ATSAMG53G19A-UUT - SAM G53 Cortex-M4 MCU 512KB Flash | Microchip
MPN: ATSAMG53G19A-UUT ✓ Hoạt độngATSAMG53G19A-UUT Tóm tắt
An ARM Cortex-M4 microcontroller is a 32-bit RISC processor core licensed by Arm Holdings that combines high-performance digital signal processing with a single-precision floating-point unit. Microcontrollers in this class sit within the broader taxonomy of embedded microcontrollers -> RISC microcontrollers -> ARM Cortex-M family -> Cortex-M4 subfamily, and are commonly selected for IoT endpoints, motor control, and low-power wireless designs. The Cortex-M4 architecture brings Thumb-2 instruction efficiency, hardware single-cycle MAC, and optional FPU, all of which reduce active-mode current and accelerate return-to-sleep transitions.
Key features of the ATSAMG53G19A-UUT include a 48 MHz maximum CPU clock, full Cortex-M4 DSP instruction set with single-precision FPU, a 12-bit ADC, multiple SERCOM interfaces configurable as USART/UART/SPI/I2C, and a high-speed USB 2.0 Full-Speed device port. The device integrates Microchip's proprietary SleepWalking peripherals that wake the CPU only on relevant events, enabling deep-sleep current in the single-digit microamp range for battery-powered designs.
Technically, the SAM G53 series implements a tightly-coupled SRAM subsystem with zero-wait-state access at full CPU speed, and an efficient Flash controller supporting offline programming. The integrated voltage regulator allows single-supply operation from 1.62V to 3.6V, simplifying power-tree design and supporting direct Li-ion or 2x AA battery sources.
Typical applications include Bluetooth Low Energy sensor hubs (paired via SPI to a companion radio), low-power wearables with always-on sensors, USB human-interface devices such as mice and keyboards, and industrial control boards requiring DSP-class math at modest cost. The 49-ball WLCSP package makes it ideal where PCB area is at a premium.
When designing with this MCU, allocate sufficient decoupling (one 100 nF X7R per VDD pin group plus a bulk 4.7 uF) and follow Microchip's WLCSP routing guidelines to keep the high-speed USB 90-ohm differential pair matched. Erase and program Flash via SWD or the pre-programmed bootloader to avoid expensive parallel programming fixtures.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, helping engineers and procurement teams evaluate the ATSAMG53G19A-UUT for low-power, footprint-sensitive designs as of 2026-09-22.
Bộ thay thế dễ dàng lắp đặt cho ATSAMG53G19A-UUT — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với ATSAMG53G19A-UUT (cùng hình factor và footprint) — khác nhau ở Core Architecture, Mounting Type, Operating Temperature, Package, USB.
ATSAMG53J19A-UUT
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
ATSAMG53J19B-UUT
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
ATSAMG53J19C-UUT
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
ATSAMG53J19D-UUT
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
ATSAMG53G19A-UUT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →ATSAMG53G19A-UUT Tỷ lệ tối đa & tính chất điện
| Core Processor | ARM Cortex-M4 with FPU |
| Core Architecture | 32-bit RISC (Thumb-2, DSP, FPU) |
| Maximum CPU Clock | 48 MHz |
| Program Memory (Flash) | 512 KB |
| SRAM | 96 KB |
| Supply Voltage (VDD) | 1.62 V to 3.6 V |
| Nhiệt độ hoạt động | -40 C to +85 C (Industrial) |
| Hộp | 49-ball WLCSP |
| Kiểu lắp đặt | Surface Mount |
| ADC | 12-bit |
| USB | USB 2.0 Full-Speed Device |
| SERCOM / Communication | Multi-instance SERCOM (USART/SPI/I2C) |
| Programming Interface | SWD (Serial Wire Debug) |
| Trạng thái RoHS | Compliant |
Cấu hình chân ATSAMG53G19A-UUT
| Chân A1 | VDDIO — Digital I/O supply |
| Chân A2 | PA00 — GPIO / SERCOM pad |
| Chân A3 | PA01 — GPIO / SERCOM pad |
