ATMEGA329P-20AU vs ATMEGA325P-20AUR Comparaison
Comparaison détaillée côte à côte de ATMEGA329P-20AU par Microchip Technology et ATMEGA325P-20AUR 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
ATMEGA329P-20AU - 20MHz 8-bit AVR MCU 32KB Flash TQFP-64
ATMEGA329P-20AU ✓ ActifMicrochip Technology
ATMEGA325P-20AUR - 8-bit AVR MCU 32KB 20MHz | Microchip
ATMEGA325P-20AUR ✓ ActifComparaison des spécifications
| Paramètre | ATMEGA329P-20AU | ATMEGA325P-20AUR |
|---|---|---|
| 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) | $4,71 | $4,11 |
| Core Architecture | AVR (8-bit RISC, Harvard) | AVR 8-bit RISC |
| Instruction Set | 131 instructions, mostly single-cycle | — |
| Program Memory (Flash) | 32 KB (16K x 16), In-System Programmable with RWW | — |
| EEPROM | 1 KB | 1 KB |
| SRAM | 2 KB (2K x 8) | 2 KB |
| Maximum Clock Speed | 20 MHz | — |
| Throughput | Up to 20 MIPS at 20 MHz | Up to 20 MIPS at 20 MHz |
| Supply Voltage (Vcc) | 2.7 V to 5.5 V (10 MHz max below 4.5 V; 20 MHz requires 4.5-5.5 V) | — |
| General-Purpose I/O Pins | 54 | — |
| General-Purpose Working Registers | 32 | — |
| ADC | 10-bit, up to 8 single-ended channels | 8-channel, 10-bit |
| PWM Channels | 6 | — |
| Communication Peripherals | 2x USART, 1x TWI (I2C), 1x SPI (also ISP) | — |
| Debug Interface | JTAG (IEEE 1149.1 compliant) | JTAG (on-chip debug and boundary scan) |
| Boîtier | 64-pin TQFP (14x14 mm, 0.8 mm pitch) | 64-TQFP (14x14 mm) |
| Température de fonctionnement | -40C to +85C (industrial, -A suffix) | -40C to +85C (industrial) |
| Type de montage | Surface Mount | Surface Mount |
| Statut RoHS | Compliant (Pb-free / Green) | Compliant |
| Power-Save Modes | Idle, ADC Noise Reduction, Power-save, Power-down, Standby, Extended Standby (picoPower) | — |
| QTouch Support | Yes (peripheral touch controller via library) | — |
| CPU Speed | — | 20 MHz |
| Flash Program Memory | — | 32 KB (16K x 16) |
| Supply Voltage Range | — | 1.8 V to 5.5 V |
| Instructions | — | 131 powerful instructions, most single-cycle |
| I/O Lines | — | 54 general-purpose I/O |
| Low Power Technology | — | picoPower |
| Programming | — | In-System Programmable (ISP) Flash |