ATSAME51J19A-AU vs ATSAME51J20A-AU 对比
详细并排对比 ATSAME51J19A-AU 出自 Microchip Technology 和 ATSAME51J20A-AU 出自 Microchip Technology。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Microchip Technology
ATSAME51J19A-AU - ARM Cortex-M4F 120MHz 512KB MCU | Microchip
ATSAME51J19A-AU ✓ 量产中Microchip Technology
ATSAME51J20A-AU - Cortex-M4F MCU 120MHz 1MB Flash | Microchip
ATSAME51J20A-AU ✓ 量产中规格对比
| 参数 | ATSAME51J19A-AU | ATSAME51J20A-AU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $3.42 | $6.45 |
| Core Architecture | ARM Cortex-M4F with FPU | ARM Cortex-M4F with single-precision FPU |
| Maximum CPU Frequency | 120 MHz | — |
| Program Flash | 512 KB (dual-panel, 512K x 8) | — |
| SRAM | [DATA_NEEDED: SRAM size in KB] | 256 KB |
| Operating Voltage | 1.71 V to 3.63 V | — |
| 封装 | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) |
| 工作温度 | -40 C to +85 C (industrial, AU) | — |
| High-Speed USB | USB 2.0 Full-Speed Device/Host | — |
| CAN | CAN 2.0B and CAN-FD | CAN-FD controllers |
| SERCOM Channels | Up to 6 (configurable UART/SPI/I2C) | — |
| ADC | 12-bit SAR, up to 1 Msps | 16-bit sigma-delta and 12-bit SAR ADC |
| DAC | 10-bit, 1 Msps | — |
| Crypto Accelerator | AES 256-bit / SHA-256 hardware accelerator | — |
| DMA Channels | 24 | — |
| User Row (EEPROM emulation) | [DATA_NEEDED: row size in KB] | — |
| 引脚数量 | 64 | 64 |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant |
| MSL 等级 | 3 | [DATA_NEEDED: MSL rating] |
| Bootloader | On-chip bootloader via UART/USB | — |
| Maximum Core Frequency | — | 120 MHz |
| Flash Memory | — | 1 MB (dual-panel with ECC) |
| Operating Voltage Range | — | 1.71 V to 3.63 V |
| 工作温度范围 | — | -40 C to +85 C |
| USB | — | USB 2.0 Full-Speed with on-chip transceiver |
| SERCOM Modules | — | Configurable as UART / SPI / I2C |
| Hardware Crypto Accelerator | — | AES, TRNG |
| Lead-Free | — | Yes |