ATMEGA128L-8AN vs ATMEGA128A-AN 对比
详细并排对比 ATMEGA128L-8AN 出自 Microchip Technology 和 ATMEGA128A-AN 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
ATMEGA128L-8AN - 8MHz 128KB Flash AVR MCU | Microchip 64-TQFP (Tape & Reel)
ATMEGA128L-8AN ✓ 量产中Microchip Technology
ATMEGA128A-AN - 8-bit AVR MCU 128KB Flash 16MHz | Microchip
ATMEGA128A-AN ✓ 量产中规格对比
| 参数 | ATMEGA128L-8AN | ATMEGA128A-AN |
|---|---|---|
| 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） | $11.85 | $1.95 |
| Core Architecture | 8-bit AVR RISC | — |
| Program Memory (Flash) | 128 KB (64K x 16) | — |
| SRAM | 4 KB | 4 KB |
| EEPROM | 4 KB | 4 KB |
| 最大时钟频率 | 8 MHz | 16 MHz |
| Supply Voltage Range | 2.7 V to 5.5 V | — |
| GPIO Pins | 53 | — |
| ADC | 8-channel, 10-bit | [DATA_NEEDED: ADC resolution and channels] |
| Timers/Counters | 4 flexible Timer/Counters with PWM | 4 flexible Timer/Counters with compare modes and PWM |
| Communication Interfaces | 2x USART, SPI, TWI (I2C-compatible) | — |
| JTAG Interface | Yes (IEEE 1149.1-compliant, on-chip debug) | — |
| 封装 | 64-pin TQFP (14x14 mm), 1 mm height, Tape & Reel | TQFP-64 |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | Industrial, -40C to +85C (R suffix indicates T&R packaging) | -40C to +105C |
| Watchdog Timer | Yes, with separate on-chip oscillator | — |
| Instruction Set | 133 powerful instructions, mostly single-cycle | — |
| Throughput | Up to 1 MIPS per MHz | — |
| RoHS 状态 | Compliant (Green, Pb-free) | Green (per LCSC/Mouser listing) |
| Core | — | AVR 8-bit RISC |
| Flash Memory | — | 128 KB (In-System Programmable, read-while-write) |
| General Purpose I/O | — | 53 lines |
| Working Registers | — | 32 general purpose |
| USART | — | 2 |
| Real Time Counter | — | Yes (RTC) |
| 电源电压 | — | [DATA_NEEDED: supply voltage range] |