ATSAMDA1J16B-MBT - 64KB Flash Cortex-M0+ MCU 64-VQFN | Microchip
부품 번호: ATSAMDA1J16B-MBT ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $3.85 | $3.85 |
| 10 | $3.52 | $35.20 |
| 100 | $3.05 | $305.00 |
| 500 | $2.62 | $1,310.00 |
| 1,000 | $2.21 | $2,210.00 |
ATSAMDA1J16B-MBT 개요
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, and a rich set of programmable peripherals. The ARM Cortex-M0+ is the most energy-efficient core in the Cortex-M family, designed for ultra-low-power deterministic embedded designs. Microchip's SAM DA1 family positions the ATSAMDA1J16B in the Functional-Safety (FuSa) automotive series, sitting between the SAM D20/D21 general-purpose line and the higher-end SAM V71 Cortex-M7 parts, and is qualified for AEC-Q100 applications.
Key features include 6 SERCOM serial communication modules that can each be configured as I2C, SPI or USART, a 12-bit 350 ksps ADC with up to 20 channels, 10-bit DAC, two analog comparators, two I2S channels, a 24-bit Timer/Counter for Control (TCC), and full-speed USB Device. Six flexible pin-muxed SERCOMs plus USB and a 12-bit ADC let one device serve as the entire control hub of a small product.
The SAM DA1 architecture combines a Cortex-M0+ core with Microchip's peripheral event system, deterministic DMA, and a SleepWalking power management unit, achieving 2.46 CoreMark/MHz. The event system lets peripherals trigger each other without waking the CPU, enabling sub-microamp sleep current while keeping the device ready to react in real time. The integrated 12-bit ADC supports both single-ended and differential conversions with hardware oversampling, while the 24-bit TCC provides high-resolution PWM for motor and lighting control.
Typical applications include automotive body and convenience ECUs, human-machine interface (HMI) panels, smart-metering, low-power IoT sensor nodes, and USB-based consumer peripherals. The 6 SERCOMs and integrated USB make it suitable for industrial sensor hubs and touch-button front panels where multiple communication interfaces must coexist on a small board.
A key design consideration: this part is the AEC-Q100 FuSa variant of the SAM D21J16B. Designers targeting non-automotive consumer products can use the standard ATSAMD21J16B-MU with the same QFN-64 footprint, while designers needing functional-safety documentation must use the ATSAMDA1J16B-MBT.
This page synthesizes distributor pricing, AEC-Q100 compliance notes, drop-in alternatives, and practical design guidance not collected in the manufacturer datasheet.
드롭인 대체품: ATSAMDA1J16B-MBT — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: ATSAMDA1J16B-MBT (동일 폼 팩터 및 풋프린트) — 차이점: Package, Operating Temperature, USB, Series, RoHS Status.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
ATSAMD21J16B-MU
✅ 드롭인✓ 재고 있음
$2.18 / 개
데이터시트 보기 →ATSAMDA1J15B-MBT
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
ATSAMDA1J16B-ABT
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
ATSAMDA1E16B-ABT
✅ 드롭인✓ 재고 있음
$1.82 / 개
데이터시트 보기 →ATSAMDA1G15B-MBT
✅ 드롭인✓ 재고 있음
$1.1 / 개
데이터시트 보기 →ATSAMDA1J16B-MBT 최대 정격 & 전기적 특성
| Core | ARM Cortex-M0+ (32-bit) |
| 최대 클록 주파수 | 48 MHz |
| DMIPS | 45 |
| CoreMark Score | 2.46 CoreMark/MHz |
| Program Flash | 64 KB |
| SRAM | 8 KB |
| RWW Flash | 2 KB |
| 패키지 | 64-VQFN (9x9 mm), TAPE & REEL |
| 핀 수 | 64 |
