ATMEGA644P-20AU vs ATMEGA644P-15AZ Comparaison
Comparaison détaillée côte à côte de ATMEGA644P-20AU par Microchip Technology et ATMEGA644P-15AZ par Microchip Technology. Comparez les spécifications clés, les paramètres électriques, le conditionnement, le statut de cycle de vie, les prix et la disponibilité pour déterminer le meilleur composant pour vos exigences de conception.
Microchip Technology
ATMEGA644P-20AU - 8-Bit AVR MCU 20MHz 64KB Flash TQFP-44 | Microchip
ATMEGA644P-20AU ✓ ActifMicrochip Technology
ATMEGA644P-15AZ - 8-bit AVR MCU 64KB 16MHz TQFP-44 | Microchip
ATMEGA644P-15AZ ObsoleteComparaison des spécifications
| Paramètre | ATMEGA644P-20AU | ATMEGA644P-15AZ |
|---|---|---|
| Marque | Microchip Technology | Microchip Technology |
| Catégorie | Microcontrollers | Microcontrollers |
| Statut du cycle de vie | Actif | Obsolete |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $3,95 | $4,98 |
| Core | AVR 8-bit RISC | AVR 8-bit |
| Core Size | 8-Bit | 8-Bit |
| Fréquence d'horloge maximale | 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 | — |
| Boîtier | 44-TQFP (10x10 mm) | — |
| Type de montage | Surface Mount | — |
| Température de fonctionnement | -40C to +85C (industrial) | — |
| Throughput | Up to 20 MIPS at 20 MHz (approx. 1 MIPS/MHz) | — |
| Programming | In-System Programmable (ISP) via SPI | — |
| Statut RoHS | Compliant (green package) | — |
| Speed | — | 16 MHz |
| RAM Size | — | 4 KB |
| Number of I/O | — | 32 |
| Boîtier / Format | — | 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 |