Overview
The ATMEGA1284P-AUR, produced by Microchip Technology, is a low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture. This microcontroller is part of the ATmega family and is known for its high performance and low power consumption. It executes powerful instructions in a single clock cycle, achieving throughputs approaching 1 MIPS per MHz, which allows system designers to optimize power consumption versus processing speed.
Key Specifications
| Specification | Details |
|---|---|
| Flash Memory | 128 KBytes In-System Self-programmable Flash |
| EEPROM | 4 KBytes |
| SRAM | 16 KBytes |
| Timer/Counters | Three (four for ATmega1284/1284P) flexible Timer/Counters with compare modes and PWM |
| ADC | 8-channel, 10-bit ADC with optional differential input stage and programmable gain |
| USARTs | Two Programmable Serial USART |
| SPI Serial Interface | Master/Slave SPI Serial Interface |
| JTAG Interface | IEEE std. 1149.1 compliant JTAG test interface |
| Operating Voltages | 1.8 - 5.5V |
| Speed Grades | 0 - 20MHz @ 4.5 - 5.5V |
| Power Consumption | Active: 0.4mA @ 1MHz, 1.8V, 25°C; Power-down Mode: 0.1µA |
| Package | 44-lead TQFP |
Key Features
- High endurance non-volatile memory segments
- Real Time Counter (RTC) with separate oscillator
- Programmable Watchdog Timer with internal oscillator
- On-chip Analog Comparator
- Interrupt and Wake-up on Pin Change
- Six software selectable power saving modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby, and Extended Standby
- 32 general purpose I/O lines
- 32 general purpose working registers
- Byte-oriented Two-wire Serial Interface
Applications
The ATMEGA1284P-AUR is versatile and can be used in a variety of applications, including:
- Industrial control systems
- Automotive systems
- Consumer electronics
- Medical devices
- Wireless communication devices
- IoT devices
Q & A
- What is the ATMEGA1284P-AUR microcontroller based on?
The ATMEGA1284P-AUR is based on the AVR enhanced RISC architecture. - How much flash memory does the ATMEGA1284P-AUR have?
The ATMEGA1284P-AUR has 128 KBytes of In-System Self-programmable Flash. - What are the operating voltage ranges for the ATMEGA1284P-AUR?
The operating voltage ranges are 1.8 - 5.5V. - How many timer/counters does the ATMEGA1284P-AUR have?
The ATMEGA1284P-AUR has three (four for ATmega1284/1284P) flexible Timer/Counters with compare modes and PWM. - What type of ADC does the ATMEGA1284P-AUR feature?
The ATMEGA1284P-AUR features an 8-channel, 10-bit ADC with optional differential input stage and programmable gain. - Does the ATMEGA1284P-AUR support JTAG interface?
Yes, the ATMEGA1284P-AUR supports an IEEE std. 1149.1 compliant JTAG test interface. - What are the power consumption figures for the ATMEGA1284P-AUR?
Active: 0.4mA @ 1MHz, 1.8V, 25°C; Power-down Mode: 0.1µA. - What package types are available for the ATMEGA1284P-AUR?
The ATMEGA1284P-AUR is available in a 44-lead TQFP package. - How many general purpose I/O lines does the ATMEGA1284P-AUR have?
The ATMEGA1284P-AUR has 32 general purpose I/O lines. - What are the power saving modes available on the ATMEGA1284P-AUR?
The ATMEGA1284P-AUR has six software selectable power saving modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby, and Extended Standby.
