ATMEGA649V-8AUR vs ATMEGA649A-AUR 比較
詳細並排比較 ATMEGA649V-8AUR 由 Microchip Technology 與 ATMEGA649A-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
ATMEGA649V-8AUR - 8MHz AVR MCU 64KB Flash LCD | Microchip
ATMEGA649V-8AUR ✓ 啟用中Microchip Technology
ATMEGA649A-AUR - 8-Bit AVR MCU, 64KB Flash, TQFP-64 | Microchip
ATMEGA649A-AUR ✓ 啟用中規格比較
| 參數 | ATMEGA649V-8AUR | ATMEGA649A-AUR |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 類別 | Microcontrollers | Microcontrollers |
| 生命週期狀態 | 啟用中 | 啟用中 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Program Memory Size | 64KB (32K x 16) Flash | — |
| EEPROM Size | 2KB | — |
| SRAM Size | 4KB | — |
| 最大時脈頻率 | 8 MHz | — |
| Supply Voltage Range | 1.8 V to 5.5 V | 4.5 V to 5.5 V |
| General Purpose I/O | 54 I/O lines | — |
| LCD Driver | Segment LCD controller (up to 4x40 / 132 segments per datasheet) | — |
| JTAG Interface | Yes (boundary-scan and on-chip debug) | Yes (boundary-scan, on-chip debug, programming) |
| 封裝 | 64-TQFP (14x14 mm) | 64-TQFP (14x14 mm) |
| 安裝類型 | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (R suffix) | — |
| RoHS 狀態 | Compliant | — |
| 生命週期狀態 | Active (newer device available: ATMEGA649A) | Active |
| 工作溫度 | [DATA_NEEDED: operating temperature range] | — |
| ADC Resolution | [DATA_NEEDED: ADC resolution and channels] | — |
| Timers | [DATA_NEEDED: timer peripheral count and sizes] | — |
| Communication Interfaces | [DATA_NEEDED: USART/SPI/TWI count] | — |
| MIPS Rating | [DATA_NEEDED: MIPS at 8 MHz] | — |
| MSL Rating | [DATA_NEEDED: moisture sensitivity level] | — |
| Flash Program Memory | — | 64 KB (32K x 16) |
| EEPROM | — | 2 KB |
| SRAM | — | 4 KB |
| Maximum Clock Speed | — | 16 MHz |
| I/O Ports | — | 53 general-purpose I/O lines |
| LCD Controller | — | Yes, on-chip with internal contrast control |
| Instructions | — | 130 instructions, most single-cycle |
| Flash Programming | — | In-System Programmable (ISP), read-while-write |
| Operating Temperature Grade | — | Industrial |
| 資料匯流排寬度 | — | 8 bit |