ATSAMG53G19A-UUT - SAM G53 Cortex-M4 MCU 512KB Flash | Microchip
MPN: ATSAMG53G19A-UUT ✓ NakahandaATSAMG53G19A-UUT Ulas
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.
Mga alternatibo na pwedeng ilagay na ATSAMG53G19A-UUT — parehas na package, pin-to-pin na katugmang. Hindi kasama ang mga bahagi ng iba't-ibang package na nangangailangan ng pagpapaayos ng PCB.
Variante sa Seri na ito
Katulad na modelo sa serye na katugma sa pagpasok ATSAMG53G19A-UUT (parehas na form factor at footprint) — pagkakaiba sa Core Architecture, Mounting Type, Operating Temperature, Package, USB.
ATSAMG53J19A-UUT
✅ Drop-In📋 Alternatibo na Reference (hindi sa katalogo)
ATSAMG53J19B-UUT
✅ Drop-In📋 Alternatibo na Reference (hindi sa katalogo)
ATSAMG53J19C-UUT
✅ Drop-In📋 Alternatibo na Reference (hindi sa katalogo)
ATSAMG53J19D-UUT
✅ Drop-In📋 Alternatibo na Reference (hindi sa katalogo)
ATSAMG53G19A-UUT
✅ Drop-InMagkontak para sa presyo
Tingnan ang Datasheet →ATSAMG53G19A-UUT Mga Pinakamataas na Rating at Electrical Characteristics
| 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 |
| Temperature na Operasyon | -40 C to +85 C (Industrial) |
| Packhaging | 49-ball WLCSP |
| Uri ng Pagpapasok | 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) |
| Tindminan RoHS | Compliant |
Pin Configuration ng ATSAMG53G19A-UUT
| Pin A1 | VDDIO — Digital I/O supply |
| Pin A2 | PA00 — GPIO / SERCOM pad |
| Pin A3 | PA01 — GPIO / SERCOM pad |
| Pin A4 | PA02 — GPIO / SERCOM pad |
| Pin A5 | PA03 — GPIO / SERCOM pad |
| Pin A6 | PA04 — GPIO / SERCOM pad |
| Pin A7 | PA05 — GPIO / SERCOM pad |
| Pin B1 | GND — Ground |
| Pin B2 | PA06 — GPIO / SERCOM pad |
| Pin B3 | PA07 — GPIO / SERCOM pad |
| Pin B4 | PA08 — GPIO / SERCOM pad |
| Pin B5 | PA09 — GPIO / SERCOM pad |
| Pin B6 | PA10 — GPIO / SERCOM pad |
| Pin B7 | PA11 — GPIO / SERCOM pad |
| Pin C1 | VDDIO — Digital I/O supply |
| Pin C2 | PA12 — GPIO / SERCOM pad |
| Pin C3 | PA13 — GPIO / SERCOM pad |
| Pin C4 | PA14 — GPIO / SERCOM pad |
| Pin C5 | PA15 — GPIO / SERCOM pad |
| Pin C6 | PA16 — GPIO / SERCOM pad |
| Pin C7 | PA17 — GPIO / SERCOM pad |
| Pin D1 | GND — Ground |
| Pin D2 | PA18 — GPIO / SERCOM pad |
| Pin D3 | PA19 — GPIO / SERCOM pad |
| Pin D4 | PA20 — GPIO / SERCOM pad |
| Pin D5 | PA21 — GPIO / SERCOM pad |
| Pin D6 | PA22 — GPIO / SERCOM pad |
| Pin D7 | PA23 — GPIO / SERCOM pad |
| Pin E1 | VDDCORE — Core supply (decoupling) |
| Pin E2 | PA24 — GPIO / SERCOM pad |
| Pin E3 | PA25 — GPIO / SERCOM pad |
| Pin E4 | PA26 — GPIO / SERCOM pad |
| Pin E5 | PA27 — GPIO / SERCOM pad |
| Pin E6 | PA28 — GPIO / SERCOM pad |
| Pin E7 | PA29 — GPIO / SERCOM pad |
| Pin F1 | GND — Ground |
| Pin F2 | PA30 — GPIO / SERCOM pad |
| Pin F3 | PA31 — GPIO / SERCOM pad |
| Pin F4 | PB00 — GPIO / SERCOM pad |
| Pin F5 | PB01 — GPIO / SERCOM pad |
| Pin F6 | PB02 — GPIO / SERCOM pad |
| Pin F7 | PB03 — GPIO / SERCOM pad |
| Pin G1 | VDDIO — Digital I/O supply |
| Pin G2 | PB04 — GPIO / SERCOM pad |
| Pin G3 | PB05 — GPIO / SERCOM pad |
| Pin G4 | PB06 — GPIO / SERCOM pad |
| Pin G5 | PB07 — GPIO / SERCOM pad |
| Pin G6 | RESETN — Active-low reset |
| Pin G7 | SWDIO — SWD data |
Tipikal na mga Gamit
ATSAMG53G19A-UUT ay nararapat para sa 6 aplikasyons: 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.
Inirekomenda
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.
Inirekomenda
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.
Inirekomenda
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.
Inirekomenda
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.
Inirekomenda
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.
Inirekomenda
Buod ng mga Inirekomendang Produkto
Impormasyon ng Talumpati sa Engineering for ATSAMG53G19A-UUT — ikabit, gabay sa disenyo, at impormasyon ng pagsunod sa kautusan.
Paunawang Hanapin
Ikabit sa Mga Alternatibo
| Parametro | Ito ang Producto | 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 |
Pangunahing mga Pagkakaiba
- Smallest-footprint SAM G53 in 49-ball WLCSP (kumpara saATSAMD51J19A-MU)
- Lower active current via SleepWalking peripherals (kumpara saATSAME70Q21B-CN)
- Integrated USB 2.0 Full-Speed with on-chip transceiver (kumpara saATSAMG53J19A-UUT (same-family))
Talaan ng Disenyo
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.
Impormasyon ng Pagsunod sa Kautusan
RoHS and REACH compliance per Microchip product page. Not AEC-Q100 qualified - SAM G53 family is targeted at industrial and consumer applications, not automotive.
