ATMEGA1284P-AU vs ATMEGA644-20AU तुलना
विस्तृत दोनों ओर की तुलना ATMEGA1284P-AU द्वारा Microchip Technology और ATMEGA644-20AU 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
ATMEGA1284P-AU - 8-bit AVR MCU 128KB Flash 20MHz TQFP-44
ATMEGA1284P-AU ✓ सक्रियMicrochip Technology
ATMEGA644-20AU - 8-Bit AVR MCU 64KB Flash 20MHz | Microchip
ATMEGA644-20AU Nrndविशेषता तुलना
| पैरामीटर | ATMEGA1284P-AU | ATMEGA644-20AU |
|---|---|---|
| ब्रांड | Microchip Technology | Microchip Technology |
| श्रेणी | Microcontrollers | Microcontrollers |
| लाइफसाइकिल स्थिति | सक्रिय | NRND |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Program Memory (Flash) | 128 KB | — |
| EEPROM | 4 KB | 2 KB |
| SRAM | 16 KB | 4 KB |
| Maximum CPU Speed | 20 MHz | — |
| Operating Voltage Range | 1.8 V to 5.5 V | 2.7 V to 5.5 V |
| I/O Pins | 32 | — |
| General-Purpose Registers | 32 | — |
| ADC | 10-bit, 8-channel | 8-channel, 10-bit successive approximation |
| USART | 2 | — |
| SPI | 1 | — |
| TWI (I2C) | 1 | — |
| Timer/Counters | 2x 8-bit, 2x 16-bit | 2 x 8-bit, 1 x 16-bit with compare and PWM modes |
| PWM Channels | 6 | — |
| पैकेज | TQFP-44 (10x10 mm) | 44-TQFP (10x10 mm) |
| माउंटिंग प्रकार | Surface Mount | Surface Mount |
| ऑपरेटिंग तापमान | -40C to +85C (industrial) | — |
| In-System Programming | Yes (SPI) | — |
| JTAG Debug | Yes (IEEE 1149.1) | — |
| Power-Down Current | [DATA_NEEDED: power-down current in nA] | — |
| RoHS स्थिति | Compliant | Compliant |
| MSL स्तर | 3 (per JEDEC J-STD-020) | — |
| Program Memory | — | 64 KB In-System Programmable Flash (32K x 16) |
| अधिकतम क्लॉक फ़्रीक्वेंसी | — | 20 MHz |
| Throughput | — | Up to 20 MIPS at 20 MHz |
| General Purpose I/O Pins | — | 32 |
| General Purpose Working Registers | — | 32 |
| USART Interfaces | — | 2 |
| Two-Wire Serial Interface | — | 1 (byte-oriented, I2C compatible) |
| SPI Interface | — | 1 (master/slave) |
| ऑपरेटिंग तापमान रेंज | — | -40C to +85C |
| Debug Interface | — | JTAG (IEEE 1149.1) with on-chip debug |
| Sleep Modes | — | 6 (Idle, ADC Noise Reduction, Power-save, Power-down, Standby, Extended Standby) |