ATMEGA168-20AUR vs ATMEGA168-20AI 对比
详细并排对比 ATMEGA168-20AUR 出自 Microchip Technology 和 ATMEGA168-20AI 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
ATMEGA168-20AUR - 8-bit AVR MCU 20MHz 16KB Flash | Microchip
ATMEGA168-20AUR ✓ 量产中Microchip Technology
ATMEGA168-20AI - 8-bit AVR MCU 20MHz 16KB Flash | Microchip
ATMEGA168-20AI ✓ 量产中规格对比
| 参数 | ATMEGA168-20AUR | ATMEGA168-20AI |
|---|---|---|
| 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） | $2.76 | $1.85 |
| Core Processor | AVR | — |
| Core Size | 8-Bit | — |
| Speed | 20 MHz | — |
| Flash Memory | 16 KB (8K x 16) | 16 KB (8K x 16) |
| EEPROM | 512 B | 512 B |
| RAM Size | 1 KB | — |
| Number of I/O | 23 | — |
| ADC Resolution | 10-bit, 8 channels | 10-bit |
| Supply Voltage Range | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Timers/Counters | 3 | 2 x 8-bit, 1 x 16-bit |
| Communication Interfaces | USART, SPI, I2C (TWI) | USART, SPI, 2-wire (I2C-compatible) |
| 封装 | 32-TQFP (7x7 mm) | 32-TQFP (7x7 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| On-Chip Debug | debugWIRE | — |
| In-System Programming | Yes (ISP, read-while-write) | — |
| Programmable Instructions | 133 (most single-cycle) | — |
| RoHS 状态 | Compliant | — |
| Core Architecture | — | 8-bit AVR RISC |
| 最大时钟频率 | — | 20 MHz |
| SRAM | — | 1 KB |
| 工作温度 | — | -40C to +85C (industrial) |
| I/O Lines | — | 23 |
| ADC Channels | — | 8 |
| Throughput | — | Up to 20 MIPS at 20 MHz |
| Instructions | — | 131 instructions, most single-cycle |
| On-chip Debug | — | debugWIRE |
| Programming | — | ISP (In-System Programming), self-programming Flash |