ATMEGA324A-CU
- Mfr.Part #
- ATMEGA324A-CU
- Manufacturer
- Microchip Technology
- Package / Case
- 49-VFBGA
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 49VFBGA
- Stock
- 717
- In Stock :
- 717
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- * Quantity:
- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Number of I/Os :
- 32 I/O
- Interfaces :
- JTAG/TWI/SPI/USART
- Core Processor :
- AVR
- ROM Programmability :
- Flash
- Number of Serial I/Os :
- 2
- Terminal Position :
- BOTTOM
- Factory Lead Time :
- 7 Weeks
- Boundary Scan :
- yes
- Product :
- MCU
- Height :
- 650μm
- Power Supplies :
- 2/5 V
- Base Part Number :
- ATMEGA324A
- Number of SPI Channels :
- 3
- Brand :
- Microchip Technology / Atmel
- RoHS :
- Details
- Supplier Device Package :
- 49-VFBGA (5x5)
- Number of Pins :
- 49
- Terminal Pitch :
- 0.65 mm
- Seated Height-Max :
- 1 mm
- Connectivity :
- I2C, SPI, UART/USART
- Format :
- FIXED-POINT
- Device Core :
- AVR
- Number of I/O :
- 32
- Speed :
- 20MHz
- Manufacturer :
- Microchip
- Published :
- 2008
- ROM (words) :
- 16384
- Width :
- 5.1mm
- Interface Type :
- 2-Wire, SPI, USART
- CPU Family :
- AVR RISC
- JESD-30 Code :
- S-PBGA-B49
- Memory Size :
- 32kB
- RAM (words) :
- 2048
- Number of I/O Lines :
- 32
- Pbfree Code :
- yes
- Product Status :
- Active
- Mounting Type :
- Surface Mount
- Package Shape :
- Square
- Packaging :
- Tray
- DAC Channels :
- No
- Number of I2C Channels :
- 1
- EEPROM Size :
- 1K x 8
- Has ADC :
- yes
- Program Memory Type :
- Flash
- Number of PWM Channels :
- 6
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Data Bus Width :
- 8B
- Series :
- AVR® ATmega
- On Chip Data RAM Width :
- 8
- On Chip Program ROM Width :
- 16
- Number of Terminals :
- 49
- Supply Voltage-Max (Vsup) :
- 5.5V
- Number of ADC Channels :
- 8
- Temperature Grade :
- Industrial
- Core Size :
- 8-Bit
- Reach Compliance Code :
- Compliant
- Surface Mount :
- yes
- RAM Size :
- 2K x 8
- DMA Channels :
- No
- Operating Temperature :
- -40°C~85°C TA
- Data Converters :
- A/D 8x10b
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Supply Current-Max :
- 12 mA
- Package :
- Tray
- Integrated Cache :
- No
- PWM Channels :
- yes
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Number of UART Channels :
- 2
- Mounting Style :
- SMD/SMT
- Length :
- 5.1mm
- Package / Case :
- 49-VFBGA
- Number of Terminations :
- 49
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Number of Timers :
- 3
- Number of External Interrupts :
- 3
- Qualification Status :
- Not Qualified
- Product Type :
- 8-bit Microcontrollers - MCU
- Watchdog Timer :
- yes
- Data Converter :
- A/D 8x10b
- Bit Size :
- 8
- Interface :
- I2C, SPI, UART, USART
- RoHS Status :
- ROHS3 Compliant
- Tradename :
- AVR
- RAM (bytes) :
- 2048
- Mount :
- Surface Mount
- Terminal Form :
- Ball
- Oscillator Type :
- Internal
- Product Category :
- 8-bit Microcontrollers - MCU
- Low Power Mode :
- yes
- Program Memory Size :
- 32KB 16K x 16
- Maximum Operating Temperature :
- + 85 C
- Minimum Operating Temperature :
- - 40 C
- Frequency :
- 20MHz
- Base Product Number :
- ATMEGA324
- Datasheets
- ATMEGA324A-CU

Microcontrollers Microchip Technology ATMEGA324A-CU Overview
The Microcontrollers Microchip Technology ATMEGA324A-CU is a high-performance, low-power AVR 8-bit microcontroller that combines 32KB ISP flash memory with read-while-write capabilities, 1KB EEPROM, 2KB SRAM, 34 general purpose I/O lines, 32 general purpose working registers, and clock speeds up to 20MHz. Delivering robust versatility, this microcontroller is designed to support complex digital operations in a wide array of embedded applications. Ideal for projects requiring an efficient, yet powerful MCU, the ATMEGA324A-CU is optimized for scalable automation systems, ensuring reliable operation and connectivity.
ATMEGA324A-CU Features
This microcontroller includes several advanced features that make it an excellent choice for demanding applications:
- 32KB of in-system programmable flash
- High-performance and low-power AVR 8-bit processing
- Up to 20MHz clock speed
- Advanced RISC architecture
- Power-on reset and programmable brown-out detection
- Multiple sleep modes for power efficiency
- JTAG interface for programming and debugging
- Extensive interrupt system for real-time processing
ATMEGA324A-CU Applications
- Smart Home Devices: Utilized in managing home automation systems, the MCU can control lighting, security, and HVAC systems efficiently.
- Industrial Automation: Serves as the brain for control systems in factories, handling sensors and actuators to enhance process efficiency.
- Automotive Applications: Used in car accessory systems, such as entertainment controls and diagnostic systems, for better in-vehicle experience.
- Medical Devices: Enables precise control and data collection in medical instrumentation, ensuring reliability and accuracy for critical healthcare equipment.
- Consumer Electronics: Drives the functionality in devices such as cameras, personal audio systems, and toys, adding to enhanced user engagement and interactivity.
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