ATSAME51J18A-AF vs ATSAMD51J20A-AUT-EFP Comparison
Detailed side-by-side comparison of ATSAME51J18A-AF by Microchip Technology and ATSAMD51J20A-AUT-EFP 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
ATSAME51J18A-AF - 120MHz Cortex-M4F MCU, 256KB Flash | Microchip
ATSAME51J18A-AF β ActiveMicrochip Technology
ATSAMD51J20A-AUT-EFP - 120MHz Cortex-M4F 1MB Flash MCU | Microchip
ATSAMD51J20A-AUT-EFP β ActiveSpecification Comparison
| Parameter | ATSAME51J18A-AF | ATSAMD51J20A-AUT-EFP |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.85 | $7.80 |
| Core | ARM Cortex-M4F with FPU and DSP | ARM Cortex-M4F with FPU and DSP |
| Maximum CPU Clock | 120 MHz | 120 MHz |
| Program Memory (Flash) | 256 KB dual-panel Flash with ECC | β |
| SRAM | 128 KB | 256 KB (with ECC) |
| Supply Voltage (VDD) | 1.71 V to 3.6 V | β |
| Operating Temperature | -40 C to +125 C (extended industrial) | β |
| Package | 64-pin TQFP (10x10 mm) | 64-TQFP (10x10 mm) |
| GPIO Count | Up to 51 programmable I/O pins | β |
| ADC | 12-bit, up to 1 Msps, up to 16 channels | 12-bit |
| USB | USB 2.0 Full-Speed device/host with on-chip PHY | USB 2.0 Full-Speed with integrated PHY |
| CAN | CAN 2.0B and CAN-FD controller | β |
| SERCOM | Configurable UART / SPI / I2C interfaces | β |
| Timers/Counters | TC blocks for capture, compare, PWM, quadrature decode | β |
| Event System | 8-channel inter-peripheral event signalling | β |
| Mounting Type | Surface Mount (TQFP) | Surface Mount |
| MSL Level | 3 (168 hours) | β |
| RoHS Status | Compliant | Compliant |
| Flash Memory | β | 1 MB (dual-panel, with ECC) |
| Operating Voltage | β | 1.71 V to 3.6 V |
| Pin Count | β | 64 |
| Programmable I/O Pins | β | Up to 51 |
| DAC | β | Yes |
| I2S / Digital Audio | β | Yes |
| Operating Temperature Grade | β | Automotive (-40C to +85C) |
| Packaging | β | Tape & Reel |
| Suffix Code -EFP | β | Extended Flash Performance variant |