ATMEGA6450P-AU vs ATMEGA645P-AU 对比
详细并排对比 ATMEGA6450P-AU 出自 Microchip Technology 和 ATMEGA645P-AU 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
ATMEGA6450P-AU - 8-bit AVR MCU 64KB Flash 20MHz | Microchip
ATMEGA6450P-AU ✓ 量产中Microchip Technology
ATMEGA645P-AU - 8-bit AVR MCU 64KB Flash 16MHz TQFP-64 | Microchip
ATMEGA645P-AU ✓ 量产中规格对比
| 参数 | ATMEGA6450P-AU | ATMEGA645P-AU |
|---|---|---|
| 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） | $5.90 | $4.60 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Flash Memory | 64 KB (32K x 16) ISP Flash | 64 KB (32K x 16) ISP |
| EEPROM | 2 KB | 2 KB |
| SRAM | 4 KB | 4 KB |
| 最大时钟频率 | 20 MHz | 16 MHz |
| I/O Lines | 54/69 general purpose I/O | — |
| Working Registers | 32 general purpose | 32 x 8-bit general purpose |
| Instruction Set | 130 powerful instructions, most single-cycle | — |
| Debug/Programming Interface | JTAG (boundary-scan, on-chip debug/programming) | — |
| Flash Read-While-Write | Yes | — |
| Low Power Technology | picoPower | picoPower |
| Operating Voltage Range | [DATA_NEEDED: operating voltage range] | — |
| 封装 | 100-TQFP (14x14 mm) | 64-TQFP (14 x 14 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 引脚数 | 100 | — |
| Timers/Counters | Three flexible timer/counters with compare modes | — |
| RoHS 状态 | Compliant | Compliant (Green package per Microchip listings) |
| 工作温度 | [DATA_NEEDED: operating temperature range] | -40C to +85C (Industrial) |
| Supply Voltage Range | — | 2.5 V to 5.5 V |
| General Purpose I/O | — | 54 lines |
| Programming Interface | — | ICSP (In-Circuit Serial Programming) |
| Debug Support | — | debugWIRE via MPLAB SNAP |
| Approximate Throughput | — | up to 16 MIPS at 16 MHz (1 MIPS/MHz) |