Microchip Technology ATSAMD51N19A-AF Microcontrollers
IC MCU 32BIT 512KB FLASH 100TQFP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
ATSAMD51N19A-AF
Base Model
Detailed Description
IC MCU 32BIT 512KB FLASH 100TQFP
Package
100-TQFP
Lifecycle Status
Active
Datasheet
ATSAMD51N19A-AF Datasheet
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Technical Specifications
Microchip Technology ATSAMD51N19A-AF Microcontrollers technical specifications.
General
Series
ATSAMD51
RAM Size
192K x 8
Data Bus Width
32 bit
Maximum Clock Frequency
120 MHz
RoHS
Yes
Package / Case
100-TQFP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TA)
Supply Voltage
1.71V ~ 3.63V
Lifecycle Status
Active
Related Parts Comparison (ATSAMD51N19A-AF vs ATSAMD51N19A vs ATSAMD51N19A-AU-EFP vs ATSAMD51N20A-AUT-EFP)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Lifecycle Status | Active | In Production | Active | Active |
| Package / Case | 100-TQFP | -- | 100-TQFP | 100-TQFP |
| Operating Temperature | -40°C ~ 125°C (TA) | -- | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 1.71V ~ 3.63V | -- | 1.71V ~ 3.63V | 1.71V ~ 3.63V |
| Core Processor | ARM® Cortex®-M4F | -- | ARM® Cortex®-M4F | ARM® Cortex®-M4F |
| Core Size | 32-Bit Single-Core | -- | 32-Bit Single-Core | 32-Bit Single-Core |
| RAM Size | 192K x 8 | -- | 192K x 8 | 256K x 8 |
| RoHS | Yes | -- | Yes | Yes |
| Connectivity | EBI/EMI, I²C, IrDA, LINbus, MMC/SD, QSPI, SPI, UART/USART, USB | -- | EBI/EMI, I²C, IrDA, LINbus, MMC/SD, QSPI, SPI, UART/USART, USB | EBI/EMI, I²C, IrDA, LINbus, MMC/SD, QSPI, SPI, UART/USART, USB |
| Data Converters | A/D 28x12b; D/A 2x12b | -- | A/D 28x12b; D/A 2x12b | A/D 28x12b; D/A 2x12b |
| Number of I/O | 81 | -- | 81 | 81 |
| Oscillator Type | Internal | -- | Internal | Internal |
| 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
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IC MCU 32BIT 512KB FLASH 100LQFP
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IC MCU 32BIT 512KB FLASH 100LQFP
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