The ATMEGA88A-MMHR is a microcontroller from ATMEL (now part of Microchip Technology). Below are its specifications, descriptions, and features:
Specifications:
- Manufacturer: ATMEL (Microchip)
- Core: 8-bit AVR
- Flash Memory: 8KB
- SRAM: 1KB
- EEPROM: 512 Bytes
- Clock Speed: Up to 20MHz
- Operating Voltage: 1.8V - 5.5V
- Package: QFN-28 (5x5mm)
- I/O Pins: 23
- ADC Channels: 8 (10-bit resolution)
- Timers: 2 x 8-bit, 1 x 16-bit
- PWM Channels: 6
- USART: 1
- SPI: 1
- I2C (TWI): 1
- Watchdog Timer: Yes
- Operating Temperature: -40°C to +85°C
Descriptions:
- The ATMEGA88A-MMHR is a low-power, high-performance microcontroller based on the AVR RISC architecture.
- It features in-system self-programmable flash memory, making it suitable for embedded applications.
- The device supports real-time debugging via JTAG or debugWIRE interfaces.
- It is designed for cost-sensitive applications requiring efficient processing and low power consumption.
Features:
- Advanced RISC Architecture: 131 powerful instructions, most executed in a single clock cycle.
- Low Power Consumption: Multiple sleep modes for power efficiency.
- Peripheral Features:
- 8-channel 10-bit ADC
- Programmable Serial USART
- Master/Slave SPI Interface
- Byte-oriented Two-Wire Interface (TWI)
- Robustness: Brown-out detection, power-on reset, and watchdog timer for reliable operation.
- Flexible Clocking Options: Internal calibrated oscillator, external crystal, or resonator support.
This microcontroller is commonly used in industrial control, consumer electronics, and IoT applications.