Overview
The ATMEGA88PA-MUR is a high-performance, low-power 8-bit AVR RISC-based microcontroller from Microchip Technology. This device combines advanced RISC architecture with high-density non-volatile memory technology, making it a powerful and flexible solution for various embedded control applications. It features 8KB of ISP flash memory, 512 bytes of EEPROM, and 1KB of SRAM. The microcontroller operates within a voltage range of 1.8V to 5.5V and has a temperature range of -40°C to 85°C. It achieves throughputs approaching 1 MIPS per MHz, balancing power consumption and processing speed effectively.
Key Specifications
| Parameter | Value |
|---|---|
| Microcontroller Family | AVR ATmega |
| Flash Memory | 8KB ISP Flash |
| EEPROM | 512 bytes |
| SRAM | 1KB |
| General Purpose I/O Lines | 23 |
| General Purpose Working Registers | 32 x 8 |
| Operating Voltage | 1.8V - 5.5V |
| Temperature Range | -40°C to 85°C |
| Maximum Clock Speed | 20MHz |
| Package Type | 32-pad QFN/MLF |
| ADC Resolution | 10-bit (6 channels) |
| Timers/Counters | Two 8-bit, one 16-bit |
| Serial Interfaces | USART, SPI, I²C |
Key Features
- Advanced RISC Architecture: 131 powerful instructions, most single clock cycle execution, and 32 general purpose working registers.
- High Endurance Non-volatile Memory: 8KB ISP flash, 512 bytes EEPROM, and 1KB SRAM with high write/erase cycles and long data retention.
- Power Management: Six sleep modes (idle, ADC noise reduction, power-save, power-down, standby, and extended standby) and programmable watchdog timer with separate on-chip oscillator.
- Peripheral Features: Two 8-bit timers/counters, one 16-bit timer/counter, real-time counter, six PWM channels, programmable serial USART, SPI, and I²C interfaces.
- Interrupt and Wake-up: Interrupt and wake-up on pin change, power-on reset, and programmable brown-out detection.
- Analog Capabilities: 6-channel 10-bit ADC and on-chip analog comparator.
- QTouch Library Support: For capacitive touch buttons, sliders, and wheels.
Applications
The ATMEGA88PA-MUR microcontroller is suitable for a wide range of embedded control applications, including:
- Industrial automation and control systems.
- Consumer electronics such as remote controls and appliances.
- Automotive systems, including dashboard controls and sensors.
- Medical devices requiring low power consumption and high reliability.
- IoT devices and smart home automation.
Q & A
- What is the maximum clock speed of the ATMEGA88PA-MUR?
The maximum clock speed is 20MHz.
- What is the operating voltage range of the ATMEGA88PA-MUR?
The operating voltage range is 1.8V to 5.5V.
- How much flash memory does the ATMEGA88PA-MUR have?
The device has 8KB of ISP flash memory.
- What types of serial interfaces are available on the ATMEGA88PA-MUR?
The device features USART, SPI, and I²C serial interfaces.
- Does the ATMEGA88PA-MUR support in-system programming?
Yes, it supports in-system programming through an SPI serial interface.
- What is the temperature range for the ATMEGA88PA-MUR?
The temperature range is -40°C to 85°C.
- How many general purpose I/O lines does the ATMEGA88PA-MUR have?
The device has 23 general purpose I/O lines.
- What are the sleep modes available on the ATMEGA88PA-MUR?
The device has six sleep modes: idle, ADC noise reduction, power-save, power-down, standby, and extended standby.
- Does the ATMEGA88PA-MUR support capacitive touch functionality?
Yes, it supports capacitive touch through the QTouch library.
- What is the ADC resolution of the ATMEGA88PA-MUR?
The ADC resolution is 10-bit with 6 channels.
