ATMEGA644P-15AT vs ATMEGA1284P-AU Comparação
Comparação detalhada lado a lado de ATMEGA644P-15AT por Microchip Technology e ATMEGA1284P-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-15AT - 8-bit AVR MCU 64KB Flash 16MHz TQFP-44 | Microchip
ATMEGA644P-15AT ObsoleteMicrochip Technology
ATMEGA1284P-AU - 8-bit AVR MCU 128KB Flash 20MHz TQFP-44
ATMEGA1284P-AU ✓ AtivoComparação de especificações
| Parâmetro | ATMEGA644P-15AT | ATMEGA1284P-AU |
|---|---|---|
| Marca | Microchip Technology | Microchip Technology |
| Categoria | Microcontrollers | Microcontrollers |
| Status do ciclo de vida | Obsolete | Ativo |
| Status do estoque | In Stock | In Stock |
| Preço unitário (USD) | $4,12 | $4,65 |
| Core Architecture | AVR 8-bit enhanced RISC | 8-bit AVR RISC |
| Program Memory (Flash) | 64 KB (32K x 16) | 128 KB |
| SRAM | 4 KB | 16 KB |
| EEPROM | 2 KB | 4 KB |
| 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 | — |
| ADC | 8-channel, 10-bit, with differential mode | 10-bit, 8-channel |
| USART | 2 (dual USART, 'P' variant) | 2 |
| SPI | 1 master/slave | 1 |
| TWI (I2C) | 1 byte-oriented | 1 |
| Timer/Counters | 3 with PWM and compare modes | 2x 8-bit, 2x 16-bit |
| Watchdog Timer | Yes, programmable | — |
| Encapsulamento | 44-pin TQFP (10x10 mm) | TQFP-44 (10x10 mm) |
| Tipo de montagem | Surface Mount | Surface Mount |
| Temperatura de operação | -40C to +85C (industrial) | -40C to +85C (industrial) |
| AEC-Q100 Qualification | Grade 1 | — |
| Status RoHS | Compliant | Compliant |
| In-System Programmable | Yes (Flash, Read-While-Write) | — |
| picoPower Technology | Yes | — |
| Maximum CPU Speed | — | 20 MHz |
| Operating Voltage Range | — | 1.8 V to 5.5 V |
| I/O Pins | — | 32 |
| General-Purpose Registers | — | 32 |
| PWM Channels | — | 6 |
| In-System Programming | — | Yes (SPI) |
| JTAG Debug | — | Yes (IEEE 1149.1) |
| Power-Down Current | — | [DATA_NEEDED: power-down current in nA] |
| Nível MSL | — | 3 (per JEDEC J-STD-020) |