ATSAMD51J19A-AUT-EFP vs ATSAMD21J17A-AU Comparison
Detailed side-by-side comparison of ATSAMD51J19A-AUT-EFP by Microchip Technology and ATSAMD21J17A-AU 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-AUT-EFP - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip
ATSAMD51J19A-AUT-EFP ✓ ActiveMicrochip Technology
ATSAMD21J17A-AU - 48MHz Cortex-M0+ 128KB MCU 64-TQFP | Microchip
ATSAMD21J17A-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAMD51J19A-AUT-EFP | ATSAMD21J17A-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.45 | $2.62 |
| Core | ARM Cortex-M4F with single-precision FPU | ARM Cortex-M0+ (32-bit) |
| Maximum Clock Speed | 120 MHz | — |
| Flash Memory | 512 KB (dual-panel with ECC) | 128 KB |
| SRAM | 192 KB with ECC | 16 KB |
| Operating Voltage | 1.71 V to 3.6 V | — |
| Supply Voltage Min | 1.71 V | — |
| Supply Voltage Max | 3.6 V | — |
| Package | 64-TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) |
| Programmable I/O Pins | 51 | — |
| USB | USB 2.0 Full-Speed device/host with on-chip transceiver | USB 2.0 Full-Speed Device + Host/OTG |
| ADC | 12-bit ADC | 12-bit, up to 1 MSPS, 20 channels |
| Operating Temperature Grade | Automotive (-40C to +125C) | — |
| Flash Performance | Extended Flash Performance (EFP bin) | — |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant |
| Family | — | SAM D21J (Functional Safety / FuSa) |
| Max CPU Clock | — | 48 MHz |
| Supply Voltage (VDDIN) | — | 1.62 V to 3.6 V |
| GPIO | — | 52 |
| DAC | — | 10-bit, 1 channel |
| SERCOM | — | Up to 6 configurable (UART/SPI/I2C) |
| Timers/Counters | — | 5 (TC) + 3 (TCC) for PWM |
| Operating Temperature | — | -40C to +85C |