ATSAM4S2AB-ANR vs ATSAM3S2AA-AU 对比
详细并排对比 ATSAM4S2AB-ANR 出自 Microchip Technology 和 ATSAM3S2AA-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。
Microchip Technology
ATSAM4S2AB-ANR - 120MHz Cortex-M4 MCU, 128KB Flash | Microchip
ATSAM4S2AB-ANR ✓ 量产中Microchip Technology
ATSAM3S2AA-AU - 64MHz Cortex-M3 MCU 128KB Flash | Microchip (Tape & Reel)
ATSAM3S2AA-AU ✓ 量产中规格对比
| 参数 | ATSAM4S2AB-ANR | ATSAM3S2AA-AU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| Core Processor | ARM Cortex-M4 | ARM Cortex-M3 |
| Core Size | 32-Bit | 32-Bit |
| 最大时钟频率 | 120 MHz | 64 MHz |
| Flash Memory | 128 KB (128K x 8) | 128 KB (131 KB per some distributor listings) |
| SRAM | 64 KB | 32 KB |
| 电源电压 | 1.2 V / 3.3 V | — |
| 封装 | 48-LQFP (7x7 mm) | 48-LQFP (7x7 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| Instruction Set | Thumb-2 | RISC / Thumb-2 |
| DSP Instructions | Yes | — |
| Memory Protection Unit | Yes (MPU) | — |
| Flash Features | ECC, Security Bit, Lock Bits | — |
| Packaging | Tape & Reel (T/R) | Tape & Reel (TR) |
| Series | SAM4S | — |
| Terminal Form | Gull Wing | — |
| RoHS 状态 | Compliant (LQFP, GREEN) | Compliant (Green package per distributor listing) |
| Supply Voltage Range | — | 1.62 V to 3.6 V |
| Technology | — | CMOS |
| Connectivity | — | UART, SPI, I2C (TWI), I2S, USB 2.0 Full-Speed |
| Pin-to-Pin Compatibility | — | Compatible with SAM3N2A |
| Peripheral Features | — | DMA, parallel data capture mode on PIOs |
| EEPROM / Data Flash | — | [DATA_NEEDED: EEPROM size] |
| Number of I/O | — | [DATA_NEEDED: GPIO count] |
| ADC Resolution | — | [DATA_NEEDED: ADC resolution and channels] |