ATMEGA644P-20AQR vs ATMEGA644PA-AU Comparação
Comparação detalhada lado a lado de ATMEGA644P-20AQR por Microchip Technology e ATMEGA644PA-AU por Microchip Technology. Compare especificações principais, parâmetros elétricos, encapsulamento, status do ciclo de vida, preços e disponibilidade para determinar o melhor componente para os requisitos do seu projeto.
Microchip Technology
ATMEGA644P-20AQR - 8-bit AVR MCU 64KB 20MHz TQFP-44 | Microchip
ATMEGA644P-20AQR ✓ AtivoMicrochip Technology
ATMEGA644PA-AU - 8-bit AVR MCU, 20MHz, 64KB Flash | Microchip
ATMEGA644PA-AU ✓ AtivoComparação de especificações
| Parâmetro | ATMEGA644P-20AQR | ATMEGA644PA-AU |
|---|---|---|
| Marca | Microchip Technology | Microchip Technology |
| Categoria | Microcontrollers | Microcontrollers |
| Status do ciclo de vida | Ativo | Ativo |
| Status do estoque | In Stock | In Stock |
| Preço unitário (USD) | $5,95 | $4,61 |
| Core Architecture | AVR 8-bit RISC | AVR 8-bit RISC |
| Core Size | 8-Bit | — |
| Frequência máxima de clock | 20 MHz | 20 MHz |
| Program Memory Size | 64 KB (32K x 16) Flash | — |
| Program Memory Type | In-System Programmable Flash | — |
| RAM Size | 4 KB (4K x 8) SRAM | — |
| EEPROM Size | 2 KB | — |
| Number of I/O | 32 | — |
| Encapsulamento / Caixa | 44-TQFP (10 x 10 mm) | — |
| Tipo de montagem | Surface Mount | Surface Mount |
| Oscillator Type | Internal | — |
| Peripherals | Dual USART, 10-bit ADC, JTAG, picoPower features | — |
| Instructions | 131 powerful instructions, most single-clock cycle | — |
| Tensão de alimentação | 5 V (industrial per Mouser listing); [DATA_NEEDED: exact VCC min/max range] | — |
| Temperatura de operação | [DATA_NEEDED: temperature range - Mouser lists IND (industrial)] | -40C to +85C (industrial) |
| Packaging | Tape & Reel (TR) | — |
| Programming Interface | ICSP (SPI) and JTAG | ISP / ICSP / JTAG / debugWIRE |
| Status RoHS | [DATA_NEEDED: RoHS compliance status] | Compliant |
| Family | — | ATmega |
| Series | — | ATmega644P / picoPower |
| Program Memory (Flash) | — | 64 KB (32K x 16) |
| SRAM | — | 4 KB |
| EEPROM | — | 2 KB |
| Supply Voltage Range | — | 1.8 V to 5.5 V |
| GPIO Pins | — | 32 |
| ADC | — | 8-channel, 10-bit |
| USART | — | 2 |
| I2C (TWI) | — | 1 |
| SPI | — | 1 |
| Timer/Counters | — | 3 (with PWM and compare modes) |
| Encapsulamento | — | 44-pin TQFP (10x10 mm) |
| MIPS | — | 20 MIPS at 20 MHz |