ATMEGA32A-AU vs ATMEGA16-16AUR 对比
详细并排对比 ATMEGA32A-AU 出自 Microchip Technology 和 ATMEGA16-16AUR 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
ATMEGA32A-AU - 8-bit AVR MCU, 32KB Flash, 16MHz, TQFP-44 | Microchip
ATMEGA32A-AU ✓ 量产中Microchip Technology
ATMEGA16-16AUR - AVR 8-Bit MCU 16MHz 16KB Flash | Microchip
ATMEGA16-16AUR ✓ 量产中规格对比
| 参数 | ATMEGA32A-AU | ATMEGA16-16AUR |
|---|---|---|
| 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） | $2.95 | $5.98 |
| Manufacturer | Microchip Technology (formerly Atmel) | — |
| Series | AVR ATmega | — |
| Core Architecture | AVR RISC 8-bit | AVR 8-bit RISC |
| 最大时钟频率 | 16 MHz | — |
| MIPS Throughput | 16 MIPS at 16 MHz | — |
| Program Memory (Flash) | 32 KB | — |
| SRAM | 2 KB | — |
| EEPROM | 1 KB | — |
| Operating Voltage Range | 2.7 V to 5.5 V | — |
| I/O Pins | 32 programmable | — |
| ADC | 8-channel, 10-bit | 8-channel 10-bit ADC |
| Timers/Counters | Two 8-bit and one 16-bit | — |
| Communication Peripherals | USART, SPI, TWI (I2C) | — |
| Debug Interface | JTAG (IEEE 1149.1 compliant) | JTAG for on-chip debug and boundary scan |
| 封装 | 44-pin TQFP (10x10 mm, 0.8 mm pitch) | 44-TQFP (10 x 10 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40C to +85C (industrial) | — |
| RoHS 状态 | Compliant (Green) | — |
| Max Clock Frequency | — | 16 MHz |
| Program Memory Size | — | 16 KB (8K x 16) FLASH |
| SRAM Size | — | 1 KB |
| EEPROM Size | — | 512 B |
| Supply Voltage (16 MHz speed grade) | — | 4.5 V to 5.5 V |
| Supply Voltage (8 MHz speed grade) | — | 2.7 V to 5.5 V |
| 数据总线宽度 | — | 8 Bit |
| I/O Ports | — | 32 general purpose I/O lines |
| Timers | — | Two 8-bit, one 16-bit timer/counter with PWM |
| Serial Interfaces | — | USART, SPI, TWI (I2C-compatible) |
| Instruction Set | — | 133 instructions, most single-cycle |
| Temperature Grade | — | Industrial |
| Programming | — | In-System Programmable (ISP) via SPI |
| Watchdog Timer | — | Programmable WDT with on-chip oscillator |