ATXMEGA256C3-MH vs ATXMEGA256A3BU-MH 对比
详细并排对比 ATXMEGA256C3-MH 出自 Microchip Technology 和 ATXMEGA256A3BU-MH 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
ATXMEGA256C3-MH - 256KB Flash 32MHz XMEGA C3 MCU | Microchip
ATXMEGA256C3-MH ✓ 量产中Microchip Technology
ATXMEGA256A3BU-MH - 256KB Flash 32MHz AVR XMEGA MCU | Microchip
ATXMEGA256A3BU-MH ✓ 量产中规格对比
| 参数 | ATXMEGA256C3-MH | ATXMEGA256A3BU-MH |
|---|---|---|
| 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） | $4.68 | $6.55 |
| Core | AVR (8/16-bit) | — |
| Series | AVR XMEGA C3 | — |
| CPU Speed | 32 MHz | — |
| Flash Memory | 256 KB (128K x 16), with 8 KB boot section | — |
| SRAM | 16 KB | 16 KB |
| EEPROM | 4 KB | 4 KB |
| 电源电压 | 1.6 V to 3.6 V | — |
| 工作温度 | -40 C to +85 C | -40 C to +85 C (industrial) |
| GPIO Pins | 50 | — |
| 封装 | 64-pin QFN (9x9 mm) with exposed pad | 64-pin QFN (9x9 mm), 0.5 mm pitch |
| 安装类型 | Surface Mount | Surface Mount |
| Communication Interfaces | USART, SPI, TWI (I2C), USB Device | — |
| Timers | 5 x 16-bit Timer/Counter with capture/compare/PWM | — |
| DMA Channels | 4 | 4 |
| Event System | 4 channels | — |
| ADC | 12-bit, up to 2 MSPS | Dual 12-bit, up to 2 Msps |
| DAC | 12-bit, up to 1 MSPS | 2 x 12-bit |
| Cryptography | AES/DES engine | — |
| RoHS 状态 | Compliant | — |
| Core Architecture | — | AVR XMEGA (8/16-bit RISC) |
| Family | — | AVR XMEGA A3BU |
| Program Memory (Flash) | — | 256 KB (128K x16) |
| Boot Code Section | — | 8 KB |
| Maximum CPU Speed | — | 32 MHz |
| Supply Voltage (VCC) | — | 2.7 V to 3.6 V |
| I/O Pins | — | 34 |
| Event System Channels | — | 8 |
| RTC | — | 32-bit RTC with Battery Backup (VBAT) |
| Crypto Engine | — | AES / DES |
| RoHS | — | Compliant |
| Programming/Debug | — | PDI (Programming and Debug Interface) |