Microchip Technology ATSAMC21J16A-AUT Microcontrollers
IC MCU 32BIT 64KB FLASH 64TQFP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
ATSAMC21J16A-AUT
Base Model
Detailed Description
IC MCU 32BIT 64KB FLASH 64TQFP
Package
64-TQFP
Lifecycle Status
Active
Datasheet
ATSAMC21J16A-AUT Datasheet
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Technical Specifications
Microchip Technology ATSAMC21J16A-AUT Microcontrollers technical specifications.
General
RAM Size
8K x 8
RoHS
Yes
Number of Pins
64
Package / Case
64-TQFP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
2.7V ~ 5.5V
Lifecycle Status
Active
Peripherals
Brown-out Detect/Reset, DMA, POR, WDT
Number of I/O
52
Related Parts Comparison (ATSAMC21J16A-AUT vs ATSAMC21J17A-AUT vs ATSAMC21J18A-AUT vs ATSAMC21J17A-MNT)
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 | |
|---|---|---|---|---|
| Package / Case | 64-TQFP | 64-TQFP | 64-TQFP | 64-VFQFN Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 105°C (TA) |
| Supply Voltage | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V |
| Number of Pins | 64 | 64 | 64 | 64 |
| Core Processor | ARM® Cortex®-M0+ | ARM® Cortex®-M0+ | ARM® Cortex®-M0+ | ARM® Cortex®-M0+ |
| Core Size | 32-Bit Single-Core | 32-Bit Single-Core | 32-Bit Single-Core | 32-Bit Single-Core |
| RAM Size | 8K x 8 | 16K x 8 | 32K x 8 | 16K x 8 |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Active | Active |
| Connectivity | CANbus, I²C, LINbus, SPI, UART/USART | CANbus, I²C, LINbus, SPI, UART/USART | CANbus, I²C, LINbus, SPI, UART/USART | CANbus, I²C, LINbus, SPI, UART/USART |
| CPU Type | Cortex-M0+ | Cortex-M0+ | Cortex-M0+ | Cortex-M0+ |
| 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 .
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