ATMEGA128L-8AI vs ATMEGA1284P-MUR 对比
详细并排对比 ATMEGA128L-8AI 出自 Microchip Technology 和 ATMEGA1284P-MUR 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-8AI - 8-bit AVR MCU 8MHz 128KB TQFP-64 | Microchip
ATMEGA128L-8AI ✓ 量产中Microchip Technology
ATMEGA1284P-MUR - 8-bit AVR MCU 20MHz 128KB Flash | Microchip
ATMEGA1284P-MUR ✓ 量产中规格对比
| 参数 | ATMEGA128L-8AI | ATMEGA1284P-MUR |
|---|---|---|
| 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） | $6.60 | $0.00 |
| Core | AVR 8-bit RISC | AVR 8-bit RISC |
| Program Memory Size | 128KB (64K x 16) Flash | — |
| Program Memory Type | In-System Programmable FLASH | — |
| RAM Size | 4K x 8 SRAM | — |
| EEPROM Size | 4KB | — |
| Maximum Clock Speed | 8MHz | — |
| Supply Voltage Range | 2.7V to 5.5V | 2.7 V to 5.5 V |
| MIPS Throughput | Up to 8 MIPS at 8MHz (approx. 1 MIPS/MHz) | — |
| ADC | 8-channel 10-bit | 8-channel, 10-bit |
| Timers | Two 8-bit, two 16-bit | — |
| Communication Interfaces | 2x USART, SPI, TWI (I2C) | — |
| Debug Interface | JTAG (on-chip debug and boundary scan) | — |
| 工作温度 | -40C to +85C (industrial, A grade) | — |
| 封装 | 64-TQFP (14x14 mm) | 44-VQFN (7x7 mm), exposed pad |
| 安装类型 | Surface Mount | Surface Mount |
| Number of I/O | 53 programmable I/O lines | — |
| RoHS 状态 | [DATA_NEEDED: RoHS compliance confirmation] | — |
| MSL 等级 | [DATA_NEEDED: moisture sensitivity level] | — |
| Max Clock Frequency | — | 20 MHz |
| Flash Program Memory | — | 128 KB (64K x 16), In-System Programmable |
| SRAM | — | 16 KB |
| EEPROM | — | 4 KB |
| Throughput | — | Up to 20 MIPS at 20 MHz |
| General Purpose I/O Lines | — | 32 |
| USARTs | — | 2 |
| Timer/Counters | — | 3 (with compare modes and PWM) |
| Serial Interfaces | — | TWI (I2C, byte-oriented), SPI, 2x USART |
| Real Time Counter | — | Yes (RTC) |
| Working Registers | — | 32 x 8 general purpose |
| Instructions | — | 131 instructions, most single-cycle |
| Multiplier | — | On-chip 2-cycle hardware multiplier |
| Debug / Programming | — | ISP (In-Circuit Serial Programming), JTAG |
| Life Cycle Stage | — | Active |