ATMEGA128A-AU vs ATMEGA64A-AN 对比
详细并排对比 ATMEGA128A-AU 出自 Microchip Technology 和 ATMEGA64A-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
ATMEGA128A-AU - 8-bit AVR MCU 128KB Flash 16MHz TQFP-64 | Microchip
ATMEGA128A-AU ✓ 量产中
规格对比
| 参数 | ATMEGA128A-AU | ATMEGA64A-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） | $4.30 | $7.02 |
| Core Processor | AVR | — |
| Core Size | 8-Bit | 8-bit |
| Architecture | Enhanced RISC, 133 instructions | — |
| Max Clock Frequency | 16 MHz | — |
| Flash Memory | 128 KB (64K x 16), In-System Programmable, read-while-write | — |
| EEPROM | 4 KB | — |
| SRAM | 4 KB | — |
| Supply Voltage Range | 2.7 V to 5.5 V | [DATA_NEEDED: supply voltage range] |
| General Purpose I/O | 53 lines | — |
| Working Registers | 32 general purpose | 32 general purpose |
| Timers/Counters | 4 flexible timer/counters with compare modes and PWM | 4 flexible timer/counters with compare modes and PWM |
| Communication Interfaces | 2x USART, TWI (I2C), SPI | — |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit |
| Real-Time Counter | Yes (RTC) | Yes |
| Debug / Boundary Scan | JTAG (IEEE 1149.1) | — |
| 封装 | 64-TQFP (14x14 mm) | 64-TQFP (14x14 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | [DATA_NEEDED: operating temperature range] | -40C to +105C |
| Projected End of Life | 2048-10-03 (per distributor lifecycle data) | — |
| Core | — | AVR 8-bit RISC |
| 最大时钟频率 | — | 16 MHz |
| Program Memory Size | — | 64 KB (32K x 16) Flash |
| EEPROM Size | — | 2 KB |
| SRAM Size | — | 4 KB |
| Number of I/Os | — | 53 |
| USART | — | 2 |
| Serial Interfaces | — | 2x USART, TWI (I2C-compatible), SPI |
| Program Memory Type | — | ISP FLASH with read-while-write |
| RoHS 状态 | — | Compliant (Green per FindIC listing) |
| Programming Method | — | In-System Programming (ISP) |