ATMEGA324A-MCHR vs ATMEGA164A-MCHR 对比
详细并排对比 ATMEGA324A-MCHR 出自 Microchip Technology 和 ATMEGA164A-MCHR 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
ATMEGA324A-MCHR - 8-bit AVR MCU 32KB Flash 20MHz VQFN-44 | Microchip
ATMEGA324A-MCHR ✓ 量产中Microchip Technology
ATMEGA164A-MCHR - 8-bit AVR MCU 16KB Flash 20MHz QFN-44 | Microchip
ATMEGA164A-MCHR ✓ 量产中规格对比
| 参数 | ATMEGA324A-MCHR | ATMEGA164A-MCHR |
|---|---|---|
| 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） | $0.00 | $3.01 |
| Core Architecture | 8-bit AVR RISC | AVR 8-bit RISC |
| Flash Memory | 32 KB ISP Flash (read-while-write) | 16 KB (8K x 16) ISP Flash |
| EEPROM | 1 KB | 512 B |
| SRAM | 2 KB | 1 KB |
| 最大时钟频率 | 20 MHz | 20 MHz |
| Instructions | 131 instructions, most single-cycle | — |
| General Purpose I/O | 32 I/O lines | 32 I/O lines |
| Working Registers | 32 x 8-bit general purpose | — |
| Minimum Supply Voltage | 1.80 V | — |
| Supply Voltage Range | [DATA_NEEDED: operating supply voltage range] | 2.7 V to 5.5 V |
| Timers | 3 timers with PWM (real time counter included) | — |
| Communication Interfaces | USART, SPI, TWI (I2C) | — |
| ADC | 10-bit ADC | — |
| 封装 | VQFN-44 (MLF), 44QFN with exposed pad | 44-QFN (MLF) 5x5 mm |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | Industrial range (see datasheet for exact limits) | — |
| Programming | In-System Programmable (ISP) | In-System Programmable (ISP), read-while-write |
| 生命周期状态 | Active | Active |
| General Purpose Working Registers | — | 32 registers |
| Instruction Set | — | 133 instructions, mostly single-cycle |
| Throughput | — | Up to 1 MIPS per MHz |
| Operating Temperature (Max) | — | 85 C |
| Packaging | — | Tape and Reel (R suffix) |
| Debug Interface | — | In-Circuit Debug via MPLAB SNAP (ICSP) |
| RoHS 状态 | — | [DATA_NEEDED: RoHS compliance status] |