ATMEGA324PA-MCH vs ATMEGA324A-MCHR 对比
详细并排对比 ATMEGA324PA-MCH 出自 Microchip Technology 和 ATMEGA324A-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
ATMEGA324PA-MCH - 8-bit AVR MCU, 20MHz, 32KB Flash | Microchip
ATMEGA324PA-MCH ✓ 量产中Microchip Technology
ATMEGA324A-MCHR - 8-bit AVR MCU 32KB Flash 20MHz VQFN-44 | Microchip
ATMEGA324A-MCHR ✓ 量产中规格对比
| 参数 | ATMEGA324PA-MCH | ATMEGA324A-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） | $2.45 | $0.00 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Flash Memory | 32 KB (16K x 16) ISP Flash | 32 KB ISP Flash (read-while-write) |
| EEPROM | 1 KB | 1 KB |
| SRAM | 2 KB | 2 KB |
| 最大时钟频率 | 20 MHz | 20 MHz |
| Throughput | Up to 20 MIPS at 20 MHz | — |
| Operating Voltage Range | 2.5 V to 5.5 V | — |
| General Purpose I/O | 32 I/O lines | 32 I/O lines |
| 封装 | 44-QFN (5x5 mm) with exposed pad | VQFN-44 (MLF), 44QFN with exposed pad |
| 安装类型 | Surface Mount | Surface Mount |
| Instruction Set | 131 instructions, most single-cycle | — |
| Working Registers | 32 x 8 general purpose | 32 x 8-bit general purpose |
| Multiplier | On-chip 2-cycle multiplier | — |
| Low Power Technology | picoPower | — |
| Programmability | In-System Programmable (ISP), read-while-write | — |
| Supply Voltage Options | 2.5 V / 3.3 V / 5 V | — |
| Instructions | — | 131 instructions, most single-cycle |
| Minimum Supply Voltage | — | 1.80 V |
| Supply Voltage Range | — | [DATA_NEEDED: operating supply voltage range] |
| Timers | — | 3 timers with PWM (real time counter included) |
| Communication Interfaces | — | USART, SPI, TWI (I2C) |
| ADC | — | 10-bit ADC |
| 工作温度 | — | Industrial range (see datasheet for exact limits) |
| Programming | — | In-System Programmable (ISP) |
| 生命周期状态 | — | Active |