ATMEGA329P-20AU vs ATMEGA329A-MUR Comparação
Comparação detalhada lado a lado de ATMEGA329P-20AU por Microchip Technology e ATMEGA329A-MUR por Microchip Technology. Compare especificações principais, parâmetros elétricos, encapsulamento, status do ciclo de vida, preços e disponibilidade para determinar o melhor componente para os requisitos do seu projeto.
Microchip Technology
ATMEGA329P-20AU - 20MHz 8-bit AVR MCU 32KB Flash TQFP-64
ATMEGA329P-20AU ✓ AtivoMicrochip Technology
ATMEGA329A-MUR - 8-bit AVR MCU, 32KB Flash, 64-QFN | Microchip
ATMEGA329A-MUR ✓ AtivoComparação de especificações
| Parâmetro | ATMEGA329P-20AU | ATMEGA329A-MUR |
|---|---|---|
| Marca | Microchip Technology | Microchip Technology |
| Categoria | Microcontrollers | Microcontrollers |
| Status do ciclo de vida | Ativo | Ativo |
| Status do estoque | In Stock | In Stock |
| Preço unitário (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) | — |
| Encapsulamento | 64-pin TQFP (14x14 mm, 0.8 mm pitch) | 64-pin QFN (9 x 9 mm) with exposed pad |
| Temperatura de operação | -40C to +85C (industrial, -A suffix) | -40 C to +85 C (Industrial) |
| Tipo de montagem | Surface Mount | Surface Mount |
| Status 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 |