ATSAME51N19A-AF vs ATSAME51J18A-AF 对比
详细并排对比 ATSAME51N19A-AF 出自 Microchip Technology 和 ATSAME51J18A-AF 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-AF - 120MHz Cortex-M4F MCU 512KB Flash TQFP-100
ATSAME51N19A-AF ✓ 量产中Microchip Technology
ATSAME51J18A-AF - 120MHz Cortex-M4F MCU, 256KB Flash | Microchip
ATSAME51J18A-AF ✓ 量产中规格对比
| 参数 | ATSAME51N19A-AF | ATSAME51J18A-AF |
|---|---|---|
| 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） | $5.55 | $3.85 |
| Manufacturer | Microchip Technology | — |
| Series | SAM E51 | — |
| Core | ARM Cortex-M4F (32-bit, FPU + DSP) | ARM Cortex-M4F with FPU and DSP |
| Maximum CPU Clock | 120 MHz | 120 MHz |
| Flash Memory | 512 KB (Dual Panel) | — |
| SRAM | 192 KB | 128 KB |
| Operating Voltage (VDD) | 2.7 V to 5.5 V | — |
| 工作温度 | -40 C to +125 C (Extended Industrial) | -40 C to +125 C (extended industrial) |
| 封装 | 100-pin TQFP (14x14 mm) | 64-pin TQFP (10x10 mm) |
| 安装类型 | Surface Mount | Surface Mount (TQFP) |
| USB | USB 2.0 Full-Speed with embedded PHY | USB 2.0 Full-Speed device/host with on-chip PHY |
| CAN | CAN-FD | CAN 2.0B and CAN-FD controller |
| SERCOM / Comms | Up to 6 SERCOM (USART/SPI/I2C/LIN configurable) | — |
| ADC | 12-bit, up to 1 MSPS, up to 32 channels | 12-bit, up to 1 Msps, up to 16 channels |
| DAC | 2 x 12-bit | — |
| Touch Peripheral (PTC) | Yes (capacitive touch) | — |
| FPU | Single-precision IEEE 754 | — |
| RoHS 状态 | Compliant | Compliant |
| MSL 等级 | [DATA_NEEDED: MSL level] | 3 (168 hours) |
| 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 |