ATMEGA168PA-ANR vs ATMEGA168P-20AN 对比
详细并排对比 ATMEGA168PA-ANR 出自 Microchip Technology 和 ATMEGA168P-20AN 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。
规格对比
| 参数 | ATMEGA168PA-ANR | ATMEGA168P-20AN |
|---|---|---|
| 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） | $1.44 | $1.72 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Program Memory Size | 16 KB (8K x 16) Flash | — |
| Flash Endurance | 10,000 write/erase cycles (typical) | — |
| SRAM | 1 KB | 1 KB |
| EEPROM | 512 bytes | 512 B |
| Maximum CPU Speed | 20 MHz | — |
| Throughput | Up to 20 MIPS at 20 MHz | Up to 20 MIPS (1 MIPS/MHz) |
| Supply Voltage Range | 1.8 V to 5.5 V | 2.7 V to 5.5 V |
| 工作温度范围 | -40 C to +105 C | — |
| General Purpose I/O Lines | 23 | — |
| General Purpose Working Registers | 32 | — |
| ADC | 8-channel 10-bit successive approximation | — |
| Timer/Counters | 3 flexible timer/counters with compare modes | — |
| Serial Interfaces | USART, SPI, Two-Wire (I2C) | — |
| PWM Channels | 6 | — |
| On-Chip Debug | debugWIRE | — |
| Brown-Out Detection | Yes, programmable | — |
| Watchdog Timer | Yes, with separate on-chip oscillator | — |
| 封装 | 32-TQFP (7x7 mm) | 32-TQFP (7x7 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | [DATA_NEEDED: RoHS status] |
| Flash Program Memory | — | 16 KB (8K x 16) ISP Flash |
| 最大时钟频率 | — | 20 MHz |
| General Purpose I/O | — | 23 lines |
| Working Registers | — | 32 x 8-bit |
| Instructions | — | 131 instructions, most single-cycle |
| Temperature Grade | — | Industrial |
| Terminal Form | — | Gull Wing |
| Series | — | AVR ATmega, picoPower |
| Programming | — | In-System Programmable (ICSP), read-while-write |