产品概览
The ATMEGA32L-8AU from Microchip Technology (formerly Atmel) is a high-performance, low-power 8-bit AVR RISC microcontroller with 32 kB ISP flash, 2 kB SRAM, and 1 kB EEPROM in a 44-pin TQFP package. Operating at up to 8 MHz with a supply range of 2.7 V to 5.5 V, it features a JTAG interface, 8-channel 10-bit ADC, USART, SPI, I2C, and 32 I/O lines, making it ideal for embedded control applications requiring low-voltage operation.
主要规格
| CPU Core | AVR 8-bit RISC |
| Max Clock Speed | 8 MHz |
| Flash Memory | 32 kB (ISP, read-while-write) |
| SRAM | 2 kB |
| EEPROM | 1 kB |
| ADC | 8-channel, 10-bit |
| I/O Pins | 32 |
| 电源电压 | 2.7 V to 5.5 V |
| 工作温度 | -40°C to +85°C |
| 包装 | TQFP-44 |
特点
- 131 powerful instructions with most single-clock cycle execution
- 32 x 8 general purpose working registers for efficient C-code execution
- JTAG interface for boundary-scan and on-chip debugging/programming
- Three flexible timer/counters with compare modes and PWM
- Programmable serial USART, SPI, and Two-wire (I2C) interfaces
- Five software selectable power saving modes including Idle, ADC Noise Reduction, and Power-down
应用
- Industrial control and monitoring systems
- 消费电子产品和家用电器
- Battery-powered devices with low-voltage operation
- Motor control and power management
- Automotive accessories and lighting control