ATMEGA32A-AU vs ATMEGA329P-20AU Comparaison
Comparaison détaillée côte à côte de ATMEGA32A-AU 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
ATMEGA32A-AU - 8-bit AVR MCU, 32KB Flash, 16MHz, TQFP-44 | Microchip
ATMEGA32A-AU ✓ ActifMicrochip Technology
ATMEGA329P-20AU - 20MHz 8-bit AVR MCU 32KB Flash TQFP-64
ATMEGA329P-20AU ✓ ActifComparaison des spécifications
| Paramètre | ATMEGA32A-AU | 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) | $2,95 | $4,71 |
| Manufacturer | Microchip Technology (formerly Atmel) | — |
| Series | AVR ATmega | — |
| Core Architecture | AVR RISC 8-bit | AVR (8-bit RISC, Harvard) |
| Fréquence d'horloge maximale | 16 MHz | — |
| MIPS Throughput | 16 MIPS at 16 MHz | — |
| Program Memory (Flash) | 32 KB | 32 KB (16K x 16), In-System Programmable with RWW |
| SRAM | 2 KB | 2 KB (2K x 8) |
| EEPROM | 1 KB | 1 KB |
| Operating Voltage Range | 2.7 V to 5.5 V | — |
| I/O Pins | 32 programmable | — |
| ADC | 8-channel, 10-bit | 10-bit, up to 8 single-ended channels |
| Timers/Counters | Two 8-bit and one 16-bit | — |
| Communication Peripherals | USART, SPI, TWI (I2C) | 2x USART, 1x TWI (I2C), 1x SPI (also ISP) |
| Debug Interface | JTAG (IEEE 1149.1 compliant) | JTAG (IEEE 1149.1 compliant) |
| Boîtier | 44-pin TQFP (10x10 mm, 0.8 mm pitch) | 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) |
| Statut RoHS | Compliant (Green) | Compliant (Pb-free / Green) |
| Instruction Set | — | 131 instructions, mostly single-cycle |
| 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) |
| General-Purpose I/O Pins | — | 54 |
| General-Purpose Working Registers | — | 32 |
| PWM Channels | — | 6 |
| Power-Save Modes | — | Idle, ADC Noise Reduction, Power-save, Power-down, Standby, Extended Standby (picoPower) |
| QTouch Support | — | Yes (peripheral touch controller via library) |