ATSAMA5D23A-CN vs ATSAMA5D21B-CU 对比
详细并排对比 ATSAMA5D23A-CN 出自 Microchip Technology 和 ATSAMA5D21B-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
ATSAMA5D23A-CN - 500MHz Cortex-A5 MPU, 196-TFBGA | Microchip
ATSAMA5D23A-CN ✓ 量产中Microchip Technology
ATSAMA5D21B-CU - ARM Cortex-A5 500MHz MPU, 196-TFBGA | Microchip
ATSAMA5D21B-CU ✓ 量产中规格对比
| 参数 | ATSAMA5D23A-CN | ATSAMA5D21B-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） | $9.15 | $9.80 |
| Core Architecture | ARM Cortex-A5 (32-bit) with NEON and FPU | — |
| Maximum CPU Clock | 500 MHz | 500 MHz |
| Instruction Cache | 32 KB | — |
| Data Cache | 32 KB | — |
| Internal SRAM | 128 KB | — |
| Internal ROM | 160 KB (bootloader/at91bootstrap) | — |
| External Memory Bus | 16-bit DDR2/DDR3/LPDDR/LPDDR2 | — |
| 封装 | 196-ball TFBGA (CN suffix) | 196-TFBGA (11x11 mm) |
| 安装类型 | Surface Mount (SMD/SMT) | Surface Mount |
| 工作温度 | -40C to +85C (Industrial) | -40C to +85C |
| Supply Voltage - Core | 1.2 V | — |
| Supply Voltage - I/O | 3.3 V | — |
| Supply Voltage - DDR | 1.8 V | — |
| LCD Controller | Yes (up to 1280x768 WXGA, 24-bit RGB/LVDS bridge) | — |
| Ethernet | 1x Gigabit EMAC | — |
| USB | USB 2.0 Host + Device + HSIC | — |
| CAN | 1x CAN-FD | — |
| Cryptography | AES, SHA-256, TRNG | — |
| RoHS | Compliant | — |
| Series | SAMA5D2 | SAMA5D2 |
| Manufacturer | — | Microchip Technology |
| Core Processor | — | ARM Cortex-A5 |
| Core Count | — | 1 |
| 数据总线宽度 | — | 32-bit |
| Ball Pitch | — | 0.8 mm |
| External Memory Support | — | DDR2/DDR3L/LPDDR2/LPDDR3, QSPI, e.MMC |
| Co-processors | — | NEON MPE, FPU |
| Backup Mode Current | — | 5 uA (typical) |
| Security Features | — | AES, SHA, TRNG, Secure Boot, Tamper Detection |
| RoHS 状态 | — | Compliant |
| MSL 等级 | — | 3 |