ATSAME51J19A-MU vs ATSAME51J20A-MU 对比
详细并排对比 ATSAME51J19A-MU 出自 Microchip Technology 和 ATSAME51J20A-MU 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-MU - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip
ATSAME51J19A-MU ✓ 量产中Microchip Technology
ATSAME51J20A-MU - 120MHz Cortex-M4F MCU, 1MB Flash, 64-VQFN | Microchip
ATSAME51J20A-MU ✓ 量产中规格对比
| 参数 | ATSAME51J19A-MU | ATSAME51J20A-MU |
|---|---|---|
| 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） | $4.65 | $7.65 |
| Core | ARM Cortex-M4F with FPU | ARM Cortex-M4F with single-precision FPU |
| Core Architecture | 32-bit RISC | — |
| 最大时钟频率 | 120 MHz | 120 MHz |
| Program Memory (Flash) | 512 KB | — |
| SRAM | 192 KB | 256 KB |
| 封装 | 64-VQFN (9x9 mm) with exposed pad | 64-VQFN (9x9 mm) with exposed pad |
| Operating Voltage Range | 1.71 V to 3.63 V | — |
| 工作温度范围 | -40 C to +85 C (industrial) | — |
| ADC | 12-bit, up to 1 MSPS | 16-channel, 12-bit, 1 Msps |
| DAC | 12-bit | 2 x 12-bit |
| USB | USB 2.0 Full-Speed device/host with on-chip PHY | USB 2.0 Full-Speed with embedded Host |
| CAN | CAN-FD | CAN-FD controller |
| SERCOM Channels | 8 (configurable UART/SPI/I2C) | — |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | — |
| MSL 等级 | [DATA_NEEDED: MSL level] | — |
| Series | SAM E51 | — |
| Number of I/O Pins | [DATA_NEEDED: I/O pin count] | — |
| CoreMark Efficiency | — | 2.14 CoreMark/MHz |
| Flash Memory | — | 1 MB (1M x 8) dual-panel with ECC |
| Crypto Accelerator | — | AES, SHA, TRNG |
| SERCOM | — | Configurable serial interfaces |
| EVENT System | — | 32 channels |
| Operating Voltage | — | 3.3 V |
| 工作温度 | — | -40 °C to +85 °C |