ATMEGA48A-AU
- Mfr.Part #
- ATMEGA48A-AU
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 32-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 4KB FLASH 32TQFP
- Stock
- 18,914
- In Stock :
- 18,914
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- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- ROM (words) :
- 4096
- Program Memory Type :
- Flash
- Supplier Device Package :
- 32-TQFP (7x7)
- Program Memory Size :
- 4KB 2K x 16
- DMA Channels :
- No
- REACH SVHC :
- No SVHC
- Memory Size :
- 4kB
- Terminal Form :
- Gull wing
- Interface Type :
- SPI, TWI, USART
- Core Size :
- 8-Bit
- Reach Compliance Code :
- Compliant
- Data Bus Width :
- 8B
- Radiation Hardening :
- No
- DAC Channels :
- No
- Data Converters :
- A/D 8x10b
- Maximum Operating Temperature :
- + 85 C
- Packaging :
- Tray
- Mount :
- Surface Mount
- Height :
- 1.05mm
- Number of Pins :
- 32
- Core Processor :
- AVR
- Operating Temperature :
- -40°C~85°C TA
- Pbfree Code :
- yes
- Package :
- Tray
- Integrated Cache :
- No
- Manufacturer :
- Microchip
- Product Category :
- 8-bit Microcontrollers - MCU
- Minimum Operating Temperature :
- - 40 C
- Power Supplies :
- 2/5V
- RAM (words) :
- 512
- Product Type :
- 8-bit Microcontrollers - MCU
- Qualification :
- -
- Number of Terminations :
- 32
- Terminal Finish :
- Matte Tin (Sn)
- Oscillator Type :
- Internal
- Supply Voltage-Min (Vsup) :
- 4.5V
- Base Product Number :
- ATMEGA48
- Connectivity :
- I2C, SPI, UART/USART
- Number of I/O :
- 23
- Number of ADC Channels :
- 8
- Data Converter :
- A/D 8x10b
- Number of I/Os :
- 23 I/O
- Lead Free :
- Lead Free
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Series :
- AVR® ATmega
- JESD-30 Code :
- S-PQFP-G32
- Mounting Type :
- Surface Mount
- Seated Height-Max :
- 1.2 mm
- Number of I2C Channels :
- 1
- RoHS Status :
- ROHS3 Compliant
- Number of PWM Channels :
- 6
- ROM Programmability :
- Flash
- Supply Voltage-Max (Vsup) :
- 5.5V
- Brand :
- Microchip Technology / Atmel
- Qualification Status :
- Not Qualified
- Bit Size :
- 8
- Terminal Position :
- QUAD
- Package / Case :
- 32-TQFP
- Width :
- 7mm
- JESD-609 Code :
- e3
- Peak Reflow Temperature (Cel) :
- 260
- MSL :
- MSL 3 - 168 hours
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ AND 1.8 V MINIMUM SUPPLY AT 4 MHZ
- Product :
- MCU
- Has ADC :
- yes
- Interface :
- I2C, SPI, Serial, UART, USART
- Base Part Number :
- ATMEGA48A
- Interfaces :
- SPI/USART
- Package Shape :
- Square
- CPU Family :
- AVR RISC
- PWM Channels :
- yes
- Number of I/O Lines :
- 23
- Factory Lead Time :
- 6 Weeks
- Contact Plating :
- Tin
- Product Status :
- Active
- RAM (bytes) :
- 512
- Number of Terminals :
- 32
- Boundary Scan :
- No
- Supply Voltage :
- 5V
- On Chip Program ROM Width :
- 8
- Tradename :
- AVR
- Published :
- 1997
- RoHS :
- Details
- Format :
- FIXED POINT
- EEPROM Size :
- 256 x 8
- Low Power Mode :
- yes
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Supply Current-Max :
- 5.5 mA
- Device Core :
- AVR
- Number of External Interrupts :
- 2
- Terminal Pitch :
- 0.8 mm
- Length :
- 7mm
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Temperature Grade :
- Industrial
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Number of Timers/Counters :
- 3
- Speed :
- 20MHz
- Mounting Style :
- SMD/SMT
- Frequency :
- 20MHz
- Watchdog Timer :
- yes
- Surface Mount :
- yes
- RAM Size :
- 512 x 8
- Datasheets
- ATMEGA48A-AU
ATMEGA48A-AU Documents

Microcontrollers Atmel (Microchip Technology) ATMEGA48A-AU Overview
The Microcontrollers Atmel (Microchip Technology) ATMEGA48A-AU is a highly versatile 8-bit microcontroller from the popular AVR family, designed to deliver robust performance in a compact 32TQFP package. Equipped with 4KB of in-system programmable flash memory, this microcontroller offers an ideal solution for sophisticated yet cost-sensitive applications in various tech-driven industries. Its low power consumption and high-speed processing capabilities make it an excellent choice for developers looking to balance functionality and efficiency. The ATMEGA48A-AU integrates seamlessly into existing systems with its extensive I/O options and comprehensive peripheral set, catering to a diverse range of requirements and ensuring a scalable platform for innovations.
ATMEGA48A-AU Features
This microcontroller supports a wide voltage range and features a 10-bit analog-to-digital converter, providing precision and adaptability for resource-intensive applications. With up to 20 MHz of clock speed, it offers the flexibility needed for applications requiring fast processing and multitasking. Security and data integrity are ensured with advanced safety features, including multiple programmable watchdog timers and a brown-out detector. Its programming simplicity, supported by the AVR architecture, allows for rapid development and deployment, significantly reducing time to market.
ATMEGA48A-AU Applications
- Consumer Electronics: Utilized in smart appliances, personal gadgets, and entertainment systems, where its ability to manage multiple inputs and outputs enhances user interfaces and connectivity.
- Automotive: Deployed in car entertainment and information systems, providing the necessary control and processing power to handle complex user inputs and real-time audio and video data streams.
- Industrial Automation: Integral in control systems for machinery and production lines, where its robust processing capabilities ensure reliable operations and system monitoring.
- Home Automation: Powers smart home devices such as thermostats and lighting systems, enabling sophisticated control and automation for enhanced energy efficiency and user comfort.
- Healthcare Devices: Applied in medical monitoring systems, where precision and reliability are crucial for patient care and data accuracy.
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