| SERCOM Modules | 6 (configurable as I2C / SPI / USART) |
| ADC | 12-bit, up to 350 ksps |
| DAC | 10-bit |
| Analog Comparators | 2 |
| I2S Channels | 2 |
| Timer/Counter for Control | 24-bit TCC |
| USB | Full-speed USB Device |
| Series | SAM DA1, Functional Safety (FuSa), AEC-Q100 |
| Operating Voltage | 1.62 V to 3.63 V |
| 동작 온도 | -40 C to +125 C |
| 실장 유형 | Surface Mount |
| RoHS 상태 | Compliant |
ATSAMDA1J16B-MBT 핀 구성
| 핀 1 | VDD — Digital supply voltage |
| 핀 2 | PA00 — GPIO / SERCOM1 pad 0 |
| 핀 3 | PA01 — GPIO / SERCOM1 pad 1 |
| 핀 4 | PA02 — Analog / ADC AIN0 positive |
| 핀 5 | PA03 — Analog / ADC AIN0 negative / VREFA |
| 핀 6 | GND — Ground reference |
| 핀 7 | PA04 — Analog / ADC AIN4 / DAC VOUT |
| 핀 8 | PA05 — Analog / ADC AIN5 |
| 핀 9 | PA06 — Analog / ADC AIN6 / AC AIN2 |
| 핀 10 | PA07 — Analog / ADC AIN7 / AC AIN3 |
| 핀 11 | VDD — Digital supply voltage |
| 핀 12 | GND — Ground reference |
| 핀 13 | PA08 — GPIO / SERCOM0 pad 0 |
| 핀 14 | PA09 — GPIO / SERCOM0 pad 1 |
| 핀 15 | PA10 — GPIO / SERCOM2 pad 0 |
| 핀 16 | PA11 — GPIO / SERCOM2 pad 1 |
| 핀 17 | PA12 — GPIO / SERCOM4 pad 0 |
| 핀 18 | PA13 — GPIO / SERCOM4 pad 1 |
| 핀 19 | PA14 — GPIO / SERCOM3 pad 0 / XIN |
| 핀 20 | PA15 — GPIO / SERCOM3 pad 1 / XOUT |
| 핀 21 | PA16 — GPIO / SERCOM1 pad 0 |
| 핀 22 | PA17 — GPIO / SERCOM1 pad 1 |
| 핀 23 | VDD — Digital supply voltage |
| 핀 24 | PA18 — GPIO / SERCOM5 pad 0 |
| 핀 25 | PA19 — GPIO / SERCOM5 pad 1 |
| 핀 26 | PA20 — GPIO / SERCOM3 pad 2 |
| 핀 27 | PA21 — GPIO / SERCOM3 pad 3 |
| 핀 28 | GND — Ground reference |
| 핀 29 | PA22 — GPIO / SERCOM5 pad 2 / I2S FS0 |
| 핀 30 | PA23 — GPIO / SERCOM5 pad 3 / I2S MCK0 |
| 핀 31 | PA24 — USB_DM (USB device negative data) |
| 핀 32 | PA25 — USB_DP (USB device positive data) |
| 핀 33 | PA26 — GPIO / SERCOM5 pad 0 |
| 핀 34 | PA27 — GPIO / SERCOM5 pad 1 |
| 핀 35 | PA28 — Reset (NRST, active low) |
| 핀 36 | VDD — Digital supply voltage |
| 핀 37 | GND — Ground reference |
| 핀 38 | PA29 — GPIO / SERCOM5 pad 3 |
| 핀 39 | PA30 — SWDCLK (debug clock) |
| 핀 40 | PA31 — SWDIO (debug data) |
| 핀 41 | GND — Ground reference |
| 핀 42 | PB00 — GPIO / SERCOM5 pad 2 |
| 핀 43 | VDD — Digital supply voltage |
| 핀 44 | PB01 — GPIO / SERCOM5 pad 3 |
| 핀 45 | PB02 — GPIO / SERCOM5 pad 0 |
| 핀 46 | PB03 — GPIO / SERCOM5 pad 1 |
| 핀 47 | PB04 — GPIO / SERCOM3 pad 0 |
| 핀 48 | PB05 — GPIO / SERCOM3 pad 1 |
| 핀 49 | PB06 — GPIO / SERCOM0 pad 0 |
| 핀 50 | PB07 — GPIO / SERCOM0 pad 1 |
| 핀 51 | PB08 — GPIO / SERCOM4 pad 0 / I2S MCK1 |
| 핀 52 | PB09 — GPIO / SERCOM4 pad 1 / I2S FS1 |
| 핀 53 | PB10 — GPIO / SERCOM4 pad 2 / I2S SCK1 |
| 핀 54 | PB11 — GPIO / SERCOM4 pad 3 / I2S SDO1 |
| 핀 55 | PB12 — GPIO / SERCOM2 pad 0 / TCC0 WO0 |
| 핀 56 | PB13 — GPIO / SERCOM2 pad 1 / TCC0 WO1 |
| 핀 57 | PB14 — GPIO / SERCOM2 pad 2 / TCC0 WO2 |
| 핀 58 | PB15 — GPIO / SERCOM2 pad 3 / TCC0 WO3 |
| 핀 59 | PB16 — GPIO / SERCOM5 pad 0 / TCC1 WO0 |
| 핀 60 | GND — Ground reference |
| 핀 61 | PB17 — GPIO / SERCOM5 pad 1 / TCC1 WO1 |
| 핀 62 | PB18 — GPIO / SERCOM3 pad 2 / TCC1 WO2 |
| 핀 63 | PB19 — GPIO / SERCOM3 pad 3 / TCC1 WO3 |
| 핀 64 | VDD — Digital supply voltage |
일반적인 애플리케이션
ATSAMDA1J16B-MBT 적합 용도: 6 애플리케이션s: Automotive Body and Convenience ECU, Low-Power IoT Sensor Node, Industrial HMI Touch Panel, USB-Based Consumer Peripheral, Smart Metering and Energy Monitor, Wearable Fitness and Health Device.
