ATSAMA5D21A-CUR vs ATSAMA5D21B-CUR 对比
详细并排对比 ATSAMA5D21A-CUR 出自 Microchip Technology 和 ATSAMA5D21B-CUR 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
ATSAMA5D21A-CUR - 500MHz Cortex-A5 MPU, 196-TFBGA | Microchip
ATSAMA5D21A-CUR ✓ 量产中规格对比
| 参数 | ATSAMA5D21A-CUR | ATSAMA5D21B-CUR |
|---|---|---|
| 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） | $13.10 | $8.56 |
| Core Architecture | Arm Cortex-A5 (ARMv7-A) | 32-bit ARMv7-A |
| Maximum CPU Clock | 500 MHz | — |
| FPU | Single-precision hardware floating-point unit | — |
| L1 Cache | 32 KB instruction + 32 KB data | 32 KB instruction + 32 KB data |
| Internal SRAM | 128 KB | 128 KB |
| External Memory | DDR2/DDR3L/LPDDR2/LPDDR3, QSPI, e.MMC | — |
| 封装 | 196-ball TFBGA | 196-TFBGA (11x11 mm) |
| Temperature Grade | Industrial (-40C to +85C) | — |
| 安装类型 | Surface Mount (BGA) | Surface Mount |
| Operating Voltage (core) | [DATA_NEEDED: core VDD] | — |
| Ethernet | Gigabit Ethernet MAC | — |
| USB | USB 2.0 Host and Device | — |
| CAN | 2x CAN-FD controllers | — |
| ADC | 12-bit ADC | — |
| Crypto Accelerators | AES, SHA, TRNG | — |
| RoHS 状态 | Compliant | Compliant |
| Core Processor | — | ARM Cortex-A5 |
| Number of Cores | — | 1 |
| 最大时钟频率 | — | 500 MHz |
| L2 Cache | — | 128 KB |
| External Memory Support | — | DDR2, DDR3L, LPDDR2, LPDDR3, QSPI, e.MMC |
| Ball Pitch | — | 0.8 mm |
| 工作温度 | — | -40C to +85C |
| Backup Mode Current | — | 5 uA |
| ADC Resolution | — | 12-bit |
| Audio Subsystem | — | Embedded (fractional PLL) |
| Security Features | — | Secure boot, TRNG, tamper detection |
| Supply Voltage (Core) | — | [DATA_NEEDED: core supply voltage] |