ATSAMA5D27A-CN vs ATSAMA5D28A-CNR 对比
详细并排对比 ATSAMA5D27A-CN 出自 Microchip Technology 和 ATSAMA5D28A-CNR 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-CN - Cortex-A5 MPU 500MHz LFBGA-289 | Microchip
ATSAMA5D27A-CN ✓ 量产中Microchip Technology
ATSAMA5D28A-CNR - Cortex-A5 MPU 500MHz 289-LFBGA | Microchip
ATSAMA5D28A-CNR ✓ 量产中规格对比
| 参数 | ATSAMA5D27A-CN | ATSAMA5D28A-CNR |
|---|---|---|
| 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） | $20.50 | $15.40 |
| Core Processor | ARM Cortex-A5 | — |
| Core Architecture | Armv7-A with NEON and FPU | Arm Cortex-A5 32-bit RISC |
| Maximum Clock Speed | 500 MHz | — |
| Number of Cores | 1 | — |
| Bus Width | 32-bit | — |
| On-chip SRAM | 128 KB | — |
| On-chip ROM | 160 KB | — |
| External Memory Support | DDR2, DDR3L, LPDDR2, LPDDR3, QSPI, e.MMC | DDR2/DDR3L/LPDDR2/LPDDR3, QSPI, e.MMC |
| Package Type | LFBGA-289 | — |
| 安装类型 | Surface Mount | — |
| Core Voltage | 1.2 V | 1.2 V (typ) |
| Operating Temperature Grade | Industrial (-40C to +85C) | — |
| USB Ports | 2 x USB 2.0 (Host + Device) | 3x HS USB (Host + Device + HSIC) |
| Ethernet | 10/100 MAC with IEEE 1588 | 10/100 Mbps MAC + 1 Gbps MAC |
| CAN | 2 x CAN-FD | 2x CAN-FD |
| LCD Controller | TFT up to 1024x768 | — |
| Cryptography Accelerator | AES, SHA, TRNG | — |
| Security Features | Arm TrustZone, secure boot, tamper detection | — |
| RoHS 状态 | Compliant | Compliant (ROHS3) |
| Maximum CPU Clock | — | 500 MHz |
| I/O Voltage | — | 3.3 V |
| L1 Instruction Cache | — | 32 KB |
| L1 Data Cache | — | 32 KB |
| L2 Cache | — | 128 KB |
| FPU / NEON | — | Yes (single-precision FPU + NEON) |
| Display Controller | — | 24-bit LCD up to 1024x768 |
| Camera Interface | — | 12-bit parallel ISI |
| 封装 | — | 289-LFBGA, 0.8 mm pitch |
| 工作温度 | — | -40C to +85C (industrial) |
| Packaging | — | Tape & Reel (-CNR suffix) |