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