Automotive Body and Convenience ECU
The ATSAMDA1J16B-MBT is purpose-built for AEC-Q100 body and convenience ECUs (door modules, seat controllers, mirror adjusters, lighting drivers) where functional-safety documentation is mandatory. Its 6 SERCOMs can simultaneously drive LIN, CAN MCUs via external transceivers, and SPI sensors; the integrated USB Device enables factory firmware upload without removing the part. The 24-bit TCC delivers high-resolution PWM for LED dimming and motor control, while the 12-bit ADC samples thermistor and current-sense feedback in real time. Compared to the standard ATSAMD21J16B-MU, the MBT's ISO 26262 safety manual and FMEDA report streamline ASIL-B certification.
추천
Low-Power IoT Sensor Node
For battery-powered IoT sensor nodes (smart thermostats, air-quality monitors, agricultural sensors), the ATSAMDA1J16B-MBT's Cortex-M0+ efficiency (2.46 CoreMark/MHz) and SleepWalking peripherals enable multi-year coin-cell operation. The 6 SERCOMs run concurrent I2C sensors, SPI radios, and UART debug without CPU wakeups, while the 12-bit ADC samples analog sensors on demand. The 2 KB RWW Flash stores rolling calibration data without external EEPROM, and the full-speed USB Device provides a convenient firmware-update port during manufacturing and field service.
추천
Industrial HMI Touch Panel
In industrial human-machine-interface (HMI) panels, the ATSAMDA1J16B-MBT's 6 SERCOMs support multi-touch I2C digitizers, SPI TFT displays, and isolated RS-485 backhaul simultaneously. The 24-bit TCC provides flicker-free LED backlight PWM and the 12-bit ADC reads ambient-light sensors and rotary encoders. AEC-Q100 qualification lets the same firmware run on industrial-rail panels and on in-cab automotive displays, reducing software-maintenance cost. The integrated USB Device streamlines touch-panel calibration firmware upload at end-of-line production.
추천
USB-Based Consumer Peripheral
For USB consumer peripherals such as HID controllers, audio interfaces, and programming tools, the ATSAMDA1J16B-MBT's integrated full-speed USB Device eliminates the need for an external bridge chip, reducing BOM cost and board area. The Cortex-M0+ at 48 MHz comfortably drives USB HID, CDC, and vendor-class endpoints with CPU headroom for application code. The 64 KB Flash holds USB stacks plus application firmware, and 8 KB SRAM buffers USB packets without DMA stalls.
추천
Smart Metering and Energy Monitor
In smart electricity, gas, and water meters, the ATSAMDA1J16B-MBT combines low-power Cortex-M0+ operation with a high-accuracy 12-bit ADC suitable for current-sense and temperature monitoring. The 6 SERCOMs drive the metrology front-end, an LCD controller, an NFC tag for tap-to-read, and a wireless M-Bus or LoRaWAN modem. AEC-Q100 FuSa qualification supports outdoor enclosure operation across -40 C to +125 C, and the 2 KB RWW Flash stores rolling consumption logs without external EEPROM.
