ATMEGA324PA-AUR vs ATMEGA324PB-ANR 对比
详细并排对比 ATMEGA324PA-AUR 出自 Microchip Technology 和 ATMEGA324PB-ANR 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
ATMEGA324PB-ANR - 8-bit AVR MCU 20MHz 32KB Flash | Microchip
ATMEGA324PB-ANR ✓ 量产中规格对比
| 参数 | ATMEGA324PA-AUR | ATMEGA324PB-ANR |
|---|---|---|
| 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） | $1.98 | $2.64 |
| Core Processor | AVR 8-bit RISC | AVR |
| Program Memory Size | 32 KB Flash (16K x 16) | 32 KB (16K x 16) Flash |
| EEPROM Size | 1 KB | 1 KB |
| SRAM Size | 2 KB | — |
| 最大时钟频率 | 20 MHz | — |
| Operating Voltage Range | 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 | — |
| 封装 | 44-pin TQFP (10x10 mm, 0.80 mm pitch) | — |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40C to +85C (industrial) | [DATA_NEEDED: operating temperature range] |
| Instruction Set | 131 powerful instructions, most single-clock cycle | — |
| Debug Interface | JTAG (IEEE 1149.1 boundary scan) | — |
| Packaging | Tape & Reel (AUR suffix) | Tape & Reel (TR) |
| RoHS 状态 | Compliant | Compliant (Green package) |
| Core Size | — | 8-Bit |
| Speed | — | 20 MHz |
| Program Memory Type | — | ISP FLASH |
| RAM Size | — | 2 KB SRAM |
| Number of I/O | — | 39 |
| Number of Timers/Counters | — | 5 flexible timer/counters |
| Connectivity | — | I2C, SPI, USART |
| Touch Controller | — | QTouch PTC, 32 self-cap / 256 mutual-cap buttons |
| Architecture Features | — | RISC, 32 general purpose working registers, picoPower |
| 电源电压 | — | 5 V |
| 封装 / 外壳 | — | 44-TQFP (10x10 mm) |
| Grade | — | Extended Temperature, Green |
| Safety Qualification | — | Functional Safety (FuSa) supported family |