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