ATSAMA5D21B-CU vs ATSAMA5D22B-CU 对比
详细并排对比 ATSAMA5D21B-CU 出自 Microchip Technology 和 ATSAMA5D22B-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
ATSAMA5D21B-CU - ARM Cortex-A5 500MHz MPU, 196-TFBGA | Microchip
ATSAMA5D21B-CU ✓ 量产中Microchip Technology
ATSAMA5D22B-CU - 500MHz ARM Cortex-A5 MPU, 196-TFBGA | Microchip
ATSAMA5D22B-CU ✓ 量产中规格对比
| 参数 | ATSAMA5D21B-CU | ATSAMA5D22B-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） | $9.80 | $10.75 |
| Manufacturer | Microchip Technology | — |
| Series | SAMA5D2 | — |
| Core Processor | ARM Cortex-A5 | ARM Cortex-A5 (32-bit, single core) |
| Core Count | 1 | — |
| 数据总线宽度 | 32-bit | — |
| Maximum CPU Clock | 500 MHz | 500 MHz |
| 封装 | 196-TFBGA (11x11 mm) | 196-TFBGA (CSBGA), 11x11 mm, 0.8 mm pitch |
| Ball Pitch | 0.8 mm | — |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40C to +85C | -40 C to +85 C (industrial) |
| External Memory Support | DDR2/DDR3L/LPDDR2/LPDDR3, QSPI, e.MMC | LPDDR1, LPDDR2, LPDDR3, DDR2, DDR3, DDR3L (16-bit) |
| Co-processors | NEON MPE, FPU | — |
| Backup Mode Current | 5 uA (typical) | — |
| Security Features | AES, SHA, TRNG, Secure Boot, Tamper Detection | — |
| RoHS 状态 | Compliant | Compliant |
| MSL 等级 | 3 | [DATA_NEEDED: MSL level] |
| Core Architecture | — | ARMv7-A with TrustZone and NEON |
| L1 Instruction Cache | — | 32 Kbytes |
| L1 Data Cache | — | 32 Kbytes |
| L2 Cache / SRAM | — | 128 Kbytes (configurable as internal SRAM) |
| Memory Architecture | — | MMU (full virtual memory support) |
| Flash Interfaces | — | 2x QSPI, e.MMC |
| Supply Voltage (core) | — | 1.2 V (typ, internal regulator) |
| Supply Voltage (I/O) | — | 3.3 V (typ) |
| Lead-Free / Halogen-Free | — | Lead-free finish; halogen status [DATA_NEEDED] |