ATSAM3A4CA-AU vs ATSAM3X8CA-AU 比較
詳細並排比較 ATSAM3A4CA-AU 由 Microchip Technology 與 ATSAM3X8CA-AU 由 Microchip Technology. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
Microchip Technology
ATSAM3A4CA-AU - 84MHz Cortex-M3 MCU 256KB Flash | Microchip
ATSAM3A4CA-AU ✓ 啟用中Microchip Technology
ATSAM3X8CA-AU - 84MHz Cortex-M3 MCU 512KB Flash | Microchip
ATSAM3X8CA-AU ✓ 啟用中規格比較
| 參數 | ATSAM3A4CA-AU | ATSAM3X8CA-AU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 類別 | Microcontrollers | Microcontrollers |
| 生命週期狀態 | 啟用中 | 啟用中 |
| Core Processor | ARM Cortex-M3 revision 2.0 | ARM Cortex-M3 revision 2.0 |
| Core Size | 32-bit | 32-bit |
| Maximum Clock Speed | 84 MHz | 84 MHz |
| Program Memory Size | 256 KB (2 x 128 KB banks) | — |
| Program Memory Type | FLASH | — |
| RAM Size | 64 KB (2 x 32 KB banks) | — |
| 供應電壓 | 1.62 V to 3.6 V | 1.62 V to 3.6 V |
| Data Converters | A/D 16x12-bit; D/A 2x12-bit | — |
| Connectivity | CAN, I2C, IrDA, LIN, MMC, SPI, SSC, UART/USART, USB | CAN, Ethernet, I2C, IrDA, LIN, MMC, SPI, SSC, UART, USB |
| Oscillator Type | Internal | — |
| Memory Protection | MPU (Memory Protection Unit) | MPU (Memory Protection Unit) |
| Instruction Set | Thumb-2 | Thumb-2 |
| SysTick Counter | 24-bit | — |
| 工作溫度 | -40C to +85C | -40C to +85C |
| 封裝 | 100-LQFP (14 x 14 mm) | 100-LQFP (14 x 14 mm) |
| 安裝類型 | Surface Mount | Surface Mount |
| Series | SAM3A | SAM3X/A |
| Flash Memory | — | 512 KB (2 x 256 KB banks) |
| SRAM | — | 96 KB (64 KB + 32 KB banks) |
| USB | — | High-speed USB with integrated transceiver |
| SysTick Timer | — | 24-bit |
| Interrupt Controller | — | NVIC (Nested Vectored Interrupt Controller) |
| RoHS 狀態 | — | Compliant (Green package) |