ATSAMDA1G14B-MBT vs ATSAMD21E15B-AFT 对比
详细并排对比 ATSAMDA1G14B-MBT 出自 Microchip Technology 和 ATSAMD21E15B-AFT 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
ATSAMDA1G14B-MBT - SAM DA1 Cortex-M0+ MCU, 48MHz, 16KB Flash | Microchip
ATSAMDA1G14B-MBT ✓ 量产中Microchip Technology
ATSAMD21E15B-AFT - 48MHz Cortex-M0+ MCU, 32KB Flash | Microchip
ATSAMD21E15B-AFT ✓ 量产中规格对比
| 参数 | ATSAMDA1G14B-MBT | ATSAMD21E15B-AFT |
|---|---|---|
| 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） | $1.78 | $1.96 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ |
| Family | SAM DA1 | — |
| Maximum CPU Frequency | 48 MHz (45 DMIPS) | — |
| Program Flash | 16 KB (16K x 8) | — |
| SRAM | 4 KB | — |
| RWW Flash | 512 Bytes (Read-While-Write) | — |
| 电源电压 | 1.62 V to 3.63 V (operating range per SAM DA1 family) | — |
| 工作温度 | -40 C to +85 C (industrial grade, MBT suffix) | — |
| 封装 | 48-pin QFN (7x7 mm) with exposed thermal pad | 32-pin TQFP (7x7 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| SERCOM Modules | 6 (each configurable as USART, I2C, or SPI) | — |
| ADC | 12-bit SAR, up to 16 channels (family spec) | 12-bit, up to 14 channels |
| Timer/Counters | 3 x 16-bit TC, plus TCC for PWM (family spec) | TC: 3 x 16-bit, TCC: 2 x 16-bit |
| I/O Pins (approx.) | 38 GPIO | — |
| RoHS 状态 | Compliant | Compliant |
| Core Bit Width | — | 32-bit |
| 最大时钟频率 | — | 48 MHz |
| Program Memory (Flash) | — | 32 KB (32K x 8) |
| Data Memory (SRAM) | — | 4 KB |
| Operating Voltage Range | — | 1.62 V to 3.63 V |
| I/O Pins | — | 26 (max) |
| DAC | — | 10-bit, 1 channel |
| Communication Interfaces | — | 6 x SERCOM (UART/SPI/I2C), USB 2.0 Full-Speed Device, I2S |
| Functional Safety | — | IEC 60730 Class B (FuSa variant) |
| 工作温度范围 | — | -40 C to +125 C |
| MSL 等级 | — | MSL3 (per JEDEC J-STD-020) |