ATMEGA168P-20MQR vs ATMEGA168A-MU 对比
详细并排对比 ATMEGA168P-20MQR 出自 Microchip Technology 和 ATMEGA168A-MU 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
ATMEGA168P-20MQR - 16KB AVR MCU, 20MHz, VQFN-32 | Microchip
ATMEGA168P-20MQR ✓ 量产中Microchip Technology
ATMEGA168A-MU - 8-bit AVR MCU 16KB Flash 20MHz VQFN-32 | Microchip
ATMEGA168A-MU ✓ 量产中规格对比
| 参数 | ATMEGA168P-20MQR | ATMEGA168A-MU |
|---|---|---|
| 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） | $1.31 | $1.38 |
| Core | AVR 8-bit RISC | — |
| Core Size | 8-bit | — |
| Speed | 20 MHz | — |
| Flash Memory | 16 KB (8K x 16) | 16 KB (8K x 16) ISP |
| EEPROM | 512 B | 512 B |
| SRAM | 1 KB | 1 KB |
| Instructions | 131 powerful instructions, most single-cycle | — |
| General Purpose I/O | 23 | — |
| Working Registers | 32 | 32 x 8-bit general purpose |
| Timers/Counters | 3 flexible timer/counters | — |
| ADC | 8-channel 10-bit | 10-bit, 6-channel (QFN package) |
| Operating Voltage | 1.8 V to 5.5 V | — |
| Voltage - Supply (Vcc/Vdd) | 1.8 V to 5.5 V (20 MHz at 4.5 V to 5.5 V) | — |
| 工作温度 | -40C to +85C | [DATA_NEEDED: operating temperature range] |
| 封装 | 32-VQFN (5x5 mm) with exposed pad | 32-VQFN (5x5 mm) exposed pad |
| 安装类型 | Surface Mount | Surface Mount |
| Programming Interface | ICSP (In-Circuit Serial Programming) | — |
| Technology | picoPower low-power | — |
| RoHS 状态 | RoHS3 compliant (per distributor data) | — |
| Newer Device Available | Yes - ATMEGA168PA | — |
| Core Architecture | — | 8-bit AVR RISC |
| 最大时钟频率 | — | 20 MHz |
| Maximum Throughput | — | 20 MIPS at 20 MHz |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| General Purpose I/O Lines | — | 23 |
| Timer/Counters | — | 3 flexible with compare modes |
| Serial Interfaces | — | USART, SPI, 2-wire (I2C/TWI) |
| 生命周期状态 | — | Active |
| 数据总线宽度 | — | 8 bit |
| Instruction Set | — | 133 instructions, mostly single-cycle |