ATMEGA324A-AU
- Mfr.Part #
- ATMEGA324A-AU
- Manufacturer
- Microchip Technology
- Package / Case
- 44-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 44TQFP
- Stock
- 17,229
- In Stock :
- 17,229
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- DMA Channels :
- No
- Operating Temperature :
- -40°C~85°C TA
- Qualification Status :
- Not Qualified
- Peak Reflow Temperature (Cel) :
- 260
- Integrated Cache :
- No
- JESD-609 Code :
- e3
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Data Converter :
- A/D 8x10b
- Has ADC :
- yes
- Base Part Number :
- ATMEGA324A
- Device Core :
- AVR
- Mounting Style :
- SMD/SMT
- Interfaces :
- SPI/USART
- Supply Current-Max :
- 12 mA
- On Chip Data RAM Width :
- 8
- Speed :
- 20MHz
- Format :
- FIXED-POINT
- JESD-30 Code :
- S-PQFP-G44
- Manufacturer :
- Microchip
- Bit Size :
- 8
- Terminal Pitch :
- 0.8 mm
- Contact Plating :
- Tin
- PWM Channels :
- yes
- RoHS :
- Details
- RAM (words) :
- 2048
- Frequency :
- 20MHz
- Power Supplies :
- 2/5V
- Package / Case :
- 44-TQFP
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Data Converters :
- A/D 8x10b
- RAM (bytes) :
- 2048
- Radiation Hardening :
- No
- Surface Mount :
- yes
- Oscillator Type :
- Internal
- ROM (words) :
- 16384
- Core Processor :
- AVR
- CPU Family :
- AVR RISC
- Base Product Number :
- ATMEGA324
- Number of I/O Lines :
- 32
- Program Memory Type :
- Flash
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Connectivity :
- I2C, SPI, UART/USART
- Number of Serial I/Os :
- 2
- Interface Type :
- 2-Wire, SPI, Serial, USART
- Reach Compliance Code :
- Compliant
- Number of I/O :
- 32
- Low Power Mode :
- yes
- Factory Lead Time :
- 7 Weeks
- Interface :
- I2C, SPI, Serial, UART, USART
- Published :
- 2008
- Supplier Device Package :
- 44-TQFP (10x10)
- MSL :
- MSL 1 - Unlimited
- Maximum Operating Temperature :
- + 85 C
- Watchdog Timer :
- yes
- Brand :
- Microchip Technology / Atmel
- Number of Timers/Counters :
- 3
- DAC Channels :
- No
- Number of ADC Channels :
- 8
- RoHS Status :
- ROHS3 Compliant
- Product Type :
- 8-bit Microcontrollers - MCU
- Temperature Grade :
- Industrial
- Terminal Finish :
- Matte Tin (Sn)
- Width :
- 10mm
- Boundary Scan :
- yes
- EEPROM Size :
- 1K x 8
- Length :
- 10mm
- Terminal Position :
- QUAD
- Seated Height-Max :
- 1.2 mm
- Tradename :
- AVR
- Height :
- 1.05mm
- Core Size :
- 8-Bit
- Pbfree Code :
- yes
- Supply Voltage-Max (Vsup) :
- 5.5V
- Terminal Form :
- Gull wing
- Program Memory Size :
- 32KB 16K x 16
- Product Status :
- Active
- Series :
- AVR® ATmega
- Mount :
- Surface Mount
- ROM Programmability :
- Flash
- Package Shape :
- Square
- Number of Pins :
- 44
- Qualification :
- -
- On Chip Program ROM Width :
- 16
- Package :
- Tray
- Number of Terminals :
- 44
- Minimum Operating Temperature :
- - 40 C
- Mounting Type :
- Surface Mount
- Memory Size :
- 32kB
- Number of I2C Channels :
- 1
- Product Category :
- 8-bit Microcontrollers - MCU
- Number of Terminations :
- 44
- Data Bus Width :
- 8B
- Number of PWM Channels :
- 6
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Lead Free :
- Lead Free
- Number of Timers :
- 3
- RAM Size :
- 2K x 8
- Number of I/Os :
- 32 I/O
- Packaging :
- Tray
- REACH SVHC :
- No SVHC
- Number of External Interrupts :
- 3
- Product :
- MCU
- Datasheets
- ATMEGA324A-AU

Microcontrollers Microchip Technology ATMEGA324A-AU Overview
The Microcontrollers Microchip Technology ATMEGA324A-AU is a highly efficient and versatile 8-bit microcontroller that offers a perfect blend of power and performance for a broad range of applications. This MCU, encapsulated in a compact 44TQFP package, is designed by Microchip Technology, a leader in microcontroller innovation. It features a substantial 32KB of flash memory, robust I/O options, and advanced interrupt capabilities, making it an ideal choice for designers looking to develop sophisticated embedded systems. Its ability to operate at varying voltages and temperatures enhances its adaptability across different environmental conditions, thus providing an efficient solution tailored for demanding applications.
ATMEGA324A-AU Features
The ATMEGA324A-AU microcontroller stands out with its extensive set of features, including:
- 32KB ISP flash memory with read-while-write capabilities
- Advanced RISC architecture enabling powerful computational ability and fast processing speeds
- Two 8-bit timers and one 16-bit timer, each with separate prescalers
- Up to 40 programmable I/O lines for enhanced interface connectivity
- A variety of power-saving modes to ensure energy efficiency
- Full duplex USART and SPI serial interfaces for robust data communication
ATMEGA324A-AU Applications
- Automotive Systems: Employed in engine management and dashboard displays, where reliability and response time are critical.
- Industrial Automation: Acts as the central control unit for process automation, improving operational accuracy and efficiency.
- Home Automation Systems: Integral in devices like smart thermostats and security systems, offering connectivity and control.
- Consumer Electronics: Used in devices such as portable music players and gaming consoles, providing compact, efficient operations.
- Medical Devices: Suitable for monitoring systems where precision and dependability are essential.
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