ATMEGA329V-8AI vs ATMEGA329P-20AU Comparaison
Comparaison détaillée côte à côte de ATMEGA329V-8AI 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
ATMEGA329V-8AI - 8-bit AVR MCU 32KB Flash LCD | Microchip
ATMEGA329V-8AI ✓ ActifMicrochip Technology
ATMEGA329P-20AU - 20MHz 8-bit AVR MCU 32KB Flash TQFP-64
ATMEGA329P-20AU ✓ ActifComparaison des spécifications
| Paramètre | ATMEGA329V-8AI | 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) | $4,45 | $4,71 |
| Core Architecture | 8-bit AVR RISC | AVR (8-bit RISC, Harvard) |
| CPU Speed | 8 MHz | — |
| Program Memory (Flash) | 32 KB (16K x 16) | 32 KB (16K x 16), In-System Programmable with RWW |
| SRAM | 2 KB | 2 KB (2K x 8) |
| EEPROM | 1 KB | 1 KB |
| Supply Voltage (Vcc) | 1.8 V to 5.5 V | 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 | 54 lines | — |
| General Purpose Registers | 32 | — |
| LCD Controller | On-chip, supports up to 4x25 segments | — |
| ADC | 10-bit, up to 8 channels | 10-bit, up to 8 single-ended channels |
| Timers/Counters | Three flexible Timer/Counters with PWM | — |
| Serial Interfaces | USART, SPI, TWI (I2C-compatible) | — |
| Debug Interface | JTAG (IEEE 1149.1 compliant) | JTAG (IEEE 1149.1 compliant) |
| Boîtier | 64-pin TQFP, 14x14 mm body, 0.5 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 | Compliant (Pb-free / Green) |
| Instruction Set | — | 131 instructions, mostly single-cycle |
| Maximum Clock Speed | — | 20 MHz |
| Throughput | — | Up to 20 MIPS at 20 MHz |
| 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) |