ATMEGA32U2-AU vs ATMEGA16U2-AU 对比
详细并排对比 ATMEGA32U2-AU 出自 Microchip Technology 和 ATMEGA16U2-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
ATMEGA32U2-AU - 8-bit AVR USB MCU 32KB Flash 16MHz | Microchip
ATMEGA32U2-AU ✓ 量产中Microchip Technology
ATMEGA16U2-AU - 8-bit AVR USB MCU 16KB Flash 16MHz TQFP-32 | Microchip
ATMEGA16U2-AU ✓ 量产中规格对比
| 参数 | ATMEGA32U2-AU | ATMEGA16U2-AU |
|---|---|---|
| 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） | $3.75 | $1.86 |
| Core Architecture | 8-bit AVR RISC | — |
| Core Size | 8-bit | 8-bit |
| Max Clock Frequency | 16 MHz | — |
| Flash Memory | 32 KB (16K x 16) ISP | 16 KB (8K x 16) |
| EEPROM | 1 KB | 512 B |
| SRAM | 1 KB | 512 B |
| General Purpose I/O | 22 lines | 22 I/O lines |
| Working Registers | 32 | — |
| Timer/Counters | 2 | — |
| USB | Full-Speed USB 2.0 device | — |
| Programmability | In-Circuit Serial Programming (ICSP), read-while-write | — |
| 工作电源电压 | [DATA_NEEDED: operating supply voltage range] | — |
| 工作温度 | [DATA_NEEDED: operating temperature range] | -40C to +85C |
| 封装 | 32-TQFP (7x7 mm) | 32-TQFP (7x7 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| Debug / Program Interface | ICSP via debugWIRE-compatible connector and MPLAB SNAP | — |
| RoHS 状态 | Compliant (lead-free AU suffix) | — |
| Core Processor | — | AVR 8-bit RISC |
| Speed | — | 16 MHz |
| USB Controller | — | USB 2.0 full-speed device |
| UART/USART | — | 1 x USART |
| Timers/Counters | — | 2 (one 8-bit, one 16-bit) |
| Operating Voltage | — | 2.7 V to 5.5 V |
| Oscillator Type | — | Internal (calibrated RC) and external |
| Programming Interface | — | ISP, ICSP, USB DFU bootloader |
| Peripherals | — | Brown-out Detect/Reset, POR, PWM, WDT, SPI, TWI |