ATSAMD21E16B-UUTB4 vs ATSAMD21E16B-UUT 对比
详细并排对比 ATSAMD21E16B-UUTB4 出自 Microchip Technology 和 ATSAMD21E16B-UUT 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
ATSAMD21E16B-UUTB4 - 48MHz Cortex-M0+ MCU, 64KB Flash | WLCSP-32
ATSAMD21E16B-UUTB4 ✓ 量产中Microchip Technology
ATSAMD21E16B-UUT - 32-bit ARM Cortex-M0+ MCU, 64KB Flash, 35-WLCSP | Microchip
ATSAMD21E16B-UUT ✓ 量产中规格对比
| 参数 | ATSAMD21E16B-UUTB4 | ATSAMD21E16B-UUT |
|---|---|---|
| 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） | $2.28 | $1.32 |
| Core Processor | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ |
| 最大时钟频率 | 48 MHz | — |
| Program Memory (Flash) | 64 KB | 64 KB (64K x 8) |
| SRAM | 8 KB | 8 KB |
| 电源电压 | 1.62 V to 3.63 V | — |
| 工作温度 | -40 C to +85 C | -40C to +85C (industrial) |
| 封装 | 32-ball WLCSP | 35-WLCSP (2.82 x 2.53 mm) |
| 安装类型 | Surface Mount | Surface Mount (WLCSP, BGA-style balls) |
| ADC | 12-bit, up to 20 channels, 350 ksps | 12-bit, up to 14 channels, 350 ksps |
| DAC | 2x 12-bit | 10-bit, 1 channel, 350 ksps |
| SERCOM Modules | 6 (configurable as I2C/SPI/UART/USART) | — |
| USB | USB 2.0 Full-Speed Device/Host with on-chip transceiver | Full-Speed Device/Host/Embedded, integrated PHY |
| Timers/Counters | TCC (6 PWM), TC (3x 16-bit), RTC | — |
| External Interrupts | 16 lines + 1 NMI | — |
| Debug Interface | Serial Wire Debug (SWD) | — |
| MSL 等级 | MSL1 (per WLCSP handling) | [DATA_NEEDED: MSL level] |
| RoHS 状态 | Compliant | Compliant (Green) |
| Core Size | — | 32-bit single-core |
| Maximum CPU Frequency | — | 48 MHz |
| CoreMark per MHz | — | 2.46 CoreMark/MHz |
| Operating Voltage Range | — | 1.62 V to 3.63 V |
| Typical Operating Voltage | — | 3.3 V |
| Connectivity | — | I2C, LINbus, SPI, UART/USART, USB 2.0 Full-Speed |
| SERCOM Channels | — | 6 (each reconfigurable as I2C/SPI/UART) |
| Timer/Counters | — | Six 16-bit TC channels, three 24-bit TCC |
| RTC | — | 32-bit RTC with backup domain |