ATMEGA1284P-AU vs ATMEGA644-20AU Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng ATMEGA1284P-AU sa pamamagitan ng Microchip Technology at ATMEGA644-20AU sa pamamagitan ng Microchip Technology. Ikinahambing ang mga pangunahing paglalarawan, mga tama ng elektriko, paakay, kalagayan ng buhay, presyo, at pagkakaroon upang makita ang pinakamahusay na komponente para sa iyong mga kinakailangang pang disenyo.
Microchip Technology
ATMEGA1284P-AU - 8-bit AVR MCU 128KB Flash 20MHz TQFP-44
ATMEGA1284P-AU ✓ NakahandaMicrochip Technology
ATMEGA644-20AU - 8-Bit AVR MCU 64KB Flash 20MHz | Microchip
ATMEGA644-20AU NrndPagsanggunian na paghahambing
| Parametro | ATMEGA1284P-AU | ATMEGA644-20AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Kategorya | Microcontrollers | Microcontrollers |
| Katayuan ng Lifecycle | Aktibo | 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 | — |
| Packhaging | TQFP-44 (10x10 mm) | 44-TQFP (10x10 mm) |
| Uri ng Pagpapasok | Surface Mount | Surface Mount |
| Temperature na Operasyon | -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] | — |
| Tindminan RoHS | Compliant | Compliant |
| Level ng MSL | 3 (per JEDEC J-STD-020) | — |
| Program Memory | — | 64 KB In-System Programmable Flash (32K x 16) |
| Maksimum na Taktiko ng Oras | — | 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) |
| Hanay ng Temperature na Operasyon | — | -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) |