ATSAMA5D23A-CNR vs ATSAMA5D23B-CNR 对比
详细并排对比 ATSAMA5D23A-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
ATSAMA5D23A-CNR - 500MHz Cortex-A5 MPU, 196-TFBGA | Microchip
ATSAMA5D23A-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 | ATSAMA5D23A-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） | $11.20 | $10.25 |
| Core Architecture | ARM Cortex-A5 (32-bit RISC) | ARM Cortex-A5 (Armv7-A) |
| Maximum CPU Clock | 500 MHz | — |
| Core Count | 1 | 1 |
| L1 Instruction Cache | 32 Kbytes | 32 Kbytes |
| L1 Data Cache | 32 Kbytes | 32 Kbytes |
| Internal SRAM | 128 Kbytes | 128 Kbytes |
| NEON Coprocessor | Yes | — |
| Hardware FPU | Yes (VFPv4) | — |
| External Memory Bus | 16-bit DDR2/LPDDR/DDR3 | — |
| 封装 | 196-TFBGA (11x11 mm, 0.8 mm pitch) | 196-ball TFBGA, 11x11 mm, 0.8 mm ball pitch |
| 工作温度 | -40 °C to +105 °C (extended industrial) | — |
| 电源电压 | 1.2 V (core), 1.8 V/3.3 V (I/O) | — |
| Peripheral Touch Controller (PTC) | Yes | Embedded |
| CAN Controller | CAN-FD | — |
| USB | USB 2.0 High-Speed Host + Device | — |
| Ethernet | 10/100 MAC (GMII/RMII/MII) | — |
| LCD Controller | 24-bit, up to WXGA (1280x768) | — |
| Image Sensor Interface (ISI) | Yes (12-bit, up to 35 MPixel/s) | — |
| Crypto Engine | AES, TRNG, secure boot, OTFA | — |
| RoHS 状态 | Compliant | — |
| 最大时钟频率 | — | 500 MHz |
| 数据总线宽度 | — | 32-bit |
| 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 |
| Operating Temperature Grade | — | Industrial |
| 安装类型 | — | Surface Mount |
| Lead-Free / RoHS | — | Yes (Compliant) |