ATSAMD21E16B-AF vs ATSAMD21E16L-AF 对比
详细并排对比 ATSAMD21E16B-AF 出自 Microchip Technology 和 ATSAMD21E16L-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
ATSAMD21E16L-AF - ARM Cortex-M0+ 48MHz 64KB MCU | Microchip
ATSAMD21E16L-AF ✓ 量产中规格对比
| 参数 | ATSAMD21E16B-AF | ATSAMD21E16L-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） | $2.19 | $1.85 |
| Core Processor | ARM Cortex-M0+ | — |
| Core Size | 32-Bit, Single-Core | — |
| Maximum CPU Frequency | 48 MHz | 48 MHz |
| Program Flash Memory | 64 KB (64K x 8) | — |
| SRAM | 8 KB | — |
| Operating Voltage Range | 1.62 V to 3.63 V | 1.62 V to 3.63 V |
| 封装 | 32-pin TQFP (7x7 mm) | 32-pin TQFP (7x7 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| Temperature Grade (AF suffix) | Industrial, -40°C to +125°C | — |
| Connectivity | I²C, LINbus, SPI, UART/USART, USB | — |
| USB Module | USB 2.0 Full-Speed Host + Device, on-chip transceiver | — |
| Peripherals | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT | — |
| Number of I/O Pins | 26 (typical for SAM D21E 32-pin) | — |
| ADC | 12-bit, up to 20 channels, 350 ksps | 12-bit, up to 10 channels, 350 ksps |
| DAC | 10-bit, 350 ksps | 10-bit, 1 channel |
| Number of Timers | Six 16-bit TC, RTC, 24-bit SysTick | — |
| RoHS 状态 | Compliant (Pb-free) | Compliant |
| MSL 等级 | MSL3 (per JEDEC J-STD-020) | 3 (168 hours) |
| Programming/Debug Interface | SWD (2-wire) | — |
| CoreMark/MHz | 2.46 | — |
| Product Type | — | 32-bit ARM Microcontroller (MCU) |
| Core | — | ARM Cortex-M0+ |
| Family | — | SAM D21E (Enhanced with FuSa) |
| Program Memory (Flash) | — | 64 KB |
| Data Memory (SRAM) | — | 8 KB |
| 工作温度范围 | — | -40 C to +125 C (industrial/automotive grade) |
| Timer/Counters | — | Four 16-bit TC, one 32-bit TC, one RTC |
| Communication Interfaces | — | Up to 6 SERCOM (UART/SPI/I2C), USB 2.0 Full-Speed Device/Host, I2S |
| DMA Channels | — | 12 channels |
| Event System Channels | — | 12 channels |