ATMEGA644P-20AU vs ATMEGA644P-15AZ Comparação
Comparação detalhada lado a lado de ATMEGA644P-20AU por Microchip Technology e ATMEGA644P-15AZ 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-20AU - 8-Bit AVR MCU 20MHz 64KB Flash TQFP-44 | Microchip
ATMEGA644P-20AU ✓ AtivoMicrochip Technology
ATMEGA644P-15AZ - 8-bit AVR MCU 64KB 16MHz TQFP-44 | Microchip
ATMEGA644P-15AZ ObsoleteComparação de especificações
| Parâmetro | ATMEGA644P-20AU | ATMEGA644P-15AZ |
|---|---|---|
| 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) | $3,95 | $4,98 |
| Core | AVR 8-bit RISC | AVR 8-bit |
| Core Size | 8-Bit | 8-Bit |
| Frequência máxima de clock | 20 MHz | — |
| Program Memory Size | 64 KB (32K x 16) FLASH | 64 KB (32K x 16) Flash |
| Data RAM Size | 4 KB SRAM | — |
| EEPROM Size | 2 KB | 2 KB |
| Supply Voltage Range | 4.5 V to 5.5 V (20 MHz grade) | — |
| Number of USARTs | 2 | — |
| ADC Resolution | 10-bit | — |
| Peripherals | SPI, TWI (I2C), PWM timers, WDT, BOD | Brown-out Detect/Reset, POR, PWM, WDT |
| I/O Count | 32 | — |
| Encapsulamento | 44-TQFP (10x10 mm) | — |
| Tipo de montagem | Surface Mount | — |
| Temperatura de operação | -40C to +85C (industrial) | — |
| Throughput | Up to 20 MIPS at 20 MHz (approx. 1 MIPS/MHz) | — |
| Programming | In-System Programmable (ISP) via SPI | — |
| Status RoHS | Compliant (green package) | — |
| Speed | — | 16 MHz |
| RAM Size | — | 4 KB |
| Number of I/O | — | 32 |
| Encapsulamento / Caixa | — | 44-TQFP (10x10 mm) |
| Operating Voltage | — | 4.5 V to 5.5 V (15 MHz speed grade) |
| Oscillator Type | — | Internal |
| Connectivity | — | I2C, SPI, 2x USART |
| ADC | — | 10-bit, up to 8 channels |
| Architecture Features | — | 131 instructions, most single-cycle, 1 MIPS/MHz |
| Technology | — | picoPower low-power CMOS |
| Debug Interface | — | JTAG (on-chip debug) |
| Packaging | — | Tape & Reel (TR) |
| Qualification | — | Verified during product qualification per AEC-Q100 grade 1 (per datasheet family notes) |
| Programmer Compatibility | — | AVR ISP / STK600 / XPRO toolchain |