ATSAME70Q21B-CFN vs ATSAME70N19B-AN 对比
详细并排对比 ATSAME70Q21B-CFN 出自 Microchip Technology 和 ATSAME70N19B-AN 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
ATSAME70Q21B-CFN - ARM Cortex-M7 MCU 300MHz 2MB Flash 144-UFBGA | Microchip
ATSAME70Q21B-CFN ✓ 量产中Microchip Technology
ATSAME70N19B-AN - 300MHz ARM Cortex-M7 MCU 512KB Flash | Microchip
ATSAME70N19B-AN ✓ 量产中规格对比
| 参数 | ATSAME70Q21B-CFN | ATSAME70N19B-AN |
|---|---|---|
| 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） | $19.95 | $11.04 |
| Core | ARM Cortex-M7 with FPU (single + double precision) | — |
| Maximum Core Clock | 300 MHz | — |
| Flash Memory | 2 MB (dual-bank) | — |
| SRAM | 384 KB | 256 KB |
| 封装 | 144-UFBGA (6x6 mm) | 100-LQFP (14x14 mm) |
| 电源电压 | 3.3 V (single supply) [DATA_NEEDED: min/max range] | — |
| 工作温度 | [DATA_NEEDED: industrial/automotive grade] | -40 C to +105 C |
| USB | USB 2.0 High-Speed with on-chip PHY (Device/Host/OTG) | HS USB Host/Device with on-chip PHY |
| CAN | 2x CAN-FD | 2x CAN-FD controllers |
| Ethernet | 10/100 MAC with 1588 PTP hardware assist | 10/100 Mbps MAC with 1588 PTP |
| ADC | 12-bit, up to 2 Msps, up to 24 channels [DATA_NEEDED: exact channel count] | 12-bit AFEC, up to 24 channels |
| Crypto Accelerator | AES, TRNG, SHA | — |
| External Bus Interface | 16-bit HSIF (up to 133 MHz) for SRAM/FPGA | 16-bit EBI |
| DMA | 16-channel Peripheral DMA + Event System | — |
| DSP Extensions | Single-precision MAC, SIMD instructions | — |
| RoHS 状态 | Compliant [DATA_NEEDED: source authority] | Compliant |
| Core Architecture | — | ARM Cortex-M7 with FPU |
| 最大时钟频率 | — | 300 MHz |
| Program Memory (Flash) | — | 512 KB (512K x 8) |
| Instruction Cache | — | 16 KB |
| Supply Voltage (VDDIO/VDD) | — | 3.0 V to 3.6 V |
| 安装类型 | — | Surface Mount |
| DAC | — | 12-bit, 2 channels |
| Image Sensor Interface (ISI) | — | Yes (up to 12-bit parallel camera input) |
| TFT LCD Controller | — | Yes, up to XGA resolution |
| MSL 等级 | — | 3 (168 hours) |
| Lead-Free | — | Yes |