| Chân A4 | PA02 — GPIO / SERCOM pad |
| Chân A5 | PA03 — GPIO / SERCOM pad |
| Chân A6 | PA04 — GPIO / SERCOM pad |
| Chân A7 | PA05 — GPIO / SERCOM pad |
| Chân B1 | GND — Ground |
| Chân B2 | PA06 — GPIO / SERCOM pad |
| Chân B3 | PA07 — GPIO / SERCOM pad |
| Chân B4 | PA08 — GPIO / SERCOM pad |
| Chân B5 | PA09 — GPIO / SERCOM pad |
| Chân B6 | PA10 — GPIO / SERCOM pad |
| Chân B7 | PA11 — GPIO / SERCOM pad |
| Chân C1 | VDDIO — Digital I/O supply |
| Chân C2 | PA12 — GPIO / SERCOM pad |
| Chân C3 | PA13 — GPIO / SERCOM pad |
| Chân C4 | PA14 — GPIO / SERCOM pad |
| Chân C5 | PA15 — GPIO / SERCOM pad |
| Chân C6 | PA16 — GPIO / SERCOM pad |
| Chân C7 | PA17 — GPIO / SERCOM pad |
| Chân D1 | GND — Ground |
| Chân D2 | PA18 — GPIO / SERCOM pad |
| Chân D3 | PA19 — GPIO / SERCOM pad |
| Chân D4 | PA20 — GPIO / SERCOM pad |
| Chân D5 | PA21 — GPIO / SERCOM pad |
| Chân D6 | PA22 — GPIO / SERCOM pad |
| Chân D7 | PA23 — GPIO / SERCOM pad |
| Chân E1 | VDDCORE — Core supply (decoupling) |
| Chân E2 | PA24 — GPIO / SERCOM pad |
| Chân E3 | PA25 — GPIO / SERCOM pad |
| Chân E4 | PA26 — GPIO / SERCOM pad |
| Chân E5 | PA27 — GPIO / SERCOM pad |
| Chân E6 | PA28 — GPIO / SERCOM pad |
| Chân E7 | PA29 — GPIO / SERCOM pad |
| Chân F1 | GND — Ground |
| Chân F2 | PA30 — GPIO / SERCOM pad |
| Chân F3 | PA31 — GPIO / SERCOM pad |
| Chân F4 | PB00 — GPIO / SERCOM pad |
| Chân F5 | PB01 — GPIO / SERCOM pad |
| Chân F6 | PB02 — GPIO / SERCOM pad |
| Chân F7 | PB03 — GPIO / SERCOM pad |
| Chân G1 | VDDIO — Digital I/O supply |
| Chân G2 | PB04 — GPIO / SERCOM pad |
| Chân G3 | PB05 — GPIO / SERCOM pad |
| Chân G4 | PB06 — GPIO / SERCOM pad |
| Chân G5 | PB07 — GPIO / SERCOM pad |
| Chân G6 | RESETN — Active-low reset |
| Chân G7 | SWDIO — SWD data |
Ứng dụng tiêu biểu
ATSAMG53G19A-UUT phù hợp cho 6 Áp dụngs: Wearable Fitness and Health Sensor Hub, USB Human Interface Device (Mouse, Keyboard, HID Gamepad), Industrial IoT Sensor Node, Smart Home Connected Sensor Module, Low-Power Wearable Audio Accessory, Battery-Operated Data Logger.
Wearable Fitness and Health Sensor Hub
The ATSAMG53G19A-UUT fits wearable fitness bands and health sensor hubs thanks to its 49-ball WLCSP measuring roughly 2.93 x 3.13 mm, the smallest footprint in the SAM G53 family. The Cortex-M4F core at 48 MHz handles DSP-class sensor-fusion math (pedometer, heart-rate vector magnitude) while SleepWalking peripherals let I2C sensors wake the CPU only on relevant thresholds, holding deep-sleep current in the single-digit microamp range. Its 1.62-3.6 V supply accepts a Li-ion cell directly, simplifying the power tree in space-constrained wrist-form-factor designs.
Được đề xuất
USB Human Interface Device (Mouse, Keyboard, HID Gamepad)
The ATSAMG53G19A-UUT integrates a USB 2.0 Full-Speed Device port with on-chip transceiver and pull-up, eliminating the external PHY required by many competing MCUs. The Cortex-M4F runs HID class drivers natively from library code, so USB HID mouse, keyboard, or gamepad designs need only the MCU, buttons, and a USB connector. The 96 KB SRAM comfortably holds HID report buffers and debounce tables, and the 49-ball WLCSP fits inside the cable-end molded plastic of a typical mouse.
Được đề xuất
Industrial IoT Sensor Node
Industrial IoT endpoints benefit from the ATSAMG53G19A-UUT's -40 C to +85 C industrial temperature rating and its 12-bit ADC for direct bridge sensor or 4-20 mA interface signal conditioning. The Cortex-M4F executes DSP-based filtering and predictive maintenance algorithms before transmitting aggregated data over SPI to a companion wireless radio. Its 1.62-3.6 V supply supports 2x AA or Li-SOCl2 primary cells commonly used in remote industrial monitoring where battery life may exceed five years.
