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Microchip Technology ATSAMD20J18A-CNT Microcontroller, Microprocessor, FPGA Modules

IC MCU 32BIT 256KB FLASH 64UFBGA

1,812 ActiveMicrochip TechnologySAM D20J64-UFBGARoHS
ATSAMD20J18A-CNT 64-UFBGA package illustration

Same model may have multiple batches, images only for reference.

ATSAMD20J18A-CNT
Part Number (MPN)
ATSAMD20J18A-CNT
Series
Detailed Description
IC MCU 32BIT 256KB FLASH 64UFBGA
Package
64-UFBGA
Key Features
Package / Case: 64-UFBGA; Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
PDF ATSAMD20J18A-CNT Datasheet
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Technical Specifications

Microchip Technology ATSAMD20J18A-CNT Microcontroller, Microprocessor, FPGA Modules technical specifications.

General

Interface
I2C, SPI, UART, USART
Memory Size
256 kB
RAM Size
32K x 8
Data Bus Width
32 b
RoHS
Yes
Number of Pins
64
Package / Case
64-UFBGA
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 105°C (TA)
Supply Voltage
1.62V ~ 3.6V

Alternate Parts Comparison (ATSAMD20J18A-CNT vs ATSAMD20J14A-MN vs ATSAMD20J18A-AUT vs ATSAMD20J18A-MUT)

Side-by-side technical parameter comparison of related primary models in this product family.

This PartAlternate PartsAlternate PartsAlternate Parts
Package / Case64-UFBGA64-VFQFN Exposed Pad64-LQFP64-VFQFN Exposed Pad
Operating Temperature-40°C ~ 105°C (TA)-40°C ~ 105°C (TA)-40°C ~ 85°C (TA)-40°C ~ 85°C (TA)
Supply Voltage1.62V ~ 3.6V1.62V ~ 3.6V1.62V ~ 3.6V1.62V ~ 3.6V
Number of Pins64646464
Core ProcessorARM® Cortex®-M0+ARM® Cortex®-M0+ARM® Cortex®-M0+ARM® Cortex®-M0+
Core Size32-Bit Single-Core32-Bit Single-Core32-Bit Single-Core32-Bit Single-Core
RAM Size32K x 82K x 832K x 832K x 8
RoHSYesYesYesYes
Lifecycle StatusActiveActiveActiveActive
ConnectivityI²C, SPI, UART/USARTI²C, SPI, UART/USARTI²C, SPI, UART/USARTI²C, SPI, UART/USART
CPU TypeCortex-M0+Cortex-M0+Cortex-M0+Cortex-M0+
Crypto EngineNoNoNoNo
Action

Cross Reference

Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .

Suggested replacements

More Parts in Microcontrollers

Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.