ATMEGA64L-8MQ vs ATMEGA649P-MU 对比
详细并排对比 ATMEGA64L-8MQ 出自 Microchip Technology 和 ATMEGA649P-MU 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
ATMEGA649P-MU - 8-bit AVR MCU 64KB Flash LCD 16MHz | Microchip
ATMEGA649P-MU ✓ 量产中规格对比
| 参数 | ATMEGA64L-8MQ | ATMEGA649P-MU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 不推荐新设计 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $7.95 | $3.91 |
| Core | AVR 8-bit RISC | — |
| Core Size | 8-Bit | 8-Bit |
| Max Clock Frequency | 8 MHz | — |
| Flash Memory Size | 64KB (32K x 16) | — |
| SRAM Size | 4KB | — |
| EEPROM Size | 2KB | — |
| Supply Voltage Range | 2.7 V to 5.5 V | — |
| MIPS Throughput | up to 8 MIPS (approx. 1 MIPS/MHz) | — |
| Instruction Set | 130 powerful instructions, most single-cycle | — |
| General Purpose Registers | 32 x 8 | — |
| 封装 | 64-VFQFN (9x9 mm), exposed pad | 64-QFN (9x9 mm), MLF/VQFN |
| 安装类型 | Surface Mount | Surface Mount |
| Temperature Grade | Extended industrial | — |
| 引脚数 | 64 | — |
| Terminal Form | No-lead (QCCN) | — |
| RoHS / Green Status | GREEN, RoHS-compliant (Q suffix) | — |
| Packaging | Tape & Reel (R suffix) | — |
| Lifecycle | Mature product; not recommended for new designs; replaced by ATmega64A | — |
| Core Processor | — | AVR |
| Speed | — | 16 MHz |
| Flash Memory | — | 64 KB (32K x 16) |
| EEPROM | — | 2 KB |
| SRAM | — | 4 KB |
| Connectivity | — | SPI, UART/USART |
| General Purpose I/O | — | 54 / 69 |
| LCD Controller | — | Yes (segment LCD driver) |
| Operating Voltage | — | 1.8 V to 5.5 V |
| Working Registers | — | 32 general purpose |
| Debug Interface | — | JTAG (on-chip debug, boundary scan) |
| Low Power Technology | — | picoPower |
| Temperature Range | — | Industrial (Ind Temp) |
| RoHS 状态 | — | Green (RoHS compliant) |
| Programming | — | ISP (In-System Programmable), read-while-write |