ATSAMA5D21B-CU vs ATSAMA5D22A-CU 对比
详细并排对比 ATSAMA5D21B-CU 出自 Microchip Technology 和 ATSAMA5D22A-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
ATSAMA5D22A-CU - 500MHz Cortex-A5 MPU, 196-TFBGA | Microchip
ATSAMA5D22A-CU ✓ 量产中规格对比
| 参数 | ATSAMA5D21B-CU | ATSAMA5D22A-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 | $8.20 |
| Manufacturer | Microchip Technology | — |
| Series | SAMA5D2 | SAMA5D2 |
| Core Processor | ARM Cortex-A5 | — |
| 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 (11x11 mm, 0.8 mm pitch) |
| Ball Pitch | 0.8 mm | — |
| 安装类型 | Surface Mount | Surface Mount (BGA) |
| 工作温度 | -40C to +85C | -40C to +85C (industrial) |
| External Memory Support | DDR2/DDR3L/LPDDR2/LPDDR3, QSPI, e.MMC | LPDDR1, LPDDR2, LPDDR3, DDR2, DDR3, DDR3L, QSPI |
| Co-processors | NEON MPE, FPU | — |
| Backup Mode Current | 5 uA (typical) | 5 uA (typical, per datasheet) |
| Security Features | AES, SHA, TRNG, Secure Boot, Tamper Detection | — |
| RoHS 状态 | Compliant | Compliant |
| MSL 等级 | 3 | — |
| Core | — | ARM Cortex-A5 (32-bit, single-core) |
| NEON SIMD Engine | — | Yes |
| Floating Point Unit | — | Yes |
| On-chip SRAM | — | 128 KB |
| Graphics Acceleration | — | Yes (2D hardware) |
| Ethernet | — | 10/100 Mbps (1 port) |
| USB | — | USB 2.0 + HSIC |
| Display Controller | — | LCD controller supporting up to WXGA |
| Touch Controller | — | Peripheral Touch Controller (PTC) integrated |
| Audio Subsystem | — | Embedded (I2S, SSC, Class-D support) |
| Cryptography | — | AES, SHA, TRNG accelerators |
| I/O Voltage | — | 3.3 V |
| Core Voltage | — | 1.2 V / 1.8 V / 3.3 V |