ATSAMA5D23B-CN vs ATSAMA5D23A-CN 对比
详细并排对比 ATSAMA5D23B-CN 出自 Microchip Technology 和 ATSAMA5D23A-CN 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
ATSAMA5D23B-CN - 500MHz ARM Cortex-A5 MPU 128KB SRAM | Microchip
ATSAMA5D23B-CN ✓ 量产中Microchip Technology
ATSAMA5D23A-CN - 500MHz Cortex-A5 MPU, 196-TFBGA | Microchip
ATSAMA5D23A-CN ✓ 量产中规格对比
| 参数 | ATSAMA5D23B-CN | ATSAMA5D23A-CN |
|---|---|---|
| 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） | $9.55 | $9.15 |
| Core Architecture | ARM Cortex-A5 (Armv7-A) | ARM Cortex-A5 (32-bit) with NEON and FPU |
| Number of Cores | 1 | — |
| Maximum Clock Speed | 500 MHz | — |
| L1 Instruction Cache | 32 kbyte | — |
| L1 Data Cache | 32 kbyte | — |
| L2 Cache | 128 kbyte (configurable as internal SRAM) | — |
| NEON Media Engine | Yes | — |
| ARM TrustZone | Yes | — |
| MMU | Yes | — |
| 工作温度范围 | [DATA_NEEDED: operating temperature range] | — |
| 封装 | 196-TFBGA (11x11 mm) | 196-ball TFBGA (CN suffix) |
| Ball Pitch | 0.8 mm | — |
| 安装类型 | Surface Mount | Surface Mount (SMD/SMT) |
| Backup Mode Current | 5 uA typical | — |
| 数据总线宽度 | 32-bit | — |
| Series | SAMA5D2 | SAMA5D2 |
| RoHS 状态 | Compliant | — |
| Maximum CPU Clock | — | 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 |
| 工作温度 | — | -40C to +85C (Industrial) |
| 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 |