The ATMEGA48A-MUR is a high-performance, low-power Microchip picoPower® 8-bit AVR® RISC-based microcontroller that combines 4KB ISP flash memory, 512B EEPROM, 512-Byte SRAM, 23 general purpose I/O lines, 32 general purpose working registers, three flexible timer/counters with compare modes, internal and external interrupts, a serial programmable USART, a byte-oriented 2-wire serial interface, SPI serial port, a 6-channel 10-bit A/D converter (eight channels in TQFP and QFN/MLF packages), programmable watchdog timer with internal oscillator, and five software selectable power saving modes. The device operates between 1.8-5.5 volts.

Key Features

• Advanced RISC Architecture – The ATMEGA48A-MUR features 131 powerful instructions, most of which are executed in a single clock cycle. This architecture enables the device to achieve throughputs approaching 1 MIPS per MHz, balancing power consumption and processing speed.
• Memory – Equipped with 4KB of in-system programmable flash, 512B EEPROM, and 512B SRAM, this microcontroller is well-suited for applications requiring on-chip non-volatile storage and efficient data management.
• Power Efficiency – Designed for power-sensitive applications, the ATMEGA48A-MUR offers multiple power-saving modes, including Idle, ADC Noise Reduction, Power-down, Power-save, and Standby.
• I/O and Packages – With 23 programmable I/O lines and available in 28-pin PDIP, 32-pin TQFP, and 32-pad QFN/MLF packages, it provides flexibility for various design requirements.
• Peripheral Features – The microcontroller includes peripherals like a 10-bit ADC with 6 to 8 channels, three flexible timers/counters, internal and external interrupts, USART, 2-wire serial interface, and SPI serial port.
• Speed Grades – The ATMEGA48A-MUR operates at frequencies up to 20MHz, allowing for robust operation in a variety of environments and applications.

Applications

The ATMEGA48A-MUR is suitable for a wide range of applications, including but not limited to: battery-powered devices, temperature control systems, industrial control systems, medical devices, smart sensors, automotive, and home automation products. Its versatility and power efficiency make it an ideal choice for designers looking to optimize their embedded systems.

Ordering Information

The ATMEGA48A-MUR microcontroller is available in tape and reel packaging for automated assembly processes, ensuring a reliable supply for mass production requirements. For detailed ordering and product information, visit Microchip Technology's official website or contact an authorized distributor.