ATMEGA3290-16AI vs ATMEGA6490-16AUR 对比
详细并排对比 ATMEGA3290-16AI 出自 Microchip Technology 和 ATMEGA6490-16AUR 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
ATMEGA3290-16AI - AVR 8-bit MCU 16MHz 32KB TQFP-100 | Microchip
ATMEGA3290-16AI ✓ 量产中Microchip Technology
ATMEGA6490-16AUR - 8-bit AVR MCU 64KB Flash 16MHz LCD | Microchip
ATMEGA6490-16AUR ✓ 量产中规格对比
| 参数 | ATMEGA3290-16AI | ATMEGA6490-16AUR |
|---|---|---|
| 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） | $4.14 | $8.45 |
| Core Architecture | AVR 8-bit RISC, 130 instructions | 8-bit AVR RISC |
| Flash Program Memory | 32 KB (16K x 16) | 64 KB (32K x 16) ISP, read-while-write |
| SRAM | 2 KB | 4 KB |
| EEPROM | 1 KB | 2 KB |
| 最大时钟频率 | 16 MHz | — |
| Supply Voltage Range | 2.7 V to 5.5 V | — |
| General Purpose I/O | 69 I/O lines | 54 / 69 lines |
| Serial Interfaces | SPI, UART/USART, USI | — |
| LCD Controller | Integrated segmented LCD driver | Integrated segment LCD driver |
| Working Registers | 32 x 8-bit general purpose | 32 general purpose registers |
| 封装 | 100-TQFP (14 x 14 mm) | 100-TQFP (14 x 14 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40C to +85C (Industrial) | -40C to +85C (industrial) |
| Low Power Technology | picoPower AVR, multiple sleep modes | picoPower |
| Debug Interface | JTAG (on-chip debug, boundary scan) | — |
| In-System Programming | Yes (self-programming Flash, read-while-write) | — |
| RoHS 状态 | Compliant (RoHS per distributor listings) | Compliant (GREEN, per FindIC data) |
| Maximum CPU Speed | — | 16 MHz |
| ADC | — | 8-channel 10-bit |
| Debug / Boundary Scan | — | JTAG interface |
| 电源电压 | — | 4.5 V to 5.5 V (16 MHz grade) |
| Packaging | — | Tape & Reel (R suffix) |
| Instructions | — | 130 instructions, mostly single-cycle |