ATMEGA324P-20AU vs ATMEGA164P-20AQ 对比
详细并排对比 ATMEGA324P-20AU 出自 Microchip Technology 和 ATMEGA164P-20AQ 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
ATMEGA324P-20AU - 8-bit AVR MCU 20MHz 32KB Flash | Microchip
ATMEGA324P-20AU ✓ 量产中Microchip Technology
ATMEGA164P-20AQ - 16KB Flash 8-bit AVR MCU 20MHz TQFP-44 | Microchip
ATMEGA164P-20AQ ✓ 量产中规格对比
| 参数 | ATMEGA324P-20AU | ATMEGA164P-20AQ |
|---|---|---|
| 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） | $6.24 | $2.94 |
| Core Architecture | 8-bit AVR RISC | AVR 8-bit RISC |
| 最大时钟频率 | 20 MHz | — |
| Flash Memory | 32 KB (16K x 16) ISP | 16 KB (8K x 16) ISP, read-while-write |
| EEPROM | 1 KB | 512 B |
| SRAM | 2 KB | 1 KB |
| 电源电压 | 4.5 V to 5.5 V (20 MHz rating) | — |
| Number of I/O Lines | 32 | — |
| USARTs | 2 | — |
| Timers | 3 timer/counters with compare modes and PWM | — |
| ADC | 8-channel, 10-bit | 10-bit, 8 channels |
| Serial Interfaces | 2x USART, SPI, Two-Wire (I2C-compatible) | USART, SPI, TWI (I2C) |
| 封装 | 44-TQFP (10x10 mm) | 44-TQFP (10 x 10 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | [DATA_NEEDED: operating temperature range] | -40C to +85C (extended, A suffix) |
| Programming | In-System Programmable (ISP), read-while-write | — |
| Low Power Technology | picoPower | picoPower |
| Working Registers | 32 general purpose | — |
| Moisture Sensitivity Level | [DATA_NEEDED: MSL level] | — |
| Maximum CPU Speed | — | 20 MHz |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| General Purpose I/O | — | 32 lines |
| General Purpose Working Registers | — | 32 |
| Instruction Set | — | 131 instructions, mostly single-cycle |
| MIPS Throughput | — | Up to 20 MIPS at 20 MHz |
| Watchdog Timer | — | Programmable WDT with separate oscillator |
| RoHS 状态 | — | Compliant (green package) |