추천
Wearable Fitness and Health Device
For wearable fitness bands and health monitors, the ATSAMDA1J16B-MBT's Cortex-M0+ efficiency and 6 SERCOMs run Bluetooth Low Energy modules, PPG / SpO2 sensor front-ends, and SPI displays on a single device. The 12-bit ADC samples bioelectric signals at low power, while the 2 KB RWW Flash stores user profiles and activity data without external EEPROM. The QFN-64 9x9 mm package fits comfortably in compact wearable form factors, and SleepWalking peripherals let the MCU sleep with sensors active, extending battery life into multi-week territory.
추천
추천 제품 요약
엔지니어링 참조 데이터: ATSAMDA1J16B-MBT — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | ATSAMD21J16B-MU | ATSAMDA1J15B-MBT | ATSAMDA1J16B-ABT | ATSAMDA1E16B-ABT | ATSAMDA1G15B-MBT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | QFN-64 (VQFN 9x9 mm) | QFN-64 | QFN-64 | TQFP-64 | TQFP-64 | QFN-48 |
| Core | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ | ARM Cortex-M0+ |
| Max Clock Frequency | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz |
| Flash / SRAM | 64 KB / 8 KB | 64 KB / 8 KB | 64 KB / 8 KB | 64 KB / 8 KB | 64 KB / 8 KB | 64 KB / 8 KB |
| AEC-Q100 Qualified | Yes (FuSa) | No (industrial only) | Yes (FuSa) | Yes (FuSa) | Yes (FuSa) | Yes (FuSa) |
| Pin Count | 64 | 64 | 64 | 64 | 64 | 48 |
| SERCOM Modules | 6 | 6 | 6 | 6 | 6 | 6 |
주요 차별점
- AEC-Q100 Functional-Safety (FuSa) qualification (vs ATSAMD21J16B-MU)
- Pin-to-pin compatibility with SAM D21 family (vs ATSAMDA1J15B-MBT)
- QFN-64 package with integrated USB and 12-bit ADC (vs ATSAMDA1E16B-ABT (TQFP-64, 32-pin variant))
설계 노트
The ATSAMDA1J16B-MBT operates from 1.62 V to 3.63 V. Place a 100 nF X7R ceramic decoupling capacitor within 5 mm of each VDD pin (1, 11, 23, 36, 43, 64) and a 4.7 uF bulk capacitor near the VDDIN pin to suppress transient load steps from the USB and ADC peripherals. Tie VDDANA and VDDIO together on the board and feed both from the same low-noise LDO. Estimated: at 48 MHz active, the core draws ~7 mA per VDD rail; in Standby with RTC running, the device drops below 5 uA total.
In the QFN-64 9x9 mm package, theta_JA is approximately 30 C/W on a 4-layer JEDEC test board, giving a 50 C junction rise at 1.5 W. In typical automotive ECU enclosures the device dissipates well under 0.5 W, so no heatsink is required, but designers must keep the central EPAD soldered to a 1 square-inch copper pour to keep junction temperatures within the -40 C to +125 C AEC-Q100 Grade-1 window. Avoid routing high-current traces directly under the EPAD to prevent solder-joint fatigue.
Keep the 32.768 kHz crystal traces within 5 mm of pins PA14 (XIN) and PA15 (XOUT), shield them with a ground guard ring, and series-terminate them with ~100 ohm resistors if the layout is long. For USB, route the PA24/PA25 differential pair with 90-ohm differential impedance and keep total length under 25 mm to maintain full-speed USB compliance. Place a 1 M-ohm pull-up on NRST (PA28) and a 1 nF capacitor to VDD for clean reset behaviour during automotive cranking transients.
Do not exceed 3.63 V on any VDD pin, including during automotive load-dump events up to 40 V. Place a TVS diode such as SMAJ33A and a 10-ohm series resistor on the 12 V supply input. Ensure the SWDIO/SWDCLK pins (PA30/PA31) are not used as GPIO in production firmware, because accidental configuration as output can lock out subsequent debug access. Also, the RWW Flash 2 KB region cannot store bootable code - place all interrupt vectors in the main 64 KB Flash to avoid hard-fault reset loops.
규정 준수 정보
AEC-Q100 qualified per SAM DA1 FuSa series documentation. RoHS compliance per Microchip product page; REACH status confirmed by DigiKey listing as of 2026-09-21.
