ATMEGA644P-A15AZ vs ATMEGA644P-20PU 比較
詳細並排比較 ATMEGA644P-A15AZ 由 Microchip Technology 與 ATMEGA644P-20PU 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
ATMEGA644P-A15AZ - 64KB Flash 16MHz 5V AVR MCU | Microchip
ATMEGA644P-A15AZ NrndMicrochip Technology
ATMEGA644P-20PU - 8-bit AVR MCU 20MHz 64KB Flash | Microchip
ATMEGA644P-20PU ✓ 啟用中規格比較
| 參數 | ATMEGA644P-A15AZ | ATMEGA644P-20PU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 類別 | Microcontrollers | Microcontrollers |
| 生命週期狀態 | NRND | 啟用中 |
| Core Architecture | AVR enhanced RISC 8-bit | AVR 8-bit RISC |
| Program Memory (Flash) | 64 KB | — |
| SRAM | 4 KB | 4KB |
| EEPROM | 2 KB | 2KB |
| Maximum Clock Speed | 16 MHz | — |
| Supply Voltage (Vcc) | 4.5 V to 5.5 V | — |
| General-Purpose I/O Pins | 53 | — |
| ADC | 10-bit, 8 channels | — |
| USART | 2 | — |
| SPI | 1 | — |
| TWI (I2C) | 1 | — |
| PWM Channels | 6 | 6 |
| Timers/Counters | 2x 8-bit + 1x 16-bit | 3 |
| 工作溫度 | -40 C to +85 C (industrial) / -40 C to +105 C (automotive grade) | -40C to +85C |
| 封裝 | 44-pin TQFP (10x10 mm) | 40-PDIP (0.600 inch width) |
| 安裝類型 | Surface Mount | Through Hole |
| Automotive Qualification | AEC-Q100 (per AZ speed-grade suffix) | — |
| RoHS 狀態 | Compliant | [DATA_NEEDED: RoHS compliance status] |
| Core Size | — | 8-bit |
| Max Clock Frequency | — | 20 MHz |
| Flash Memory | — | 64KB (32K x 16) |
| I/O Count | — | 32 |
| ADC Channels | — | 8 channels, 10-bit |
| Communication Interfaces | — | I2C, SPI, UART/USART (2 x USART) |
| Supply Voltage (max speed) | — | 5 V (4.5V to 5.5V) |
| Program Memory Type | — | ISP FLASH (read-while-write) |
| Technology | — | picoPower low-power CMOS |
| MSL 等級 | — | N/A (through-hole) |