ATMEGA325-16AU vs ATMEGA325A-ANR 对比
详细并排对比 ATMEGA325-16AU 出自 Microchip Technology 和 ATMEGA325A-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
ATMEGA325-16AU - 32KB Flash 16MHz AVR 8-Bit MCU | Microchip
ATMEGA325-16AU ✓ 量产中Microchip Technology
ATMEGA325A-ANR - 8-bit AVR MCU 32KB 20MHz TQFP-64 | Microchip
ATMEGA325A-ANR ✓ 量产中规格对比
| 参数 | ATMEGA325-16AU | ATMEGA325A-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） | $2.40 | $3.93 |
| Core Architecture | 8-bit AVR RISC | — |
| Program Memory Size | 32KB (16K x 16) FLASH | 32KB (16K x 16) Flash |
| EEPROM Size | 1KB | 1KB |
| SRAM Size | 2KB | — |
| 最大时钟频率 | 16 MHz | — |
| Supply Voltage Range | 4.5 V to 5.5 V | — |
| Number of I/O Pins | 54 | — |
| 封装 | 64-TQFP (14 x 14 mm, 0.8 mm pitch) | — |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40C to +85C | -40C to +105C |
| Instruction Set | 131 instructions, mostly single-cycle | — |
| Peripherals | 10-bit ADC, UART, SPI, Watchdog Timer, Timers | — |
| In-System Programming | Yes (ISP FLASH) | — |
| Life Cycle Stage | ACTIVE | — |
| RoHS 状态 | [DATA_NEEDED: RoHS compliance status] | Compliant (Green, per FindIC listing) |
| MSL Rating | [DATA_NEEDED: moisture sensitivity level] | — |
| Core Processor | — | AVR |
| Core Size | — | 8-Bit |
| Speed | — | 20 MHz |
| Program Memory Type | — | ISP FLASH |
| RAM Size | — | 2K x 8 |
| Number of I/O | — | 54 |
| Oscillator Type | — | Internal |
| 封装 / 外壳 | — | 64-TQFP (14x14 mm) |
| Architecture | — | AVR Advanced RISC, 130 instructions |
| Working Registers | — | 32 x 8-bit general purpose |
| Debug / Scan | — | JTAG |
| Operating Voltage Range | — | [DATA_NEEDED: operating voltage range] |
| Data Converters | — | [DATA_NEEDED: ADC channel count and resolution] |