Overview
The ATMEGA48PA-AU is a high-performance, low-power 8-bit microcontroller from Microchip Technology, part of the Atmel AVR microcontroller family. This device is designed to offer a robust set of features and capabilities, making it suitable for a wide range of applications. The ATMEGA48PA-AU is particularly noted for its advanced RISC architecture, high endurance non-volatile memory, and various power-saving modes.
Key Specifications
| Specification | Value |
|---|---|
| Flash Program Memory | 4 KBytes |
| EEPROM | 256 Bytes |
| Internal SRAM | 512 Bytes |
| Number of I/O Lines | 23 |
| Operating Voltage | 1.8 - 5.5V |
| Temperature Range | -40°C to 85°C |
| Speed Grade | Up to 20 MHz at 4.5 - 5.5V |
| Power Consumption (Active Mode at 1MHz, 1.8V, 25°C) | 0.2 mA |
| Power Consumption (Power-down Mode) | 0.1 µA |
| Package Type | 32-lead TQFP |
Key Features
- Advanced RISC Architecture with 131 powerful instructions and most single clock cycle execution.
- 32 x 8 general purpose working registers and fully static operation.
- High endurance non-volatile memory segments: 4 KBytes of In-System Self-Programmable Flash, 256 Bytes of EEPROM, and 512 Bytes of Internal SRAM.
- Programmable Watchdog Timer with separate on-chip oscillator and on-chip Analog Comparator.
- Interrupt and wake-up on pin change, power-on reset, and programmable brown-out detection.
- Six sleep modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby, and Extended Standby.
- Internal calibrated oscillator and external and internal interrupt sources.
Applications
The ATMEGA48PA-AU is versatile and can be used in various applications, including but not limited to:
- Industrial control systems.
- Consumer electronics.
- Automotive systems.
- Medical devices.
- Wireless and wired communication devices.
- Robotics and automation.
Q & A
- What is the flash program memory size of the ATMEGA48PA-AU?
The ATMEGA48PA-AU has 4 KBytes of In-System Self-Programmable Flash program memory. - What is the operating voltage range of the ATMEGA48PA-AU?
The operating voltage range is 1.8 - 5.5V. - What is the temperature range for the ATMEGA48PA-AU?
The temperature range is -40°C to 85°C. - How many I/O lines does the ATMEGA48PA-AU have?
The ATMEGA48PA-AU has 23 programmable I/O lines. - What is the maximum speed grade of the ATMEGA48PA-AU?
The maximum speed grade is up to 20 MHz at 4.5 - 5.5V. - What are the power consumption figures for the ATMEGA48PA-AU in active and power-down modes?
In active mode at 1MHz, 1.8V, and 25°C, the power consumption is 0.2 mA. In power-down mode, it is 0.1 µA. - What package types are available for the ATMEGA48PA-AU?
The ATMEGA48PA-AU is available in a 32-lead TQFP package. - Does the ATMEGA48PA-AU support in-system programming?
Yes, the ATMEGA48PA-AU supports in-system programming by an on-chip boot program. - What are the key features of the ATMEGA48PA-AU's RISC architecture?
The RISC architecture includes 131 powerful instructions, most single clock cycle execution, and 32 x 8 general purpose working registers. - What are some common applications for the ATMEGA48PA-AU?
The ATMEGA48PA-AU is used in industrial control systems, consumer electronics, automotive systems, medical devices, and more.
