ATMEGA324A-MCHR
- Mfr.Part #
- ATMEGA324A-MCHR
- Manufacturer
- Microchip Technology
- Package / Case
- 44-VQFN Dual Rows, Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 44QFN
- Stock
- 28,428
- In Stock :
- 28,428
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Terminal Position :
- QUAD
- RoHS Status :
- ROHS3 Compliant
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Number of Timers :
- 3
- Temperature Grade :
- Industrial
- JESD-609 Code :
- e4
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- JESD-30 Code :
- S-PQCC-N44
- Base Product Number :
- ATMEGA324
- EEPROM Size :
- 1K x 8
- Supply Voltage-Min (Vsup) :
- 1.8V
- Power Supplies :
- 2/5V
- Qualification Status :
- Not Qualified
- Reach Compliance Code :
- Compliant
- Packaging :
- Tape and Reel (TR)
- Integrated Cache :
- No
- Supply Voltage-Max (Vsup) :
- 5.5V
- Core Processor :
- AVR
- Package / Case :
- 44-VQFN Dual Rows, Exposed Pad
- Number of I/O :
- 32
- Terminal Pitch :
- 0.5mm
- RAM Size :
- 2K x 8
- Data Bus Width :
- 8B
- Interfaces :
- SPI/USART
- Length :
- 7mm
- Width :
- 7 mm
- Format :
- FIXED-POINT
- Series :
- AVR® ATmega
- Package Shape :
- Square
- Height Seated (Max) :
- 1mm
- Connectivity :
- I2C, SPI, UART/USART
- Has ADC :
- yes
- Surface Mount :
- yes
- On Chip Data RAM Width :
- 8
- On Chip Program ROM Width :
- 16
- Pbfree Code :
- yes
- Oscillator Type :
- Internal
- Data Converter :
- A/D 8x10b
- Number of Serial I/Os :
- 2
- Number of Terminations :
- 44
- Core Size :
- 8-Bit
- Interface :
- I2C, SPI, UART, USART
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Data Converters :
- A/D 8x10b
- Supply Current-Max :
- 12 mA
- ROM (words) :
- 16384
- RAM (bytes) :
- 2048
- Manufacturer :
- Microchip Technology Inc
- Mounting Type :
- Surface Mount
- RAM (words) :
- 2048
- Speed :
- 20MHz
- Watchdog Timer :
- yes
- Operating Temperature :
- -40°C~85°C TA
- Number of Terminals :
- 44
- Seated Height-Max :
- 1 mm
- Bit Size :
- 8
- Program Memory Size :
- 32KB 16K x 16
- PWM Channels :
- yes
- Supplier Device Package :
- 44-QFN (5x5)
- DAC Channels :
- No
- Base Part Number :
- ATMEGA324A
- Product Status :
- Active
- Factory Lead Time :
- 10 Weeks
- Low Power Mode :
- yes
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Boundary Scan :
- yes
- Frequency :
- 20MHz
- Published :
- 2008
- CPU Family :
- AVR RISC
- Memory Size :
- 32kB
- Program Memory Type :
- Flash
- ROM Programmability :
- Flash
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Number of Timers/Counters :
- 3
- Contact Plating :
- Tin
- Number of I/O Lines :
- 32
- Terminal Form :
- NO LEAD
- DMA Channels :
- No
- Number of External Interrupts :
- 3
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Device Core :
- AVR
- Number of Pins :
- 44
- Mount :
- Surface Mount
- Datasheets
- ATMEGA324A-MCHR

Microcontrollers Microchip Technology ATMEGA324A-MCHR Overview
The Microcontrollers Microchip Technology ATMEGA324A-MCHR is a high-performance, low-power 8-bit MCU from Microchip Technology, designed to offer an optimal balance of processing power and energy efficiency. With 32KB of in-system programmable flash, this microcontroller is ideally suited for advanced level applications that require additional memory and enhanced programmability. The compact 44QFN package integrates seamlessly into a variety of design environments, making it a versatile choice for engineers and developers looking to push the boundaries of what's possible with microcontroller technology.
ATMEGA324A-MCHR Features
The ATMEGA324A-MCHR boasts a robust set of features that enhance its versatility and functionality in complex electronic circuits. Key features include a 10-bit analog-to-digital converter (ADC) that allows for precise sensor readings, multiple communication interfaces including USART, SPI, and TWI for versatile connectivity options, and a JTAG interface for robust on-chip debugging. The MCU also supports up to 40 programmable I/O lines, providing ample flexibility for interfacing with a wide array of peripherals and devices.
ATMEGA324A-MCHR Applications
- Industrial Automation: Used in managing control systems and machinery, the ATMEGA324A-MCHR provides reliable operation with its robust I/O capabilities and real-time performance.
- Consumer Electronics: Integrates into products like smart home devices or gaming consoles, where its processing power and memory are essential for user interface and experience enhancements.
- Automotive Applications: Ideal for automotive embedded systems, offering dependable control for in-vehicle infotainment and navigation systems.
- Internet of Things (IoT): Powers IoT devices, leveraging its connectivity options to facilitate communication between devices and cloud services.
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