report over CAN, RS-485, or wireless M-Bus. The hardware multiplier accelerates DSP math for power calculations. The wide supply range accepts rectified mains-derived rails without extra regulation. The RTC with calendar provides time-stamped logging, and the integrated PTC enables tamper-detect capacitive buttons on meter enclosures.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا ATSAMC20E15A-AUT — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | ATSAMC20E16A-AUT | ATSAMC20E14A-AUT | ATSAMC21E15A-AUT | MKL02Z32VFG4 |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | NXP Semiconductors |
| Package | 48-pin TQFP | 48-pin TQFP - same | 48-pin TQFP - same | 48-pin TQFP - same | 48-pin QFN - different outline |
| Core | Cortex-M0+ | Cortex-M0+ | Cortex-M0+ | Cortex-M0+ | Cortex-M0+ |
| Max Clock | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz |
| Flash | 32 KB | 64 KB | 16 KB | 32 KB | 32 KB |
| SRAM | 4 KB | 4 KB | 2 KB | 4 KB | 4 KB |
| Supply Voltage | 2.7V to 5.5V | 2.7V to 5.5V | 2.7V to 5.5V | 2.7V to 5.5V | 1.71V to 3.6V |
| CAN-FD | Yes | Yes | Yes | Yes | No |
| SERCOM / UART | 6 SERCOM | 6 SERCOM | 6 SERCOM | 6 SERCOM | 2 UART |
اہم امتیازی خصوصیات
- True 5V supply tolerance with integrated CAN-FD (بمقابلہMKL02Z32VFG4)
- Six flexible SERCOM channels (بمقابلہMKL02Z32VFG4)
- Integrated Peripheral Touch Controller (PTC) (بمقابلہATSAMC20E14A-AUT)
ڈیزائن نوٹس
ATSAMC20E15A-AUT requires a 100 nF decoupling capacitor on each VDD pin placed within 3 mm of the pin, plus a bulk 4.7 uF to 10 uF tantalum or ceramic cap on the main VDD rail. If the DC-DC buck mode is enabled, add an external 4.7 uH inductor and a Schottky diode (e.g., MBRS140) on the DEC pin - LDO mode (default after reset) eliminates these and simplifies layout for low-power designs.
The 48-pin TQFP package has a 0.5 mm pitch and benefits from a 4-layer PCB with a continuous ground plane under the IC. Route the SWD signals (PA30/PA31) as a 4-wire SWD header or Tag-Connect footprint for debug access. Keep the PTC lines short and guarded by a ground trace to maximize touch-sensing noise immunity in noisy industrial environments.
Do not leave unused SERCOM pins floating - configure them as outputs or enable internal pull resistors in firmware to avoid additional current draw through floating CMOS inputs. When migrating from ATSAMC20E15A-AAB (tray) to ATSAMC20E15A-AUT (tape-and-reel), verify your pick-and-place feeder supports 7-inch reels. If your design uses the CAN peripheral, do not forget the external MCP2562FD transceiver - the on-chip CAN-FD controller is logic-only.
Estimated: At 48 MHz active, typical core current is 3 mA at 3.3 V, giving ~10 mW dissipation - well within the TQFP-48 thermal resistance of approximately 60 C/W. Even at +85 C ambient, junction rise is only ~0.6 C, so no thermal management is needed for the MCU itself. However, design the PCB with adequate copper on the VDD and GND planes to keep the regulator section below 50 C for stable operation.
تعمیل کی معلومات
Industrial temperature grade -40C to +85C. AEC-Q100 qualification requires the SAM C20 AEC-Q100 suffix variants - consult Microchip ordering guide for -AUT automotive grade nomenclature clarification.
