ATSAME51N19A-AU-EFP vs ATSAME51N20A-AU-EFP 对比
详细并排对比 ATSAME51N19A-AU-EFP 出自 Microchip Technology 和 ATSAME51N20A-AU-EFP 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
ATSAME51N19A-AU-EFP - SAM E51 120MHz M4F MCU, 512KB | Microchip
ATSAME51N19A-AU-EFP ✓ 量产中Microchip Technology
ATSAME51N20A-AU-EFP - 120MHz Cortex-M4F MCU, 1MB Flash | Microchip
ATSAME51N20A-AU-EFP ✓ 量产中规格对比
| 参数 | ATSAME51N19A-AU-EFP | ATSAME51N20A-AU-EFP |
|---|---|---|
| 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） | $7.35 | $8.10 |
| Core | ARM Cortex-M4F with FPU | ARM Cortex-M4F (with FPU) |
| Core Count | 1 (Single-Core) | — |
| 最大时钟频率 | 120 MHz | — |
| Program Memory | 512 KB Flash (dual-panel) | — |
| RAM | 192 KB total SRAM (100 KB + QSPI/XIP cache areas) | — |
| Operating Voltage Range | 1.62 V to 3.63 V | — |
| 工作温度范围 | -40 C to +85 C (industrial) | — |
| 封装 | 100-pin TQFP (14x14 mm) | 100-pin TQFP (14x14 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| Instruction Flash Layout | Dual-Panel Flash with Live Update (EFP suffix variant) | — |
| Communication Interfaces | USB 2.0 FS, CAN-FD, I2C, SPI, UART, QSPI, I2S | SERCOM (UART/SPI/I2C), I2S, RS-485 |
| ADC | 12-bit, up to 16 channels | 12-bit, up to 1 Msps |
| DAC | 12-bit, 2 channels | 12-bit |
| Security | AES, SHA, TRNG (EFP variant) | — |
| MSL 等级 | MSL3 (per JEDEC J-STD-020, 168-hour floor life) | — |
| RoHS 状态 | Compliant | Compliant |
| Lifecycle | Active | — |
| Core Architecture | — | ARM 32-bit |
| Maximum CPU Clock | — | 120 MHz |
| Program Memory (Flash) | — | 1 MB (1M x 8) |
| SRAM | — | 256 KB |
| Flash Type | — | Dual-Panel Flash with ECC |
| Operating Voltage (VDDIO) | — | 3.3 V |
| 工作温度 | — | -40C to +85C |
| USB Interface | — | Full-Speed USB 2.0 with embedded PHY |
| CAN Interface | — | 2x CAN-FD controllers |
| Timers/PWM | — | 16-bit TCC (Timer/Counter for Control) |
| Debug Interface | — | SWD (Serial Wire Debug) |
| Series | — | SAM E51 / SAM E53 family |
| Suffix Designation | — | EFP = Extended Flash Performance silicon revision |