ATMEGA6490V-8AI vs ATMEGA6490V-8AU 对比
详细并排对比 ATMEGA6490V-8AI 出自 Microchip Technology 和 ATMEGA6490V-8AU 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
ATMEGA6490V-8AI - 8-Bit AVR MCU, 64KB Flash, 8MHz | Microchip
ATMEGA6490V-8AI ✓ 量产中Microchip Technology
ATMEGA6490V-8AU - 8-bit AVR MCU 64KB 8MHz 100-TQFP | Microchip
ATMEGA6490V-8AU ✓ 量产中规格对比
| 参数 | ATMEGA6490V-8AI | ATMEGA6490V-8AU |
|---|---|---|
| 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） | $6.45 | $7.45 |
| Core Architecture | 8-bit AVR RISC | — |
| 最大时钟频率 | 8 MHz | — |
| Flash Program Memory | 64 KB (32K x 16) | — |
| SRAM | 4 KB | — |
| EEPROM | 2 KB | — |
| Supply Voltage Range | 1.8 V to 5.5 V (V-grade) | — |
| GPIO Count | 54 / 69 general purpose I/O lines | — |
| 封装 | 100-TQFP (14x14 mm) | 100-TQFP (14x14 mm) |
| 工作温度 | -40C to +85C (industrial) | [DATA_NEEDED: operating temperature range for V grade suffix] |
| LCD Controller | Integrated, segment LCD driver (up to 160 segments on 100-pin device) | Integrated segment LCD driver |
| Instructions | 130 powerful instructions, most single-cycle | 130 instructions, most single clock cycle |
| Working Registers | 32 general purpose | 32 general purpose registers |
| Self-Programming | Yes, read-while-write ISP Flash | — |
| Programming/Debug | ICSP via SPI; JTAG-based on-chip debugging | — |
| Technology | picoPower low-power AVR | picoPower low power |
| 安装类型 | Surface Mount | Surface Mount |
| Moisture Sensitivity Level | [DATA_NEEDED: MSL Level] | — |
| RoHS 状态 | unknown | [DATA_NEEDED: RoHS compliance status] |
| Core | — | AVR 8-bit RISC |
| Core Size | — | 8-bit |
| Speed | — | 8MHz |
| Program Memory Size | — | 64KB (32K x 16) Flash |
| EEPROM Size | — | 2KB |
| SRAM Size | — | 4KB |
| Number of I/O | — | 54 / 69 general purpose I/O lines |
| Debug Interface | — | JTAG (boundary-scan and on-chip debug) |
| Program Memory Type | — | ISP FLASH, read-while-write, self-programming |
| Supply Voltage Range (V-grade) | — | 1.8 V to 5.5 V |