ATSAME51J18A-AU vs ATSAME51J18A-AF Comparison
Detailed side-by-side comparison of ATSAME51J18A-AU by Microchip Technology and ATSAME51J18A-AF 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-AU - 120MHz Cortex-M4F MCU, 256KB Flash, 64-TQFP | Microchip
ATSAME51J18A-AU ✓ ActiveMicrochip Technology
ATSAME51J18A-AF - 120MHz Cortex-M4F MCU, 256KB Flash | Microchip
ATSAME51J18A-AF ✓ ActiveSpecification Comparison
| Parameter | ATSAME51J18A-AU | ATSAME51J18A-AF |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.08 | $3.85 |
| Core | ARM Cortex-M4F (32-bit) | ARM Cortex-M4F with FPU and DSP |
| Maximum Clock Frequency | 120 MHz | — |
| FPU | Single-precision hardware | — |
| DSP Extensions | Yes (single-cycle MAC, SIMD) | — |
| Flash Memory | 256 KB (256K x 8) with ECC | — |
| SRAM | 128 KB | 128 KB |
| Cache (ECHS) | [DATA_NEEDED: cache size in KB] | — |
| Supply Voltage (VDDIN) | 1.71 V to 3.63 V | — |
| Core Voltage | 1.2 V (internal LDO) | — |
| Operating Temperature | -40C to +85C | -40 C to +125 C (extended industrial) |
| Package | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) |
| Mounting Type | Surface Mount | Surface Mount (TQFP) |
| ADC | 12-bit, up to 1 MSPS | 12-bit, up to 1 Msps, up to 16 channels |
| USB | USB 2.0 High-Speed PHY (on-chip) | USB 2.0 Full-Speed device/host with on-chip PHY |
| CAN | CAN-FD | CAN 2.0B and CAN-FD controller |
| Ethernet | 10/100 MAC (RMII/MII) | — |
| SERCOM Channels | 6 (configurable USART/SPI/I2C) | — |
| I/O Count | [DATA_NEEDED: GPIO count] | — |
| MSL Level | [DATA_NEEDED: MSL rating] | 3 (168 hours) |
| RoHS Status | Compliant | Compliant |
| Maximum CPU Clock | — | 120 MHz |
| Program Memory (Flash) | — | 256 KB dual-panel Flash with ECC |
| Supply Voltage (VDD) | — | 1.71 V to 3.6 V |
| GPIO Count | — | Up to 51 programmable I/O pins |
| SERCOM | — | Configurable UART / SPI / I2C interfaces |
| Timers/Counters | — | TC blocks for capture, compare, PWM, quadrature decode |
| Event System | — | 8-channel inter-peripheral event signalling |