ATMEGA128L-8AI vs ATMEGA128L-8AC 对比
详细并排对比 ATMEGA128L-8AI 出自 Microchip Technology 和 ATMEGA128L-8AC 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
ATMEGA128L-8AC - 8-bit AVR MCU, 128KB Flash, 8MHz, 64-TQFP | Microchip
ATMEGA128L-8AC ✓ 量产中规格对比
| 参数 | ATMEGA128L-8AI | ATMEGA128L-8AC |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| Core | 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 | — |
| MIPS Throughput | Up to 8 MIPS at 8MHz (approx. 1 MIPS/MHz) | Up to 8 MIPS at 8 MHz |
| ADC | 8-channel 10-bit | 10-bit, 8-channel |
| 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) | 0 C to +70 C (commercial, 'C' suffix) |
| 封装 | 64-TQFP (14x14 mm) | 64-pin TQFP (14x14 mm) |
| 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] | Compliant (lead-free 'AC' suffix) |
| MSL 等级 | [DATA_NEEDED: moisture sensitivity level] | — |
| Core Architecture | — | AVR RISC (enhanced 8-bit) |
| Program Memory (Flash) | — | 128 KB (64K x 16) |
| SRAM | — | 4 KB |
| EEPROM | — | 4 KB |
| 最大时钟频率 | — | 8 MHz |
| Operating Voltage (L-grade) | — | 2.7 V to 5.5 V |
| Instruction Set | — | 133 instructions, mostly single-cycle |
| General-Purpose I/O Pins | — | 53 |
| General-Purpose Registers | — | 32 |
| USART | — | 2 |
| Two-Wire Interface (I2C) | — | 1 (byte-oriented) |
| SPI | — | 1 |
| Timer/Counters | — | 4 (with compare and PWM) |
| Watchdog Timer | — | Yes (with on-chip oscillator) |
| JTAG Debug Interface | — | Yes (IEEE 1149.1 compliant) |