ATMEGA164P-20MU vs ATMEGA644P-20MU 比較
詳細並排比較 ATMEGA164P-20MU 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
ATMEGA164P-20MU - 8-bit AVR MCU 20MHz 16KB Flash | Microchip
ATMEGA164P-20MU ✓ 啟用中Microchip Technology
ATMEGA644P-20MU - 8-bit AVR MCU 20MHz 64KB Flash | Microchip
ATMEGA644P-20MU Nrnd規格比較
| 參數 | ATMEGA164P-20MU | ATMEGA644P-20MU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 類別 | Microcontrollers | Microcontrollers |
| 生命週期狀態 | 啟用中 | NRND |
| Core Processor | AVR | — |
| Core Size | 8-Bit | — |
| Speed | 20 MHz | — |
| Program Memory Size | 16 KB (8K x 16) FLASH | — |
| EEPROM Size | 512 B | — |
| RAM Size | 1 KB SRAM | — |
| Supply Voltage Range | 2.7 V to 5.5 V | — |
| Number of I/O | 32 | — |
| Timers/Counters | 3 (with compare modes and PWM) | — |
| Communication Interfaces | 2x USART, TWI (I2C), SPI | — |
| ADC | 8-channel 10-bit | 10-bit, up to 8 channels |
| RTC | Yes (real-time counter) | — |
| Instructions | 133 (advanced RISC, mostly single-cycle) | — |
| 工作溫度 | [DATA_NEEDED: operating temperature range] | Industrial range |
| 封裝 | 44-VQFN (7x7 mm) with Exposed Pad | 44-VQFN (7x7 mm) exposed pad |
| 安裝類型 | Surface Mount | Surface Mount |
| Low Power Technology | picoPower | — |
| Programming | ISP (In-System Programming), read-while-write | — |
| Core Architecture | — | AVR 8-bit enhanced RISC |
| 最大時脈頻率 | — | 20 MHz |
| Flash Memory | — | 64 KB (32K x 16) |
| SRAM | — | 4 KB |
| EEPROM | — | 2 KB |
| 供應電壓 | — | 4.5 V to 5.5 V (at 20 MHz) |
| USART Count | — | 2 |
| Interfaces | — | SPI, TWI (I2C-compatible), USART, JTAG |
| MIPS Rating | — | Up to 20 MIPS (1 MIPS/MHz) |
| RoHS 狀態 | — | Green / RoHS compliant |
| Product Status | — | Mature product; not recommended for new designs, replaced by ATmega644PA |