Được đề xuất
Smart Home Connected Sensor Module
Smart-home sensor modules for leak, motion, or air-quality detection deploy the ATSAMG53G19A-UUT as a low-power host that runs event-classification logic locally before waking a BLE or sub-GHz radio via SPI. The 512 KB Flash holds wireless stacks, OTA bootloader, and application code, while 96 KB SRAM supports TLS handshake scratchpads. SleepWalking peripherals keep quiescent current under 5 uA so a CR2032 cell can power multi-year deployments in a thermostat or water-leak detector.
Được đề xuất
Low-Power Wearable Audio Accessory
True Wireless Stereo earbuds and hearable accessories use the ATSAMG53G19A-UUT to manage BLE pairing, button input, battery charging state, and basic audio routing. The Cortex-M4F runs DSP routines for ambient noise sampling and adaptive transparency mode, while the integrated 12-bit ADC monitors battery voltage and charging current. Its 49-ball WLCSP at 2.93 x 3.13 mm fits inside an earbud mainboard next to the audio SoC, reducing overall BOM area.
Được đề xuất
Battery-Operated Data Logger
Portable data loggers for cold-chain, agricultural, or environmental monitoring rely on the ATSAMG53G19A-UUT's low active current and SleepWalking peripherals to wake only when sensors cross thresholds. The 512 KB Flash stores months of compressed measurement history, and the 12-bit ADC plus SERCOM channels interface to multiple I2C temperature/humidity sensors. The 1.62-3.6 V supply accepts 2x AA alkaline cells directly, while deep-sleep current in the single-digit microamp range extends unattended deployments beyond a year.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho ATSAMG53G19A-UUT — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | ATSAMG53J19A-UUT | ATSAMG53J19B-UUT | ATSAMG53J19C-UUT | ATSAMG53J19D-UUT |
|---|---|---|---|---|---|
| Package | 49-ball WLCSP | 49-ball WLCSP - same | 49-ball WLCSP - same | 49-ball WLCSP - same | 49-ball WLCSP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F |
| Maximum Clock | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz |
| Supply Voltage | 1.62 V to 3.6 V | 1.62 V to 3.6 V | 1.62 V to 3.6 V | 1.62 V to 3.6 V | 1.62 V to 3.6 V |
| Operating Temperature | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C |
Bảo phân biệt quan trọng
- Smallest-footprint SAM G53 in 49-ball WLCSP (vsATSAMD51J19A-MU)
- Lower active current via SleepWalking peripherals (vsATSAME70Q21B-CN)
- Integrated USB 2.0 Full-Speed with on-chip transceiver (vsATSAMG53J19A-UUT (same-family))
Ghi chú thiết kế
The 49-ball WLCSP requires precise PCB land pattern design per Microchip's WLCSP application note. Use non-solder-mask-defined (NSMD) pads with a 0.27 mm ball pitch and 0.30 mm pad diameter to ensure reliable reflow. Place a 100 nF X7R 0402 decoupling capacitor adjacent to every VDDIO/VDDCORE ball, plus one bulk 4.7 uF near the package. Keep the high-speed USB 90-ohm differential pair matched within 150 mil length mismatch to preserve USB Full-Speed signal integrity.
Power the ATSAMG53G19A-UUT from a clean 1.62-3.6 V rail; place a ferrite bead or pi-filter between the battery and the MCU VDDIO pin if a switching regulator shares the rail. Configure unused GPIO balls as inputs with internal pull-up enabled to minimize leakage. Use SleepWalking mode and the on-chip RTC to schedule periodic wakeups instead of leaving peripherals clocked; deep-sleep current typically falls below 5 uA in properly configured designs.
Avoid routing analog ADC inputs next to high-speed USB or SERCOM signals to prevent crosstalk. Program Flash via SWD using a J-Link, MPLAB ICD 4, or Atmel-ICE rather than parallel programming to reduce fixture cost. Do not exceed 3.6 V on any pin; the SAM G53 is not 5 V tolerant. Verify the BSP peripheral mapping in ASF/MPLAB Harmony before locking the pinout, since SERCOM multiplexing can shift function assignments across silicon revisions.
Thông tin tuân thủ
RoHS and REACH compliance per Microchip product page. Not AEC-Q100 qualified - SAM G53 family is targeted at industrial and consumer applications, not automotive.
