ATMEGA329A-AU vs ATMEGA329-16AU 对比
详细并排对比 ATMEGA329A-AU 出自 Microchip Technology 和 ATMEGA329-16AU 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
ATMEGA329-16AU - 8-bit AVR MCU 16MHz 32KB Flash LCD | Microchip
ATMEGA329-16AU ✓ 量产中规格对比
| 参数 | ATMEGA329A-AU | ATMEGA329-16AU |
|---|---|---|
| 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） | $3.31 | $8.45 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Flash Memory | 32 KB ISP Flash (16K x 16) with read-while-write | — |
| SRAM | 2 KB | 2 KB |
| EEPROM | 1 KB | 1 KB |
| 最大时钟频率 | 20 MHz | 16 MHz |
| General Purpose I/O | 54 lines | — |
| Working Registers | 32 general purpose | — |
| LCD Controller | On-chip LCD controller with internal contrast control | On-chip segment LCD controller with internal contrast control |
| Debug/Programming Interface | JTAG (boundary-scan, on-chip debug, ISP programming) | — |
| Timers | Three flexible timers | — |
| 封装 | 64-TQFP (14x14 mm) | 64-TQFP (14x14 mm), 0.8 mm pitch |
| 安装类型 | Surface Mount | Surface Mount |
| Temperature Grade | Industrial | — |
| RoHS 状态 | Green (compliant) | [DATA_NEEDED: RoHS status] |
| Supply Voltage Range | 2.5 V to 5.5 V (per ATmega329A family; see datasheet) | 4.5 V to 5.5 V |
| Product Family | AVR ATmega | — |
| Flash Program Memory | — | 32 KB (16K x 16) |
| General Purpose I/O Lines | — | 54 |
| JTAG Interface | — | Yes (boundary-scan, on-chip debug, programming) |
| In-System Programming | — | Yes (ISP Flash, read-while-write) |
| General Purpose Working Registers | — | 32 |
| Instructions | — | 130+ powerful instructions, most single-clock cycle |
| Life Cycle Stage | — | Active |
| 工作温度 | — | [DATA_NEEDED: operating temperature range] |