ATMEGA329P-20AU vs ATMEGA329A-MUR Comparaison
Comparaison détaillée côte à côte de ATMEGA329P-20AU par Microchip Technology et ATMEGA329A-MUR 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
ATMEGA329A-MUR - 8-bit AVR MCU, 32KB Flash, 64-QFN | Microchip
ATMEGA329A-MUR ✓ ActifComparaison des spécifications
| Paramètre | ATMEGA329P-20AU | ATMEGA329A-MUR |
|---|---|---|
| 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 | $3,61 |
| Core Architecture | AVR (8-bit RISC, Harvard) | 8-bit AVR RISC |
| Instruction Set | 131 instructions, mostly single-cycle | 131 instructions, mostly single-cycle |
| Program Memory (Flash) | 32 KB (16K x 16), In-System Programmable with RWW | 32 KB (16K x 16) |
| 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 | — |
| 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) | 4.5 V to 5.5 V |
| General-Purpose I/O Pins | 54 | — |
| General-Purpose Working Registers | 32 | — |
| ADC | 10-bit, up to 8 single-ended channels | 10-bit |
| PWM Channels | 6 | — |
| Communication Peripherals | 2x USART, 1x TWI (I2C), 1x SPI (also ISP) | — |
| Debug Interface | JTAG (IEEE 1149.1 compliant) | — |
| Boîtier | 64-pin TQFP (14x14 mm, 0.8 mm pitch) | 64-pin QFN (9 x 9 mm) with exposed pad |
| Température de fonctionnement | -40C to +85C (industrial, -A suffix) | -40 C to +85 C (Industrial) |
| Type de montage | Surface Mount | Surface Mount |
| Statut RoHS | Compliant (Pb-free / Green) | Compliant ("Green") |
| Power-Save Modes | Idle, ADC Noise Reduction, Power-save, Power-down, Standby, Extended Standby (picoPower) | — |
| QTouch Support | Yes (peripheral touch controller via library) | — |
| Maximum CPU Speed | — | 20 MHz |
| I/O Pins | — | 32 |
| On-chip LCD Driver | — | Yes (segmented LCD) |
| Communication | — | USART, SPI, TWI (I2C-compatible) |
| Timers/Counters | — | 2 x 8-bit, 1 x 16-bit |