ATMEGA3290PA-AUR vs ATMEGA6490A-AUR 对比
详细并排对比 ATMEGA3290PA-AUR 出自 Microchip Technology 和 ATMEGA6490A-AUR 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
ATMEGA3290PA-AUR - 8-Bit AVR MCU 32KB 20MHz TQFP-100 | Microchip
ATMEGA3290PA-AUR ✓ 量产中Microchip Technology
ATMEGA6490A-AUR - 8-bit AVR MCU, 64KB Flash, LCD | Microchip
ATMEGA6490A-AUR ✓ 量产中规格对比
| 参数 | ATMEGA3290PA-AUR | ATMEGA6490A-AUR |
|---|---|---|
| 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） | $2.95 | $6.55 |
| Core Processor | AVR | — |
| Core Size | 8-Bit | 8-bit |
| Program Memory Type | FLASH | — |
| Program Memory Size | 32KB (16K x 16) | — |
| RAM Size | 2KB | — |
| EEPROM Size | 1KB | — |
| 最大时钟频率 | 20 MHz | 20 MHz |
| Supply Voltage Range | 4.5 V to 5.5 V | — |
| Instruction Set | 131 powerful instructions, most single-clock cycle | — |
| LCD Driver | 4 x 40 Segment LCD Driver | — |
| Timers | Two 8-bit timer/counters with separate prescaler and compare mode; one 16-bit timer/counter | — |
| 封装 | TQFP-100 (14x14 mm), 0.8 mm pitch | 100-TQFP (14x14 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| Programming Method | In-System Programmable (ISP), self-programming Flash | — |
| Power Modes | Idle, Power-save, Power-down, Standby, Extended Standby (picoPower) | — |
| RoHS 状态 | Green / Compliant (per FindIC listing) | — |
| Core | — | AVR 8-bit RISC |
| Flash Memory | — | 64 KB (32K x 16) ISP, read-while-write |
| EEPROM | — | 2 KB |
| SRAM | — | 4 KB |
| Instructions | — | 130, most single-cycle |
| General Purpose Working Registers | — | 32 |
| General Purpose I/O Lines | — | 54 / 69 |
| LCD Controller | — | On-chip, with internal contrast control |
| Timers/Counters | — | 3 flexible timers |
| Debug/Programming Interface | — | JTAG (boundary-scan, on-chip debug and programming) |
| 电源电压 | — | [DATA_NEEDED: operating voltage range] |
| Series | — | AVR ATmega |