ATMEGA64L-8AU vs ATMEGA64A-AUR 比較
詳細並排比較 ATMEGA64L-8AU 由 Microchip Technology 與 ATMEGA64A-AUR 由 Microchip Technology. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
Microchip Technology
ATMEGA64L-8AU - 8-bit AVR MCU, 64KB Flash, 8MHz | Microchip
ATMEGA64L-8AU ✓ 啟用中Microchip Technology
ATMEGA64A-AUR - 8-bit AVR MCU 64KB Flash 16MHz TQFP-64 | Microchip
ATMEGA64A-AUR ✓ 啟用中規格比較
| 參數 | ATMEGA64L-8AU | ATMEGA64A-AUR |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 類別 | Microcontrollers | Microcontrollers |
| 生命週期狀態 | 啟用中 | 啟用中 |
| Core Processor | AVR | — |
| Core Size | 8-Bit | — |
| Architecture | AVR enhanced RISC, 130 instructions | — |
| Speed | 8 MHz | — |
| Flash Memory | 64KB (32K x 16) In-System Programmable | — |
| EEPROM | 2KB | — |
| SRAM | 4KB | — |
| Operating Voltage Range | 2.7 V to 5.5 V | — |
| General Purpose I/O | 53 lines | 53 lines |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit (from manufacturer product summary) |
| Timers/Counters | 4 (with compare modes and PWM) | 4 flexible timer/counters with compare modes and PWM |
| USART | 2 | — |
| Serial Interfaces | TWI (I2C-compatible), SPI, 2x USART | — |
| JTAG | Yes (boundary scan, on-chip debug) | — |
| RTC | Real Time Counter with separate oscillator | — |
| 封裝 | 64-TQFP (14x14 mm) | 64-TQFP (14x14mm) |
| 安裝類型 | Surface Mount | Surface Mount |
| Lifecycle Note | Mature product, not recommended for new designs; replaced by ATmega64A | — |
| Core Architecture | — | 8-bit AVR RISC |
| Program Memory Size | — | 64KB (32K x 16) ISP Flash |
| EEPROM Size | — | 2KB |
| SRAM Size | — | 4KB |
| Maximum CPU Speed | — | 16MHz |
| Working Registers | — | 32 general purpose |
| Communication Interfaces | — | 2x USART, SPI, TWI (I2C compatible) |
| Oscillator Type | — | Internal |
| Debug / Test | — | JTAG for on-chip debug and boundary scan |
| 工作溫度範圍 | — | Industrial (-40C to +85C) |
| Packaging | — | Tape & Reel (TR) |
| RoHS 狀態 | — | Compliant (GREEN per FindIC listing) |
| Pin Compatibility | — | 100% pin compatible with ATmega103 |