ATMEGA1284P-AU vs ATMEGA644P-15AT Comparação
Comparação detalhada lado a lado de ATMEGA1284P-AU por Microchip Technology e ATMEGA644P-15AT 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
ATMEGA1284P-AU - 8-bit AVR MCU 128KB Flash 20MHz TQFP-44
ATMEGA1284P-AU ✓ AtivoMicrochip Technology
ATMEGA644P-15AT - 8-bit AVR MCU 64KB Flash 16MHz TQFP-44 | Microchip
ATMEGA644P-15AT ObsoleteComparação de especificações
| Parâmetro | ATMEGA1284P-AU | ATMEGA644P-15AT |
|---|---|---|
| Marca | Microchip Technology | Microchip Technology |
| Categoria | Microcontrollers | Microcontrollers |
| Status do ciclo de vida | Ativo | Obsolete |
| Status do estoque | In Stock | In Stock |
| Preço unitário (USD) | $4,65 | $4,12 |
| Core Architecture | 8-bit AVR RISC | AVR 8-bit enhanced RISC |
| Program Memory (Flash) | 128 KB | 64 KB (32K x 16) |
| 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 | — |
| I/O Pins | 32 | — |
| General-Purpose Registers | 32 | — |
| ADC | 10-bit, 8-channel | 8-channel, 10-bit, with differential mode |
| USART | 2 | 2 (dual USART, 'P' variant) |
| SPI | 1 | 1 master/slave |
| TWI (I2C) | 1 | 1 byte-oriented |
| Timer/Counters | 2x 8-bit, 2x 16-bit | 3 with PWM and compare modes |
| PWM Channels | 6 | — |
| Encapsulamento | TQFP-44 (10x10 mm) | 44-pin TQFP (10x10 mm) |
| Tipo de montagem | Surface Mount | Surface Mount |
| Temperatura de operação | -40C to +85C (industrial) | -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] | — |
| Status RoHS | Compliant | Compliant |
| Nível MSL | 3 (per JEDEC J-STD-020) | — |
| Frequência máxima de clock | — | 16 MHz (at 5V) |
| Throughput | — | Up to 1 MIPS per MHz (16 MIPS peak) |
| Operating Voltage (VCC) | — | 2.7 V to 5.5 V |
| General-Purpose I/O Lines | — | 32 |
| Watchdog Timer | — | Yes, programmable |
| AEC-Q100 Qualification | — | Grade 1 |
| In-System Programmable | — | Yes (Flash, Read-While-Write) |
| picoPower Technology | — | Yes |