ATSAMA5D28B-CNR vs ATSAMA5D23B-CNR 对比
详细并排对比 ATSAMA5D28B-CNR 出自 Microchip Technology 和 ATSAMA5D23B-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
ATSAMA5D28B-CNR - 500MHz ARM Cortex-A5 MPU, 289-LFBGA | Microchip
ATSAMA5D28B-CNR ✓ 量产中Microchip Technology
ATSAMA5D23B-CNR - ARM Cortex-A5 500MHz MPU, 196-TFBGA | Microchip
ATSAMA5D23B-CNR ✓ 量产中规格对比
| 参数 | ATSAMA5D28B-CNR | ATSAMA5D23B-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） | $17.90 | $10.25 |
| Core Architecture | ARM Cortex-A5 | ARM Cortex-A5 (Armv7-A) |
| Maximum CPU Clock | 500 MHz | — |
| Instruction Cache (I-cache) | 32 KB | — |
| Data Cache (D-cache) | 32 KB | — |
| L2 Cache | 128 KB | — |
| Floating Point Unit | Yes (VFPv4 + NEON) | — |
| Internal SRAM | 128 KB | 128 Kbytes |
| External Memory Controller | 16-bit DDR2/LPDDR/LPDDR2 | — |
| Ethernet MAC | 2x 10/100/1000 with 1588 PTP | — |
| USB Ports | 1x Host, 1x OTG, both High-Speed | — |
| CAN-FD Controllers | 2 | — |
| Flexible Serial Controllers (FLEXCOM) | 6 (UART/SPI/TWI configurable) | — |
| LCD Controller | Up to WXGA (1280x768) | — |
| Cryptographic Accelerator | AES, SHA, TRNG, secure boot | — |
| 工作温度 | -40C to +85C (Industrial) | — |
| 封装 | 289-ball LFBGA, 14x14 mm, 0.8 mm pitch | 196-ball TFBGA, 11x11 mm, 0.8 mm ball pitch |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | 3 (per JEDEC J-STD-020) | — |
| RoHS 状态 | Compliant | — |
| Supply Voltage (Core) | 1.2 V (typ) | — |
| 最大时钟频率 | — | 500 MHz |
| Core Count | — | 1 |
| 数据总线宽度 | — | 32-bit |
| L1 Instruction Cache | — | 32 Kbytes |
| L1 Data Cache | — | 32 Kbytes |
| L2 Cache / SRAM | — | 128 Kbytes (configurable) |
| Internal ROM | — | 160 Kbytes |
| NEON Media Engine | — | Yes |
| TrustZone | — | Yes (Arm TrustZone) |
| MMU | — | Yes (full virtual memory) |
| ETM / ETB Trace Memory | — | 8 Kbytes |
| Peripheral Touch Controller (PTC) | — | Embedded |
| Operating Temperature Grade | — | Industrial |
| Lead-Free / RoHS | — | Yes (Compliant) |