ATMEGA644P-20PQ vs ATMEGA645P-AU तुलना
विस्तृत दोनों ओर की तुलना ATMEGA644P-20PQ द्वारा Microchip Technology और ATMEGA645P-AU द्वारा Microchip Technology. मुख्य विशेषताओं, इलेक्ट्रिकल पैरामीटर, पैकेजिंग, चक्र स्थिति, मूल्यांकन और उपलब्धता को तुलना करके अपनी डिजाइन की आवश्यकताओं के लिए सबसे अच्छा घटक निर्धारित करें。
Microchip Technology
ATMEGA644P-20PQ - 8-bit AVR MCU 20MHz 64KB Flash DIP-40 | Microchip
ATMEGA644P-20PQ NrndMicrochip Technology
ATMEGA645P-AU - 8-bit AVR MCU 64KB Flash 16MHz TQFP-64 | Microchip
ATMEGA645P-AU ✓ सक्रियविशेषता तुलना
| पैरामीटर | ATMEGA644P-20PQ | ATMEGA645P-AU |
|---|---|---|
| ब्रांड | Microchip Technology | Microchip Technology |
| श्रेणी | Microcontrollers | Microcontrollers |
| लाइफसाइकिल स्थिति | NRND | सक्रिय |
| Core Architecture | AVR 8-bit RISC | 8-bit AVR RISC |
| अधिकतम क्लॉक फ़्रीक्वेंसी | 20 MHz | 16 MHz |
| Flash Memory | 64 KB (32K x 16) | 64 KB (32K x 16) ISP |
| SRAM | 4 KB (4K x 8) | 4 KB |
| EEPROM | 2 KB | 2 KB |
| Supply Voltage Range | 2.7 V to 5.5 V | 2.5 V to 5.5 V |
| Operating Voltage (20MHz) | 4.5 V to 5.5 V | — |
| Number of I/O | 32 | — |
| पैकेज | 40-PDIP | 64-TQFP (14 x 14 mm) |
| Oscillator Type | Internal RC | — |
| USARTs | 2 | — |
| Instruction Set | 131 instructions, mostly single-cycle | — |
| Processing Throughput | Up to 20 MIPS at 20 MHz (approx. 1 MIPS per MHz) | — |
| Temperature Range | Extended temperature (industrial) | — |
| Programming Features | In-System Programmable Flash, self-programming boot section, JTAG | — |
| Power Modes | Idle, Power-down, Power-save, Standby, Extended Standby (picoPower) | — |
| माउंटिंग प्रकार | Through Hole | Surface Mount |
| RoHS स्थिति | Green (per FindIC listing) | Compliant (Green package per Microchip listings) |
| General Purpose I/O | — | 54 lines |
| Working Registers | — | 32 x 8-bit general purpose |
| ऑपरेटिंग तापमान | — | -40C to +85C (Industrial) |
| Programming Interface | — | ICSP (In-Circuit Serial Programming) |
| Debug Support | — | debugWIRE via MPLAB SNAP |
| Low Power Technology | — | picoPower |
| Approximate Throughput | — | up to 16 MIPS at 16 MHz (1 MIPS/MHz) |