ATMEGA324P-20MQ vs ATMEGA644P-20MU 比較
詳細並排比較 ATMEGA324P-20MQ 由 Microchip Technology 與 ATMEGA644P-20MU 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
ATMEGA324P-20MQ - 8-bit AVR MCU 32KB 20MHz VQFN-44 | Microchip
ATMEGA324P-20MQ ✓ 啟用中Microchip Technology
ATMEGA644P-20MU - 8-bit AVR MCU 20MHz 64KB Flash | Microchip
ATMEGA644P-20MU Nrnd規格比較
| 參數 | ATMEGA324P-20MQ | ATMEGA644P-20MU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 類別 | Microcontrollers | Microcontrollers |
| 生命週期狀態 | 啟用中 | NRND |
| Core | AVR 8-bit RISC | — |
| Core Size | 8-bit | — |
| 最大時脈頻率 | 20 MHz | 20 MHz |
| Flash Memory | 32 KB (16K x 16) ISP | 64 KB (32K x 16) |
| EEPROM | 1 KB | 2 KB |
| SRAM | 2 KB | 4 KB |
| 供應電壓 | 5 V | 4.5 V to 5.5 V (at 20 MHz) |
| Number of I/O | 32 general purpose I/O lines | — |
| 封裝 | 44-VQFN (7x7 mm), exposed pad | 44-VQFN (7x7 mm) exposed pad |
| 安裝類型 | Surface Mount | Surface Mount |
| 工作溫度範圍 | Extended temperature (M suffix) | — |
| Instruction Set | 131 powerful instructions | — |
| Working Registers | 32 general purpose registers | — |
| Low Power Technology | picoPower | — |
| Programming / Debug | ICSP, JTAG | — |
| Timers / RTC | Real time counter plus three flexible timers | — |
| RoHS 狀態 | Green package (per FindIC listing) | Green / RoHS compliant |
| Core Architecture | — | AVR 8-bit enhanced RISC |
| USART Count | — | 2 |
| ADC | — | 10-bit, up to 8 channels |
| Interfaces | — | SPI, TWI (I2C-compatible), USART, JTAG |
| 工作溫度 | — | Industrial range |
| MIPS Rating | — | Up to 20 MIPS (1 MIPS/MHz) |
| Product Status | — | Mature product; not recommended for new designs, replaced by ATmega644PA |