ATMEGA8L-8PU vs ATMEGA8A-PU 对比
详细并排对比 ATMEGA8L-8PU 出自 Microchip Technology 和 ATMEGA8A-PU 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
ATMEGA8A-PU - 8-bit AVR MCU 16MHz 8KB Flash DIP-28 | Microchip
ATMEGA8A-PU ✓ 量产中规格对比
| 参数 | ATMEGA8L-8PU | ATMEGA8A-PU |
|---|---|---|
| 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） | $3.08 | $1.86 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Flash Memory | 8 KB (4K x 16) In-System Programmable | 8 KB (4K x 16) ISP |
| EEPROM | 512 B | 512 B |
| SRAM | 1 KB | 1 KB |
| 最大时钟频率 | 8 MHz | 16 MHz |
| Throughput | Up to 8 MIPS at 8 MHz (16 MIPS rating at 16 MHz for ATmega8 family) | 16 MIPS at 16 MHz |
| Supply Voltage Range | 2.7 V to 5.5 V | — |
| General Purpose I/O | 23 programmable I/O lines | — |
| ADC | 8-channel 10-bit (6 channels available on PDIP) | — |
| Timers/Counters | Three (two 8-bit, one 16-bit) | Three flexible timer/counters with compare |
| Communication Interfaces | USART, SPI, 2-Wire (I2C-compatible) | — |
| Instructions | 130 instructions, mostly single-cycle | 130 instructions, most single-cycle |
| Working Registers | 32 x 8-bit general purpose | 32 x 8 general purpose |
| 封装 | 28-PDIP (0.300 in, 7.62 mm) | 28-PDIP |
| 安装类型 | Through-Hole | Through Hole |
| 工作温度 | -40C to +85C (industrial, per FindIC IND TEMP listing) | — |
| Programming Interface | SPI In-System Programming (ISP) | In-System Programming (ISP) via SPI |
| RoHS 状态 | RoHS compliant (GREEN per FindIC) | — |
| Operating Voltage Range | — | 4.5 V to 5.5 V |
| General Purpose I/O Lines | — | 23 |
| Life Cycle Stage | — | Active |
| Series | — | AVR ATmega |
| Hardware Multiplier | — | On-chip 2-cycle multiplier |