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