ATMEGA328-AU vs ATMEGA328P-AN Comparaison
Comparaison détaillée côte à côte de ATMEGA328-AU par Microchip Technology et ATMEGA328P-AN 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
ATMEGA328-AU - 8-bit AVR MCU 20MHz 32KB Flash TQFP-32 | Microchip (Tape & Reel)
ATMEGA328-AU ✓ ActifMicrochip Technology
ATMEGA328P-AN - 8-Bit 20MHz AVR MCU 32KB Flash | Microchip
ATMEGA328P-AN ✓ ActifComparaison des spécifications
| Paramètre | ATMEGA328-AU | ATMEGA328P-AN |
|---|---|---|
| Marque | Microchip Technology | Microchip Technology |
| Catégorie | Microcontrollers | Microcontrollers |
| Statut du cycle de vie | Actif | Actif |
| Core Processor | AVR 8-bit RISC | — |
| Core Size | 8-bit | — |
| Speed | 20 MHz | — |
| Flash Memory | 32 KB (16K x 16) | 32 KB (16K × 16) |
| EEPROM | 1 KB | 1 KB |
| SRAM | 2 KB | 2 KB |
| Number of I/O | 23 | — |
| ADC Resolution | 10-bit | — |
| Number of ADC Channels | 8 (TQFP-32) | — |
| Timers/Counters | 2 x 8-bit, 1 x 16-bit | — |
| Communication Interfaces | USART, SPI, TWI (I2C) | — |
| Supply Voltage Range | 2.5 V to 5.5 V | — |
| Température de fonctionnement | -40C to +85C | 105°C |
| Boîtier | 32-TQFP (7x7 mm) | 32-TQFP (7 mm × 7 mm) |
| Type de montage | Surface Mount | Surface mount |
| Packaging | Tape & Reel (R suffix) | — |
| Programmability | In-System Programmable (ISP), read-while-write | — |
| Statut RoHS | Compliant | — |
| Product Type | — | 8-bit AVR RISC-based microcontroller |
| Fréquence d'horloge maximale | — | 20 MHz |
| General-Purpose I/O Lines | — | 23 |
| General-Purpose Working Registers | — | 32 |
| Timer/Counter Count | — | 3 |
| Timer/Counter Features | — | Compare modes |
| Serial Communication | — | USART |
| Two-Wire Interface | — | Byte-oriented |
| Interrupt Support | — | Internal and external interrupts |
| Programming | — | In-system programmable ISP Flash |
| Flash Read-While-Write | — | Supported |
| Core Architecture | — | AVR 8-bit RISC |
| Pricing Reference | — | LCSC price from $3.3765 as of 2026-10-21 |