ATMEGA1284-PU vs ATMEGA644P-20PQ Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng ATMEGA1284-PU sa pamamagitan ng Microchip Technology at ATMEGA644P-20PQ 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
ATMEGA1284-PU - 8-bit AVR MCU 128KB Flash 20MHz PDIP-40 | Microchip
ATMEGA1284-PU ✓ NakahandaMicrochip Technology
ATMEGA644P-20PQ - 8-bit AVR MCU 20MHz 64KB Flash DIP-40 | Microchip
ATMEGA644P-20PQ NrndPagsanggunian na paghahambing
| Parametro | ATMEGA1284-PU | ATMEGA644P-20PQ |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Kategorya | Microcontrollers | Microcontrollers |
| Katayuan ng Lifecycle | Aktibo | NRND |
| Core Architecture | AVR enhanced RISC, 8-bit | AVR 8-bit RISC |
| Flash Program Memory | 128KB (64K x 16) | — |
| SRAM | 16KB | 4 KB (4K x 8) |
| EEPROM | 4KB | 2 KB |
| Maksimum na Taktiko ng Oras | 20 MHz | 20 MHz |
| Supply Voltage Range | 2.5V to 5.5V (speed-graded) | 2.7 V to 5.5 V |
| I/O Pins | 32 general purpose I/O lines | — |
| ADC | 8-channel, 10-bit | — |
| Timers | 2 x 8-bit, 1 x 16-bit | — |
| USART | 2 | — |
| Serial Interfaces | SPI, 2-Wire (I2C), USART | — |
| JTAG | Yes (Port C, on-chip debug and boundary-scan) | — |
| Instructions | 133 instructions, most single-cycle | — |
| Temperature na Operasyon | [DATA_NEEDED: operating temperature range] | — |
| Packhaging | 40-PDIP | 40-PDIP |
| Uri ng Pagpapasok | Through Hole | Through Hole |
| Tindminan RoHS | [DATA_NEEDED: RoHS status] | Green (per FindIC listing) |
| Flash Memory | — | 64 KB (32K x 16) |
| Operating Voltage (20MHz) | — | 4.5 V to 5.5 V |
| Number of I/O | — | 32 |
| 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) |