ATMEGA644P-20AU vs ATMEGA644P-15AZ Comparación
Comparación detallada lado a lado de ATMEGA644P-20AU por Microchip Technology y ATMEGA644P-15AZ por Microchip Technology. Compare las especificaciones clave, los parámetros eléctricos, el encapsulado, el estado del ciclo de vida, los precios y la disponibilidad para determinar el mejor componente para los requisitos de su diseño.
Microchip Technology
ATMEGA644P-20AU - 8-Bit AVR MCU 20MHz 64KB Flash TQFP-44 | Microchip
ATMEGA644P-20AU ✓ ActivoMicrochip Technology
ATMEGA644P-15AZ - 8-bit AVR MCU 64KB 16MHz TQFP-44 | Microchip
ATMEGA644P-15AZ ObsoleteComparación de especificaciones
| Parámetro | ATMEGA644P-20AU | ATMEGA644P-15AZ |
|---|---|---|
| Marca | Microchip Technology | Microchip Technology |
| Categoría | Microcontrollers | Microcontrollers |
| Estado del ciclo de vida | Activo | Obsolete |
| Estado del stock | In Stock | In Stock |
| Precio unitario (USD) | $3,95 | $4,98 |
| Core | AVR 8-bit RISC | AVR 8-bit |
| Core Size | 8-Bit | 8-Bit |
| Frecuencia de reloj máxima | 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 | — |
| Encapsulado | 44-TQFP (10x10 mm) | — |
| Tipo de montaje | Surface Mount | — |
| Temperatura de funcionamiento | -40C to +85C (industrial) | — |
| Throughput | Up to 20 MIPS at 20 MHz (approx. 1 MIPS/MHz) | — |
| Programming | In-System Programmable (ISP) via SPI | — |
| Estado RoHS | Compliant (green package) | — |
| Speed | — | 16 MHz |
| RAM Size | — | 4 KB |
| Number of I/O | — | 32 |
| Encapsulado / Carcasa | — | 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 |