ATMEGA3290PA-AU vs ATMEGA3250A-AUR Comparaison
Comparaison détaillée côte à côte de ATMEGA3290PA-AU par Microchip Technology et ATMEGA3250A-AUR 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
ATMEGA3290PA-AU - 8-Bit AVR MCU, 32KB Flash, 20MHz | Microchip
ATMEGA3290PA-AU ✓ ActifMicrochip Technology
ATMEGA3250A-AUR - 8-Bit AVR MCU, 32KB Flash, 20MHz | Microchip
ATMEGA3250A-AUR ✓ ActifComparaison des spécifications
| Paramètre | ATMEGA3290PA-AU | ATMEGA3250A-AUR |
|---|---|---|
| Marque | Microchip Technology | Microchip Technology |
| Catégorie | Microcontrollers | Microcontrollers |
| Statut du cycle de vie | Actif | Actif |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $4,48 | $3,55 |
| Core Architecture | AVR 8-bit RISC | — |
| Core Size | 8-Bit | 8-Bit |
| Max Clock Frequency | 20 MHz | — |
| Flash Memory | 32 KB (16K x 16) | — |
| SRAM | 2 KB | — |
| EEPROM | 1 KB | — |
| Number of I/O Lines | 69 | — |
| General Purpose Working Registers | 32 | — |
| Instruction Set | 131 Powerful Instructions, Most Single-Cycle | 131 AVR instructions, mostly single-cycle |
| Supply Voltage Range | 1.8 V to 5.5 V | 2.7 V to 5.5 V |
| LCD Controller | On-chip segment LCD with internal contrast control | — |
| Debug/Programming Interface | JTAG (boundary-scan, on-chip debug, programming) | — |
| Flash Programming | In-System Programmable (ISP), read-while-write | — |
| Low Power Technology | picoPower | — |
| Boîtier | 100-TQFP (14 x 14 mm) | 100-TQFP (14x14 mm, 0.8 mm pitch) |
| Type de montage | Surface Mount | Surface Mount |
| Temperature Range | Industrial | — |
| RoHS / Green Status | Green (RoHS compliant per distributor listing) | — |
| Core Processor | — | AVR |
| Program Memory Size | — | 32 KB (16K x 16) Flash |
| EEPROM Size | — | 1 KB |
| RAM Size | — | 2 KB SRAM |
| Fréquence d'horloge maximale | — | 20 MHz |
| I/O Count | — | 54 general purpose I/O lines |
| Data Converters | — | 10-bit ADC, 8 channels |
| Connectivity | — | SPI, UART/USART |
| Debug / Scan | — | JTAG (IEEE 1149.1 boundary scan, on-chip debug) |
| Packaging | — | Tape & Reel (TR) |
| In-System Programming | — | Yes, ISP Flash with read-while-write |
| Compliance | — | [DATA_NEEDED: RoHS/REACH status] |