ATSAMD51J19A-MF vs ATSAMD21J18A-MF Comparison
Detailed side-by-side comparison of ATSAMD51J19A-MF by Microchip Technology and ATSAMD21J18A-MF by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATSAMD51J19A-MF - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip
ATSAMD51J19A-MF β ActiveMicrochip Technology
ATSAMD21J18A-MF - 48MHz Cortex-M0+ MCU 256KB Flash | Microchip
ATSAMD21J18A-MF β ActiveSpecification Comparison
| Parameter | ATSAMD51J19A-MF | ATSAMD21J18A-MF |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.40 | $3.60 |
| Core | ARM Cortex-M4F with FPU | ARM Cortex-M0+ (32-bit) |
| Maximum Clock Speed | 120 MHz | β |
| Program Memory (Flash) | 512 KB | β |
| SRAM | 192 KB | 32 KB |
| Operating Voltage Range | 1.71 V to 3.6 V | β |
| ADC | 12-bit, 1 MSPS | 12-bit, up to 20 channels, 350 kSPS |
| DAC | 2x 12-bit, 1 MSPS | 10-bit, 350 kSPS |
| USB | Full-Speed USB 2.0 with on-chip PHY | USB 2.0 Full-Speed Device/Host |
| GPIO Count | Up to 51 | β |
| Package | 64-QFN (9x9 mm) with exposed pad | 64-pin QFN (9x9 mm) |
| Operating Temperature | -40C to +125C (extended) | -40C to +125C |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 (168 hours) | β |
| RoHS Status | Compliant | Compliant |
| Cryptographic Accelerator | AES, SHA, TRNG | β |
| Serial Peripherals (SERCOM) | Up to 8 (configurable I2C/SPI/UART) | β |
| Maximum CPU Frequency | β | 48 MHz |
| CoreMark/MHz | β | 2.46 |
| Program Flash | β | 256 KB |
| Supply Voltage | β | 1.62 V to 3.63 V |
| SERCOM | β | 6 (configurable UART/SPI/I2C) |
| GPIO | β | Up to 52 |