ATMEGA324A-MCH
- Mfr.Part #
- ATMEGA324A-MCH
- Manufacturer
- Microchip Technology
- Package / Case
- 44-VQFN Dual Rows, Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 44QFN
- Stock
- 23,561
- In Stock :
- 23,561
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Data Converter :
- A/D 8x10b
- Interface Type :
- 2-Wire, SPI, USART
- Number of ADC Channels :
- 8 Channel
- Number of Timers :
- 3
- Base Part Number :
- ATMEGA324A
- Number of Timers/Counters :
- 3
- Packaging :
- Tray
- Frequency :
- 20MHz
- Published :
- 2008
- Number of Terminals :
- 44
- Product Category :
- 8-bit Microcontrollers - MCU
- Maximum Operating Temperature :
- + 85 C
- Brand :
- Microchip Technology
- Integrated Cache :
- No
- Supply Voltage-Max (Vsup) :
- 5.5V
- DAC Channels :
- No
- RAM Size :
- 2K x 8
- Memory Size :
- 32kB
- On Chip Data RAM Width :
- 8
- Number of I/O :
- 32
- EEPROM Size :
- 1K x 8
- Supplier Device Package :
- 44-QFN (5x5)
- Supply Voltage-Min (Vsup) :
- 1.8V
- Contact Plating :
- Gold
- Mounting Style :
- SMD/SMT
- Data Converters :
- A/D 8x10b
- Tradename :
- AVR
- Product :
- MCU
- Core Processor :
- AVR
- Oscillator Type :
- Internal
- Terminal Form :
- NO LEAD
- PWM Channels :
- yes
- ROM (words) :
- 16384
- Surface Mount :
- yes
- Mount :
- Surface Mount
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- ROM Programmability :
- Flash
- Reach Compliance Code :
- Compliant
- RoHS :
- Details
- Qualification Status :
- Not Qualified
- Interface :
- I2C, SPI, UART, USART
- Number of External Interrupts :
- 3
- Manufacturer :
- Microchip
- Low Power Mode :
- yes
- Boundary Scan :
- yes
- Data Bus Width :
- 8B
- Terminal Pitch :
- 0.5mm
- Length :
- 7mm
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Package Shape :
- Square
- RAM (bytes) :
- 2048
- Terminal Position :
- QUAD
- On Chip Program ROM Width :
- 16
- DMA Channels :
- No
- JESD-30 Code :
- S-PQCC-N44
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Device Core :
- AVR
- RoHS Status :
- ROHS3 Compliant
- CPU Family :
- AVR RISC
- Has ADC :
- yes
- Height Seated (Max) :
- 1mm
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Number of I/O Lines :
- 32
- Factory Lead Time :
- 5 Weeks
- RAM (words) :
- 2048
- Watchdog Timer :
- yes
- JESD-609 Code :
- e4
- Number of Pins :
- 44
- Power Supplies :
- 2/5V
- Program Memory Size :
- 32KB 16K x 16
- Pbfree Code :
- yes
- Program Memory Type :
- Flash
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Minimum Operating Temperature :
- - 40 C
- Temperature Grade :
- Industrial
- Seated Height-Max :
- 1 mm
- Series :
- AVR® ATmega
- Mounting Type :
- Surface Mount
- Connectivity :
- I2C, SPI, UART/USART
- Package :
- Tray
- Number of Serial I/Os :
- 2
- Format :
- FIXED-POINT
- Bit Size :
- 8
- Number of I/Os :
- 32 I/O
- Base Product Number :
- ATMEGA324
- Operating Temperature :
- -40°C~85°C TA
- Interfaces :
- SPI/USART
- Width :
- 7 mm
- Number of Terminations :
- 44
- Package / Case :
- 44-VQFN Dual Rows, Exposed Pad
- Product Status :
- Active
- Core Size :
- 8-Bit
- Product Type :
- 8-bit Microcontrollers - MCU
- Speed :
- 20MHz
- Supply Current-Max :
- 12 mA
- Datasheets
- ATMEGA324A-MCH

Microcontrollers Microchip Technology ATMEGA324A-MCH Overview
The Microcontrollers Microchip Technology ATMEGA324A-MCH is a robust 8-bit microcontroller featuring 32KB of in-system programmable flash. Designed by Microchip Technology, this MCU leverages advanced RISC architecture, allowing for highly efficient, fast, and reliable operations in a variety of embedded applications. Its compact 44QFN package makes it an ideal choice for space-constrained applications while offering the performance necessary to handle complex tasks. This product's integration of multiple functionalities such as analog comparators, multiple communication interfaces, and a rich set of peripherals ensures adaptability across various high-demand applications, positioning it as a top choice for designers looking to optimize their systems for performance and cost.
ATMEGA324A-MCH Features
The ATMEGA324A-MCH microcontroller packs powerful features into a small form factor. Key features include:
- 32KB ISP flash memory with read-while-write capabilities.
- 1KB EEPROM and 2KB SRAM.
- Up to 20 MHz operating frequency.
- Advanced RISC architecture.
- Power-on Reset and Programmable Brown-out Detection.
- Full duplex USARTs, Master/Slave SPI serial interface.
- Two 8-bit Timer/Counters with Separate Prescaler, and Compare Mode.
- Four PWM channels.
- 10-bit ADC with 8 multiplexed channels.
- Analog comparator with multiplexed input.
- 44-pin QFN/QT package.
ATMEGA324A-MCH Applications
- Consumer Electronics: Utilized in smart home devices such as thermostats and remote controls, enhancing user interface and connectivity.
- Automotive: Employs its robust I/O capabilities in vehicle system management, including sensor data collection and actuator control.
- Industrial Automation: Integral to the operation of automated machinery, providing precise control and real-time processing.
- Medical Devices: Used in small-scale medical monitoring devices, leveraging its low power consumption and high reliability for sensitive applications.
- Agricultural Equipment: Enhances efficiency and precision in farm machinery through its advanced control systems and sensor integrations.
- Telecommunication: Supports communication equipment by managing data transmission processes and protocol handling.
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