ATSAMA5D28B-CN vs ATSAMA5D28A-CN 比較
詳細並排比較 ATSAMA5D28B-CN 由 Microchip Technology 與 ATSAMA5D28A-CN 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
ATSAMA5D28B-CN - Cortex-A5 500MHz MPU, 128MB DDR2 | Microchip
ATSAMA5D28B-CN ✓ 啟用中Microchip Technology
ATSAMA5D28A-CN - 500MHz Cortex-A5 MPU, 289-LFBGA | Microchip
ATSAMA5D28A-CN ✓ 啟用中規格比較
| 參數 | ATSAMA5D28B-CN | ATSAMA5D28A-CN |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 類別 | Microcontrollers | Microcontrollers |
| 生命週期狀態 | 啟用中 | 啟用中 |
| Core Architecture | Arm Cortex-A5 (Armv7-A) | ARM Cortex-A5 (32-bit) with NEON and FPU |
| Maximum CPU Clock | 500 MHz | 500 MHz |
| FPU | VFPv4 (single/double precision) | — |
| L1 Instruction Cache | 32 Kbytes | — |
| L1 Data Cache | 32 Kbytes | — |
| L2 Cache | 128 Kbytes (configurable as SRAM) | — |
| MMU | Yes (full translation) | — |
| TrustZone | Yes (Arm TrustZone) | — |
| NEON Media Engine | Yes (SIMD) | — |
| Integrated DRAM | 128 Mbytes DDR2/DDR3L/LPDDR2/LPDDR3 controller | — |
| External Memory Bus | 16-bit ECC-capable | — |
| USB Controllers | 2x USB 2.0 High-Speed (Host/Device) | — |
| Ethernet | 10/100 MAC with IEEE 1588 + GMAC | Dual 10/100/1000 GMAC with 1588 PTP |
| CAN | 2x CAN-FD | Dual CAN-FD |
| SD/MMC | 3x SD/SDIO/MMC/e.MMC | — |
| UART / SPI / I2C | Multiple instances (peripheral multiplexing) | — |
| Crypto Accelerator | AES, SHA, TRNG, secure boot | — |
| 工作溫度 | -40 C to +85 C (industrial) | -40C to +85C (Industrial) |
| 供應電壓 | 3.3 V I/O, 1.2 V core (internal LDO) | 1.2 V (core) |
| 封裝 | 289-ball LFBGA, 14 mm x 14 mm | 289-LFBGA (14x14 mm, 0.8 mm pitch) |
| 安裝類型 | Surface Mount (BGA) | Surface Mount (BGA) |
| MSL 等級 | 3 (168 hours) | — |
| RoHS 狀態 | Compliant | Compliant |
| Number of Cores | — | 1 |
| Internal SRAM | — | 128 KB |
| External Memory Support | — | DDR2 / DDR3L / LPDDR2 / LPDDR3 |
| Backup Mode Current | — | 5 uA (RTC retention) |
| Display Controller | — | LCD up to WXGA (1280x720) |
| Image Sensor Interface | — | Hardware ISI |
| USB | — | USB 2.0 Host + Device |
| Storage Interfaces | — | QSPI, e.MMC, SD/MMC, NAND |