ATMEGA128-16AI vs ATMEGA128A-ANR 对比
详细并排对比 ATMEGA128-16AI 出自 Microchip Technology 和 ATMEGA128A-ANR 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
ATMEGA128-16AI - 8-bit AVR MCU 16MHz 128KB Flash | Microchip
ATMEGA128-16AI ✓ 量产中Microchip Technology
ATMEGA128A-ANR - 8-bit AVR MCU 128KB Flash 16MHz | Microchip
ATMEGA128A-ANR ✓ 量产中规格对比
| 参数 | ATMEGA128-16AI | ATMEGA128A-ANR |
|---|---|---|
| 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） | $5.90 | $7.96 |
| Core Architecture | AVR 8-bit RISC | AVR 8-bit RISC |
| CPU Speed | 16 MHz | — |
| Flash Memory | 128 KB (64K x 16) In-System Programmable | 128 KB (64K x 16) |
| SRAM | 4 KB | 4 KB |
| EEPROM | 4 KB | 4 KB |
| Operating Voltage | 4.5 V to 5.5 V | — |
| MIPS Throughput | 16 MIPS at 16 MHz | — |
| ADC | 8-channel 10-bit | 8-channel 10-bit |
| Timers/Counters | Two 8-bit, Two 16-bit | — |
| Communication Interfaces | SPI, TWI (I2C), 2x USART | — |
| JTAG | On-chip JTAG for debugging and boundary scan | — |
| Instructions | 133 instructions, most single-cycle | 135 instructions, most single-cycle |
| 封装 | 64-TQFP (14x14 mm) | 64-TQFP (14x14 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40C to +85C (industrial, per AI suffix) | [DATA_NEEDED: operating temperature range] |
| External Memory Interface | XMEM up to 64 KB | Yes (WR, RD, ALE) |
| RoHS 状态 | unknown | Green (per Mouser) |
| 最大时钟频率 | — | 16 MHz |
| General Purpose I/O | — | 53 I/O lines |
| Working Registers | — | 32 general purpose |
| Timer/Counters | — | 4 flexible timer/counters |
| USART | — | 2 |
| Interfaces | — | SPI, TWI (I2C-compatible), JTAG |
| Pin Compatibility | — | 100% compatible with ATmega103 |