ATSAM4SD32BA-MU vs ATSAM4SD32BB-MNR 对比
详细并排对比 ATSAM4SD32BA-MU 出自 Microchip Technology 和 ATSAM4SD32BB-MNR 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
ATSAM4SD32BA-MU - 120MHz Cortex-M4 MCU 2MB Flash | Microchip
ATSAM4SD32BA-MU ✓ 量产中Microchip Technology
ATSAM4SD32BB-MNR - SAM4S Cortex-M4 120MHz 2MB MCU 64-QFN | Microchip
ATSAM4SD32BB-MNR ✓ 量产中规格对比
| 参数 | ATSAM4SD32BA-MU | ATSAM4SD32BB-MNR |
|---|---|---|
| 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） | $7.85 | $7.55 |
| Core | ARM Cortex-M4 with FPU and MPU | — |
| Maximum CPU Clock | 120 MHz | — |
| Instruction Cache | 2 KB | — |
| Flash Memory | 2 MB (2 M x 8) | 2 MB (2048 KB, dual-bank) |
| SRAM | 160 KB | 160 KB |
| Instruction Set | Thumb-2, DSP extensions | — |
| 封装 | 64-pin QFN (9x9 mm) | 64-QFN (9x9 mm) with exposed thermal pad |
| Supply Voltage (VDDCORE) | 1.2 V (internal regulator) | — |
| I/O Supply Voltage (VDDIO) | 1.62 V to 3.6 V | — |
| 工作温度 | -40 °C to +85 °C (industrial) | -40C to +85C (Industrial) |
| ADC | 12-bit, up to 24 channels, 1 MSPS | 12-bit, up to 1 Msps, up to 16 channels |
| USB | USB 2.0 Full-Speed Device/Host | — |
| CAN | 2 x CAN 2.0A/B controllers | — |
| Ethernet | 10/100 EMAC (external PHY required) | — |
| Timers | Multiple TC, RTT, RTC, PWM | 16-bit and 32-bit timers, RTC, PWM |
| External Bus Interface (EBI) | Yes (SRAM, SDRAM, NAND support) | — |
| RoHS 状态 | Compliant | Compliant |
| MSL 等级 | 3 (168 hours) | MSL3 (per JEDEC J-STD-020) |
| Core Architecture | — | ARM Cortex-M4F (with FPU) |
| Core Frequency | — | 120 MHz |
| Performance | — | 150 DMIPS / 1.25 DMIPS/MHz |
| Operating Voltage | — | 1.62 V to 3.6 V |
| 安装类型 | — | Surface Mount |
| Communication Interfaces | — | USB 2.0 FS device, 2x CAN-FD, EMAC (RMII), up to 5x USART, 5x UART, 3x SPI, 2x TWI (I2C) |
| DMA Channels | — | 24 (PDC + DMAC) |
| Silicon Revision | — | B (recommended for new designs per Microchip) |