ATSAME70Q21A-CNT vs ATSAME70N19B-CNT 对比
详细并排对比 ATSAME70Q21A-CNT 出自 Microchip Technology 和 ATSAME70N19B-CNT 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
ATSAME70Q21A-CNT - 300MHz Cortex-M7 MCU, 2MB Flash, 144-LFBGA | Microchip
ATSAME70Q21A-CNT ✓ 量产中Microchip Technology
ATSAME70N19B-CNT - Cortex-M7 MCU 300MHz 512KB Flash 100-TFBGA
ATSAME70N19B-CNT ✓ 量产中规格对比
| 参数 | ATSAME70Q21A-CNT | ATSAME70N19B-CNT |
|---|---|---|
| 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） | $8.20 | $9.20 |
| Core Architecture | ARM Cortex-M7 with FPU (single + double precision) | ARM Cortex-M7 with FPU |
| Maximum CPU Clock | 300 MHz | 300 MHz |
| Flash Memory | 2048 KB (2 MB) | — |
| SRAM | 384 KB multi-port SRAM | 256 KB |
| Cache | 16 KB I-cache + 16 KB D-cache | — |
| 封装 | 144-ball LFBGA, 10x10 mm | 100-TFBGA (9x9 mm) |
| Supply Voltage (VDDIO) | 1.8 V typical (range 1.62 V to 3.6 V per data) | [DATA_NEEDED: VDDIO range] |
| 工作温度 | -40C to +105C (industrial) | — |
| External Bus Interface | EBI up to 80 MHz, supports SDRAM/NOR/NAND/SRAM | — |
| USB | USB 2.0 High-Speed device/host/OTG | — |
| Ethernet | 10/100 Mbps MAC (MII/RMII interface) | — |
| CAN | 2x CAN-FD controllers | — |
| Audio DAC | 16-bit, 2-channel on-chip audio DAC | — |
| ADC | 12-bit SAR ADC (up to 24 channels) | — |
| AFEC | 24-bit Sigma-Delta (up to 8 channels) | — |
| Timers | Multiple TC, PWM, and 32-bit SysTick | — |
| Crypto / TRNG | Hardware AES and True Random Number Generator | — |
| RoHS 状态 | Compliant | Compliant |
| MSL 等级 | 3 (per JEDEC J-STD-020) | 3 (per BGA) |
| 安装类型 | Surface Mount (BGA) | Surface Mount |
| Program Memory (Flash) | — | 512 KB (512K x 8) |
| 数据总线宽度 | — | 32-bit |
| Core Count | — | Single-core |
| 工作温度范围 | — | [DATA_NEEDED: operating temperature range] |
| Supply Voltage (VDDCORE) | — | [DATA_NEEDED: VDDCORE] |
| Number of I/O Pins | — | [DATA_NEEDED: GPIO count] |
| Communication Interfaces | — | USART, SPI, TWI (I2C), HS USB with on-chip PHY, Ethernet MAC (per family) |
| Series | — | SAM E70 |