規格
| 屬性 | 價值 |
| Package | Bulk |
| Series | AVR® ATmega |
| ProductStatus | Active |
| CoreProcessor | AVR |
| CoreSize | 8-Bit |
| Speed | 8MHz |
| Connectivity | I²C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| NumberofI/O | 32 |
| ProgramMemorySize | 32KB (16K x 16) |
| ProgramMemoryType | FLASH |
| EEPROMSize | 1K x 8 |
| RAMSize | 2K x 8 |
| Voltage-Supply(Vcc/Vdd) | 2.7V ~ 5.5V |
| DataConverters | A/D 8x10b |
| OscillatorType | Internal |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 44-VFQFN Exposed Pad |
概述
Description
The ATmega32L-8MU is a low-power, 8-bit AVR microcontroller from Microchip. It features:
- 8MHz max clock speed (L denotes low-voltage operation, 2.7–5.5V).
- 32KB Flash, 2KB SRAM, 1KB EEPROM for program/data storage.
- 40-pin QFN package (8MU suffix), compact and surface-mount.
- Peripherals: 4 timers, 8-channel 10-bit ADC, USART, SPI, I²C, and 32 I/O pins.
- Low-power modes (Idle, Power-down) for energy efficiency.
Ideal for embedded systems, automation, and battery-powered applications.
- 8MHz max clock speed (L denotes low-voltage operation, 2.7–5.5V).
- 32KB Flash, 2KB SRAM, 1KB EEPROM for program/data storage.
- 40-pin QFN package (8MU suffix), compact and surface-mount.
- Peripherals: 4 timers, 8-channel 10-bit ADC, USART, SPI, I²C, and 32 I/O pins.
- Low-power modes (Idle, Power-down) for energy efficiency.
Ideal for embedded systems, automation, and battery-powered applications.
Equivalent
Equivalent products to the ATMEGA32L-8MU include:
- ATMEGA32-8MU (same specs, different voltage range)
- ATMEGA32L-8AU (TQFP package variant)
- ATMEGA32-8AU (higher voltage range, TQFP)
- ATMEGA32A-PU (DIP package alternative)
- ATMEGA32U4 (enhanced USB capability).
These offer similar performance but may vary in packaging, voltage, or features. Always check datasheets for compatibility.
- ATMEGA32-8MU (same specs, different voltage range)
- ATMEGA32L-8AU (TQFP package variant)
- ATMEGA32-8AU (higher voltage range, TQFP)
- ATMEGA32A-PU (DIP package alternative)
- ATMEGA32U4 (enhanced USB capability).
These offer similar performance but may vary in packaging, voltage, or features. Always check datasheets for compatibility.
Features
The ATmega32L-8MU is an 8-bit AVR microcontroller with the following key features:
- CPU: 8-bit AVR RISC (up to 8 MIPS at 8MHz)
- Flash Memory: 32KB (16K x 16)
- SRAM: 2KB
- EEPROM: 1KB
- Operating Voltage: 2.7V–5.5V (Low-power variant)
- Speed: 0–8MHz at 2.7V–5.5V
- I/O Pins: 32 (4 ports, 8 pins each)
- Timers: Three (Two 8-bit, One 16-bit)
- PWM Channels: 4
- ADC: 8-channel, 10-bit
- Communication: USART, SPI, I²C (TWI)
- Packaging: 44-pad QFN (7x7mm)
- Special Features: Power-saving modes, watchdog timer, on-chip oscillator
Ideal for low-power embedded applications.
- CPU: 8-bit AVR RISC (up to 8 MIPS at 8MHz)
- Flash Memory: 32KB (16K x 16)
- SRAM: 2KB
- EEPROM: 1KB
- Operating Voltage: 2.7V–5.5V (Low-power variant)
- Speed: 0–8MHz at 2.7V–5.5V
- I/O Pins: 32 (4 ports, 8 pins each)
- Timers: Three (Two 8-bit, One 16-bit)
- PWM Channels: 4
- ADC: 8-channel, 10-bit
- Communication: USART, SPI, I²C (TWI)
- Packaging: 44-pad QFN (7x7mm)
- Special Features: Power-saving modes, watchdog timer, on-chip oscillator
Ideal for low-power embedded applications.
