ATMEGA324PA-AUR vs ATMEGA1284P-AUR 对比
详细并排对比 ATMEGA324PA-AUR 出自 Microchip Technology 和 ATMEGA1284P-AUR 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-AUR - 8-Bit AVR MCU 32KB Flash 20MHz | Microchip
ATMEGA324PA-AUR ✓ 量产中Microchip Technology
ATMEGA1284P-AUR - 8-bit AVR MCU 128KB Flash 20MHz TQFP-44 (Tape & Reel)
ATMEGA1284P-AUR ✓ 量产中规格对比
| 参数 | ATMEGA324PA-AUR | ATMEGA1284P-AUR |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| Core Processor | AVR 8-bit RISC | — |
| Program Memory Size | 32 KB Flash (16K x 16) | — |
| EEPROM Size | 1 KB | — |
| SRAM Size | 2 KB | — |
| 最大时钟频率 | 20 MHz | — |
| Operating Voltage Range | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Supply Voltage (5V operation) | 4.5 V to 5.5 V | — |
| CPU Throughput | Up to 20 MIPS at 20 MHz | — |
| General Purpose I/O Lines | 32 | — |
| General Purpose Working Registers | 32 | — |
| ADC Channels / Resolution | 8-channel, 10-bit | — |
| Communication Interfaces | 2x USART, SPI, I2C (TWI) | — |
| Timer/Counters | 2x 8-bit, 1x 16-bit | 2x 8-bit, 2x 16-bit |
| 封装 | 44-pin TQFP (10x10 mm, 0.80 mm pitch) | TQFP-44 (10x10 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40C to +85C (industrial) | -40C to +85C (industrial) |
| Instruction Set | 131 powerful instructions, most single-clock cycle | — |
| Debug Interface | JTAG (IEEE 1149.1 boundary scan) | — |
| Packaging | Tape & Reel (AUR suffix) | — |
| RoHS 状态 | Compliant | Compliant |
| Core Architecture | — | 8-bit AVR RISC |
| Program Memory (Flash) | — | 128 KB |
| EEPROM | — | 4 KB |
| SRAM | — | 16 KB |
| Maximum CPU Speed | — | 20 MHz |
| I/O Pins | — | 32 |
| General-Purpose Registers | — | 32 |
| ADC | — | 10-bit, 8-channel |
| USART | — | 2 |
| SPI | — | 1 |
| TWI (I2C) | — | 1 |
| PWM Channels | — | 6 |
| In-System Programming | — | Yes (SPI) |
| JTAG Debug | — | Yes (IEEE 1149.1) |
| Power-Down Current | — | [DATA_NEEDED: power-down current in nA] |
| MSL 等级 | — | 3 (per JEDEC J-STD-020) |