ATMEGA64L-8AQ vs ATMEGA64A-AUR 对比
详细并排对比 ATMEGA64L-8AQ 出自 Microchip Technology 和 ATMEGA64A-AUR 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
ATMEGA64L-8AQ - 8-Bit AVR MCU, 64KB Flash, 8MHz TQFP-64 | Microchip
ATMEGA64L-8AQ ✗ 停产Microchip Technology
ATMEGA64A-AUR - 8-bit AVR MCU 64KB Flash 16MHz TQFP-64 | Microchip
ATMEGA64A-AUR ✓ 量产中规格对比
| 参数 | ATMEGA64L-8AQ | ATMEGA64A-AUR |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 停产 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $7.50 | $4.10 |
| Core Size | 8-Bit | — |
| Series | AVR ATmega64 | — |
| 最大时钟频率 | 8 MHz | — |
| Program Memory Size | 64 KB (32K x 16) Flash | 64KB (32K x 16) ISP Flash |
| EEPROM Size | 2 KB | 2KB |
| SRAM Size | 4 KB | 4KB |
| ADC Resolution | 10-bit | — |
| Number of ADC Channels | 8 | — |
| Core Architecture | AVR RISC, 130 instructions | 8-bit AVR RISC |
| General Purpose Registers | 32 x 8 | — |
| Debug Interface | JTAG (on-chip debug, boundary scan) | — |
| Communication Interfaces | 2x USART, SPI, TWI (I2C) | 2x USART, SPI, TWI (I2C compatible) |
| Operating Voltage | 2.7 V to 5.5 V (L grade) | — |
| 工作温度 | -40C to +85C | — |
| 封装 | 64-TQFP (14x14 mm) | 64-TQFP (14x14mm) |
| 安装类型 | Surface Mount | Surface Mount |
| Life Cycle | Mature; not recommended for new designs (replaced by ATmega64A) | — |
| Maximum CPU Speed | — | 16MHz |
| General Purpose I/O | — | 53 lines |
| Working Registers | — | 32 general purpose |
| Timers/Counters | — | 4 flexible timer/counters with compare modes and PWM |
| ADC | — | 8-channel, 10-bit (from manufacturer product summary) |
| Oscillator Type | — | Internal |
| Debug / Test | — | JTAG for on-chip debug and boundary scan |
| 工作温度范围 | — | Industrial (-40C to +85C) |
| Packaging | — | Tape & Reel (TR) |
| RoHS 状态 | — | Compliant (GREEN per FindIC listing) |
| Pin Compatibility | — | 100% pin compatible with ATmega103 |