Pinout
The ATMEGA32L-8MU is a 32KB flash microcontroller from Atmel (now Microchip) in a 44-pin QFN package.
### Key Features:
- 44 pins (40 usable I/O pins).
- 8-bit AVR architecture, operating at 8MHz (low-power variant).
- 32KB Flash, 2KB SRAM, 1KB EEPROM.
- 4x 8-bit I/O ports (PORTA, PORTB, PORTC, PORTD) with bidirectional pins.
- 8-channel 10-bit ADC, 4x PWM channels, USART/SPI/I²C interfaces.
- 3x timers/counters (2x 8-bit, 1x 16-bit).
- JTAG & ISP programming support.
### Functions:
- General-purpose I/O, analog/digital signal processing.
- Communication (UART, SPI, I²C).
- PWM generation, timer/counter operations.
- Low-power operation (L suffix).
Compact and versatile for embedded systems.
### Key Features:
- 44 pins (40 usable I/O pins).
- 8-bit AVR architecture, operating at 8MHz (low-power variant).
- 32KB Flash, 2KB SRAM, 1KB EEPROM.
- 4x 8-bit I/O ports (PORTA, PORTB, PORTC, PORTD) with bidirectional pins.
- 8-channel 10-bit ADC, 4x PWM channels, USART/SPI/I²C interfaces.
- 3x timers/counters (2x 8-bit, 1x 16-bit).
- JTAG & ISP programming support.
### Functions:
- General-purpose I/O, analog/digital signal processing.
- Communication (UART, SPI, I²C).
- PWM generation, timer/counter operations.
- Low-power operation (L suffix).
Compact and versatile for embedded systems.
Manufacturer
The ATMEGA32L-8MU is manufactured by Microchip Technology Inc., a leading American semiconductor company specializing in microcontroller, mixed-signal, analog, and Flash-IP solutions.
Microchip, founded in 1989 and headquartered in Chandler, Arizona, is known for its PIC and AVR microcontroller families, including the ATmega series (originally developed by Atmel, which Microchip acquired in 2016). The company serves industries like automotive, industrial, consumer electronics, and IoT.
The ATMEGA32L-8MU is an 8-bit AVR microcontroller with low-power (L) operation, 32KB Flash, and an 8MHz clock speed, commonly used in embedded systems.
Microchip, founded in 1989 and headquartered in Chandler, Arizona, is known for its PIC and AVR microcontroller families, including the ATmega series (originally developed by Atmel, which Microchip acquired in 2016). The company serves industries like automotive, industrial, consumer electronics, and IoT.
The ATMEGA32L-8MU is an 8-bit AVR microcontroller with low-power (L) operation, 32KB Flash, and an 8MHz clock speed, commonly used in embedded systems.
Application
The ATmega32L-8MU is a low-power 8-bit microcontroller from Microchip, ideal for embedded systems. Key application areas include:
- Consumer Electronics: Remote controls, smart home devices.
- Industrial Automation: Sensors, motor control, PLCs.
- Automotive: Dashboard displays, basic control modules.
- Medical Devices: Portable monitors, diagnostic tools.
- IoT & Wearables: Low-power sensor nodes, fitness trackers.
- Robotics: Small robotic controllers, servo management.
Its 8MHz operation, 32KB Flash, and low-power modes make it suitable for battery-powered and cost-sensitive designs.
- Consumer Electronics: Remote controls, smart home devices.
- Industrial Automation: Sensors, motor control, PLCs.
- Automotive: Dashboard displays, basic control modules.
- Medical Devices: Portable monitors, diagnostic tools.
- IoT & Wearables: Low-power sensor nodes, fitness trackers.
- Robotics: Small robotic controllers, servo management.
Its 8MHz operation, 32KB Flash, and low-power modes make it suitable for battery-powered and cost-sensitive designs.
Package
The ATMEGA32L-8MU comes in a QFN/MLF (Quad Flat No-Lead/Micro Lead Frame) package. It has 44 pins and a compact 7x7mm footprint. This surface-mount package is designed for space-efficient PCB designs, offering good thermal and electrical performance. The "8MU" suffix indicates its 8MHz operating frequency at 2.7–5.5V. Ideal for low-power, embedded applications.
