ATMEGA32A-MU
- Mfr.Part #
- ATMEGA32A-MU
- Manufacturer
- Microchip Technology
- Package / Case
- 44-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 44VQFN
- Stock
- 4,254
- In Stock :
- 4,254
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Width :
- 7 mm
- Frequency :
- 16MHz
- EEPROM Size :
- 1K x 8
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPY AT 8 MHZ
- JESD-30 Code :
- S-PQCC-N44
- Terminal Form :
- NO LEAD
- Reach Compliance Code :
- Compliant
- Qualification Status :
- Not Qualified
- Peak Reflow Temperature (Cel) :
- 260
- Number of Timers/Counters :
- 3
- Data Bus Width :
- 8B
- Temperature Grade :
- Industrial
- Number of Terminals :
- 44
- Core Processor :
- AVR
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Power Supplies :
- 3/5 V
- Mount :
- Surface Mount
- JESD-609 Code :
- e3
- Maximum Operating Temperature :
- + 85 C
- Height Seated (Max) :
- 1mm
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Data Converter :
- A/D 8x10b
- Product Status :
- Active
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Mounting Type :
- Surface Mount
- CPU Family :
- AVR RISC
- Data Converters :
- A/D 8x10b
- Interfaces :
- SPI/USART
- Number of Terminations :
- 44
- Package / Case :
- 44-VFQFN Exposed Pad
- ROM Programmability :
- Flash
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Supply Current-Max :
- 15 mA
- RoHS :
- Details
- Product :
- MCU
- Mounting Style :
- SMD/SMT
- Published :
- 2011
- Core Size :
- 8-Bit
- Qualification :
- -
- Supply Voltage-Max (Vsup) :
- 5.5V
- Series :
- AVR® ATmega
- Supply Voltage-Min (Vsup) :
- 4.5V
- Seated Height-Max :
- 1 mm
- Pbfree Code :
- yes
- Speed :
- 16MHz
- Package Shape :
- Square
- Contact Plating :
- Tin
- Terminal Pitch :
- 0.5mm
- Terminal Finish :
- MATTE TIN
- Watchdog Timer :
- yes
- RAM Size :
- 2K x 8
- Has ADC :
- yes
- Number of I/Os :
- 32 I/O
- Number of Pins :
- 44
- Bit Size :
- 8
- Base Product Number :
- ATMEGA32
- Factory Lead Time :
- 7 Weeks
- DMA Channels :
- No
- Supply Voltage :
- 5V
- Terminal Position :
- QUAD
- Program Memory Type :
- Flash
- Brand :
- Microchip Technology / Atmel
- Minimum Operating Temperature :
- - 40 C
- Interface :
- I2C, LIN, SPI, UART, USART
- Operating Temperature :
- -40°C~85°C TA
- Length :
- 7mm
- ROM (words) :
- 16384
- PWM Channels :
- yes
- Surface Mount :
- yes
- Connectivity :
- I2C, SPI, UART/USART
- Device Core :
- AVR
- Supplier Device Package :
- 44-VQFN (7x7)
- Base Part Number :
- ATMEGA32A
- Product Type :
- 8-bit Microcontrollers - MCU
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Number of I/O :
- 32
- RAM (bytes) :
- 2048
- Oscillator Type :
- Internal
- Product Category :
- 8-bit Microcontrollers - MCU
- Memory Type :
- FLASH, OTP
- Tradename :
- AVR
- DAC Channels :
- No
- Manufacturer :
- Microchip
- Program Memory Size :
- 32KB 16K x 16
- MSL :
- MSL 3 - 168 hours
- RoHS Status :
- ROHS3 Compliant
- Number of I/O Lines :
- 32
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Memory Size :
- 3.5kB
- Packaging :
- Tape and Reel (TR)
- Datasheets
- ATMEGA32A-MU
ATMEGA32A-MU Documents

Microcontrollers Microchip Technology ATMEGA32A-MU Overview
The Microcontrollers Microchip Technology ATMEGA32A-MU is a high-performance, low-power AVR 8-bit microcontroller that offers a robust blend of features suitable for a broad range of applications. Manufactured by Microchip Technology, this MCU leverages advanced RISC architecture, allowing developers to achieve optimal performance at lower power consumptions. Its 32KB of in-system programmable flash makes it ideal for applications requiring frequent updates and data manipulations, ensuring reliability and flexibility in complex designs.
ATMEGA32A-MU Features
The ATMEGA32A-MU microcontroller is equipped with a variety of features designed for versatility and efficiency. It operates at a voltage range of 1.8V to 5.5V, making it suitable for battery-operated applications. With 32KB of flash memory, 1KB of EEPROM, and 2KB of SRAM, it provides substantial space for application code and data storage. The device includes 35 general-purpose I/O lines, multiple programmable serial USARTs, and supports SPI and TWI communication protocols, enhancing its ability to handle complex tasks and connectivity.
ATMEGA32A-MU Applications
- Consumer Electronics: Utilized in devices such as smart home devices, gaming consoles, and personal gadgets. The ATMEGA32A-MU's low power consumption and high integration support compact designs and enhanced user interfaces.
- Industrial Automation: Integrated in systems for process control, machine monitoring, and automation. Its robust I/O capabilities enable reliable interfacing with sensors and actuators.
- Automotive Applications: Used in car entertainment systems, diagnostic tools, and onboard controllers. The microcontroller’s enhanced features support the rigorous demands of automotive environments.
- Medical Devices: Employed in portable medical monitoring devices and small-scale medical instruments. The ATMEGA32A-MU ensures low power usage and reliable operation critical for patient care and diagnostics.
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