ATSAM4S4BA-AU vs ATSAM4S2BA-AU 对比
详细并排对比 ATSAM4S4BA-AU 出自 Microchip Technology 和 ATSAM4S2BA-AU 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。
规格对比
| 参数 | ATSAM4S4BA-AU | ATSAM4S2BA-AU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| Product Type | 32-bit ARM Cortex-M4 microcontroller | — |
| Maximum Processor Frequency | 120 MHz | — |
| Processor Core | Arm Cortex-M4 | — |
| Instruction Set | Thumb-2 | — |
| DSP Support | DSP instructions | — |
| Memory Protection Unit | Yes | — |
| Embedded Flash Memory | 256 KB (256K x 8) | — |
| SRAM | 64 KB | 64 KB |
| Flash ECC | Embedded ECC | — |
| Flash Security | Security bit and lock bits | — |
| Flash Architecture | Dual-bank Flash | — |
| Supply Reference | 1.2 V and 3.3 V | — |
| 封装 | 64-pin LQFP, 10 x 10 mm | 64-LQFP (10x10 mm) |
| 安装类型 | Surface mount | Surface Mount |
| Series | SAM4S | SAM4S (SAM32 Family) |
| Architecture | 32-bit RISC | — |
| RoHS 状态 | [DATA_NEEDED: RoHS status] | Compliant (GREEN, MRL A) |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| 工作温度范围 | [DATA_NEEDED: operating temperature range] | — |
| Core Processor | — | ARM Cortex-M4 with FPU |
| Core Size | — | 32-bit |
| 最大时钟频率 | — | 120 MHz |
| Flash Memory | — | 128 KB (128K x 8) |
| Supply Voltage (VDD) | — | 1.62 V to 3.6 V |
| 工作温度 | — | -40C to +85C (industrial) |
| Connectivity | — | USB 2.0 Full-Speed Device, USART, TWI (I2C), SPI, SSC |
| ADC Resolution | — | 12-bit |
| DAC Resolution | — | 12-bit |
| DMA | — | Yes, peripheral DMA controller |
| PWM | — | Yes (PWM controller) |
| Timers | — | Timer/Counter channels, RTC, Watchdog Timer |
| Memory Card Interface | — | HSMCI (SD/MMC/eMMC) |
| Power Consumption | — | 180 uA/MHz class (per Microchip product page) |