ATMEGA48A-MU
- Mfr.Part #
- ATMEGA48A-MU
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 32-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 4KB FLASH 32VQFN
- Stock
- 10,329
- In Stock :
- 10,329
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- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- Oscillator Type :
- Internal
- Supply Voltage-Max (Vsup) :
- 5.5V
- Flash Memory :
- 4
- RoHS Status :
- ROHS3 Compliant
- Program Memory Size :
- 4KB 2K x 16
- Minimum Operating Temperature :
- -40 °C
- Number of I/O :
- 23
- Published :
- 1997
- Core Architecture :
- AVR
- Number of ADC Channels :
- 8
- Number of Terminals :
- 32
- Terminal Form :
- NO LEAD
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Pbfree Code :
- yes
- Package Shape :
- Square
- Base Product Number :
- ATMEGA48
- Speed :
- 20MHz
- Bit Size :
- 8
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Product Type :
- 8-bit Microcontrollers - MCU
- Supply Voltage :
- 5V
- Contact Plating :
- Tin
- Mounting Style :
- SMD/SMT
- Supplier Device Package :
- 32-VQFN (5x5)
- Pin Count :
- 32
- Product Status :
- Active
- JESD-30 Code :
- S-PQCC-N32
- Terminal Finish :
- Matte Tin (Sn)
- REACH SVHC :
- No SVHC
- Peak Reflow Temperature (Cel) :
- 260
- Tradename :
- AVR
- Typical Operating Supply Voltage :
- 1.8 → 5.5 V
- Dimensions :
- 5.1 x 5.1 x 0.95mm
- Frequency :
- 20MHz
- ROM (words) :
- 2048
- Package / Case :
- 32-VFQFN Exposed Pad
- JESD-609 Code :
- e3
- Adc Resolution :
- 10
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ AND 1.8 V MINIMUM SUPPLY AT 4 MHZ
- Width :
- 5mm
- Packaging :
- Tray
- RoHS :
- Details
- DAC Channels :
- No
- Number of Pins :
- 32
- Watchdog Timer :
- yes
- On Chip Program ROM Width :
- 16
- Memory Size :
- 4kB
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Device Core :
- AVR
- Reach Compliance Code :
- Compliant
- Supply Voltage-Min (Vsup) :
- 4.5V
- Base Part Number :
- ATMEGA48A
- Brand :
- Microchip Technology / Atmel
- HTS Code :
- 8542.31.00.01
- Operating Temperature :
- -40°C~85°C TA
- Length :
- 5mm
- RAM Size :
- 512 x 8
- Surface Mount :
- yes
- Clock Speed :
- 20
- Interfaces :
- SPI/USART
- Factory Lead Time :
- 6 Weeks
- Number of I/O Lines :
- 23
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Program Memory Type :
- Flash
- Number of Terminations :
- 32
- CPU Family :
- AVR RISC
- Package :
- Tray
- RAM (bytes) :
- 512
- Number of I/Os :
- 23 I/O
- Radiation Hardening :
- No
- Core Size :
- 8-Bit
- EEPROM Size :
- 256 x 8
- Interface :
- I2C, SPI, UART, USART
- Mount :
- Surface Mount
- Core Processor :
- AVR
- DMA Channels :
- No
- Supply Current-Max :
- 12 mA
- Product Category :
- 8-bit Microcontrollers - MCU
- Has ADC :
- yes
- Family Name :
- ATMEGA
- Product :
- MCU
- Terminal Position :
- QUAD
- Number of PWM Channels :
- 6
- Temperature Grade :
- Industrial
- Connectivity :
- I2C, SPI, UART/USART
- Can :
- 0
- Mounting Type :
- Surface Mount
- Qualification Status :
- Not Qualified
- ROM Programmability :
- Flash
- Interface Type :
- 2-Wire, SPI, UART
- Instruction Set Architecture :
- RISC
- Power Supplies :
- 2/5V
- Series :
- AVR® ATmega
- Adc Channels :
- 8
- PWM Channels :
- yes
- Maximum Operating Temperature :
- +85 °C
- Number of I2C Channels :
- 1
- Seated Height-Max :
- 1 mm
- ECCN Code :
- EAR99
- Manufacturer :
- Microchip
- Number of Timers/Counters :
- 3
- Package Type :
- QFN/MLF
- Data Bus Width :
- 8B
- Data Converter :
- A/D 8x10b
- Data Converters :
- A/D 8x10b
- Height :
- 880μm
- Terminal Pitch :
- 0.5 mm
- Datasheets
- ATMEGA48A-MU

Microcontrollers Atmel (Microchip Technology) ATMEGA48A-MU Overview
The ATMEGA48A-MU by Atmel (Microchip Technology) is a robust microcontroller unit designed for optimal performance in a compact 32VQFN package. This microcontroller integrates a powerful 8-bit AVR processor, capable of operating at a range of voltages with minimal power consumption. Its 4KB of flash memory offers sufficient space for moderate applications, combining efficiency with versatility. Ideal for designers seeking a reliable MCU that balances performance and cost, the ATMEGA48A-MU excels in a variety of demanding applications, making it a preferred choice for volume purchases by businesses. The Microcontrollers Atmel (Microchip Technology) ATMEGA48A-MU is especially suited for developing advanced consumer electronics, automotive systems, and industrial automation technologies.
ATMEGA48A-MU Features
The ATMEGA48A-MU microcontroller stands out with its comprehensive feature set that includes:
- 8-bit AVR RISC-based processor ensuring high-level performance.
- 4KB of in-system programmable flash memory for robust application storage.
- Low power consumption modes to enhance battery life in portable devices.
- Wide range of operating voltages from 1.8V to 5.5V, offering flexibility across various electronic designs.
- Advanced RISC architecture enables efficient processing and fast access to I/O.
ATMEGA48A-MU Applications
- Consumer Electronics: Utilized in smart home devices such as thermostats and remote controls, where efficient power usage and reliable performance are crucial.
- Automotive: Employed in car entertainment and navigation systems, offering robust operation under varying electrical conditions.
- Industrial Automation: Integral in controlling sensors and actuators, providing precise control and real-time processing capabilities.
- Wearable Technology: Fits perfectly in compact, battery-operated wearable devices, ensuring extended battery life and dependable functionality.
- DIY Projects: Ideal for hobbyists and educational environments due to its easy programmability and versatile features.
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