ATSAMA5D27A-CU vs ATSAMA5D28A-CU 对比
详细并排对比 ATSAMA5D27A-CU 出自 Microchip Technology 和 ATSAMA5D28A-CU 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
ATSAMA5D27A-CU - 500MHz Cortex-A5 MPU | Microchip | Embedded
ATSAMA5D27A-CU ✓ 量产中Microchip Technology
ATSAMA5D28A-CU - ARM Cortex-A5 500MHz MPU, 289-LFBGA | Microchip
ATSAMA5D28A-CU ✓ 量产中规格对比
| 参数 | ATSAMA5D27A-CU | ATSAMA5D28A-CU |
|---|---|---|
| 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） | $7.83 | $14.85 |
| Core Architecture | ARM Cortex-A5 (ARMv7-A) with NEON | ARM Cortex-A5 (32-bit) |
| Operating Frequency | 500 MHz | — |
| Core Count / Data Bus Width | 1 Core / 32-bit | — |
| Internal SRAM | 128 KB | — |
| External Memory Support | DDR2, DDR3L, LPDDR2, LPDDR3, QSPI, e.MMC, NAND | DDR2 / DDR3L / LPDDR2 / LPDDR3 (16-bit, with ECC) |
| 封装 | 289-LFBGA (14x14 mm, 0.8 mm pitch) | 289-LFBGA (14x14 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 电源电压 | 3.3 V I/O, 1.2 V core (typ.) | — |
| Backup Mode Current | <5 µA | — |
| 工作温度 | -40 °C to +85 °C (industrial) | -40C to +85C (industrial grade per -CU suffix) |
| Cryptography | AES, SHA, TRNG, secure boot | AES, SHA, secure boot (TRNG + AES-OTF) |
| Display Interface | LCD controller, MIPI-DSI option | — |
| Touch Controller | Integrated Peripheral Touch Controller (PTC) | — |
| Communication Interfaces | CAN, HSIC, USB, EMAC, FLEXCOM x12 (UART/SPI/TWI) | — |
| RoHS 状态 | Compliant | Compliant |
| MSL 等级 | 3 | [DATA_NEEDED: MSL level] |
| Lead-Free | Yes | — |
| Maximum CPU Clock | — | 500 MHz |
| Number of Cores | — | 1 |
| SIMD Engine | — | ARM NEON |
| Floating-Point Unit | — | Yes (VFPv4) |
| Instruction Set | — | ARMv7-A |
| On-chip ROM | — | 160 KB (secure boot) |
| Flash Interface | — | QSPI, e.MMC, SD |
| Supply Voltage (Core) | — | 1.2 V |
| LCD Controller | — | Yes (with touch-screen support) |
| Ethernet | — | 10/100 Mbps MAC with PHY interface |
| USB | — | USB 2.0 Host + Device with on-chip PHY |
| CAN | — | CAN-FD |
| ADC | — | 12-bit, multi-channel |