ATMEGA48-20MMU
- Mfr.Part #
- ATMEGA48-20MMU
- Manufacturer
- Microchip Technology
- Package / Case
- 28-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 4KB FLASH 28VQFN
- Stock
- 1,919
- In Stock :
- 1,919
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Program Memory Type :
- Flash
- Product :
- MCU
- Number of Serial I/Os :
- 1
- Program Memory Size :
- 4KB 2K x 16
- Temperature Grade :
- Industrial
- Base Part Number :
- ATMEGA48
- On Chip Program ROM Width :
- 16
- ROM Programmability :
- Flash
- ROM (words) :
- 2048
- RAM (bytes) :
- 512
- Supply Voltage-Min (Vsup) :
- 2.7V
- Integrated Cache :
- No
- Number of External Interrupts :
- 2
- Frequency :
- 20MHz
- Terminal Position :
- QUAD
- Terminal Pitch :
- 0.45mm
- Connectivity :
- I2C, SPI, UART/USART
- RoHS Status :
- ROHS3 Compliant
- Data Bus Width :
- 8B
- Mount :
- Surface Mount
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- RAM Size :
- 512 x 8
- Surface Mount :
- yes
- Supply Voltage-Max (Vsup) :
- 5.5V
- Base Product Number :
- ATMEGA48
- Product Type :
- 8-bit Microcontrollers - MCU
- Number of Timers/Counters :
- 3
- DMA Channels :
- No
- Has ADC :
- yes
- Reach Compliance Code :
- Compliant
- Product Category :
- 8-bit Microcontrollers - MCU
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Low Power Mode :
- yes
- Speed :
- 20MHz
- Supply Current-Max :
- 12 mA
- DAC Channels :
- No
- CPU Family :
- AVR RISC
- EEPROM Size :
- 256 x 8
- RoHS :
- Details
- Factory Lead Time :
- 4 Weeks
- Number of ADC Channels :
- 8 Channel
- Interface :
- 2-Wire, I2C, SPI, Serial, UART, USART
- Number of Timers :
- 3
- Mounting Style :
- SMD/SMT
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Height :
- 0.88 mm
- Watchdog Timer :
- yes
- Core Processor :
- AVR
- Data Converters :
- A/D 8x10b
- Format :
- FIXED-POINT
- Supply Voltage :
- 3V
- Number of I/O Lines :
- 23
- Supplier Device Package :
- 28-VQFN (4x4)
- JESD-30 Code :
- S-PQCC-N28
- RAM (words) :
- 512
- Manufacturer :
- Microchip
- Height Seated (Max) :
- 1mm
- Oscillator Type :
- Internal
- Number of Terminals :
- 28
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Memory Size :
- 4kB
- Brand :
- Microchip Technology
- Published :
- 1997
- Radiation Hardening :
- No
- Maximum Operating Temperature :
- + 85 C
- Number of Pins :
- 28
- Width :
- 4 mm
- Seated Height-Max :
- 1 mm
- Mounting Type :
- Surface Mount
- PWM Channels :
- yes
- Tradename :
- AVR
- Contact Plating :
- Tin
- Package :
- Tray
- Number of Terminations :
- 28
- Pbfree Code :
- yes
- Package / Case :
- 28-VFQFN Exposed Pad
- Data Converter :
- A/D 8x10b
- Package Shape :
- Square
- Operating Temperature :
- -40°C~85°C TA
- Number of I/Os :
- 23 I/O
- DAC Resolution :
- -
- Bit Size :
- 8
- Length :
- 4mm
- Power Supplies :
- 3/5 V
- Core Size :
- 8-Bit
- On Chip Data RAM Width :
- 8
- Qualification Status :
- Not Qualified
- Number of I/O :
- 23
- Minimum Operating Temperature :
- - 40 C
- Product Status :
- Active
- Interface Type :
- I2C, SPI, USART
- Terminal Form :
- NO LEAD
- Packaging :
- Tray
- Boundary Scan :
- No
- Series :
- AVR® ATmega
- Datasheets
- ATMEGA48-20MMU

Microchip Technology ATMEGA48-20MMU Overview
The ATMEGA48-20MMU by Microchip Technology is a highly efficient and versatile 8-bit microcontroller, designed to tackle a range of embedded applications. This MCU is built on advanced RISC architecture, enabling powerful computing while maintaining low power consumption. It features 4KB of flash memory, providing ample space for application code and data storage. The compact 28-VQFN package ensures minimal footprint on the device board, making it ideal for space-constrained applications. Whether you're designing consumer electronics or industrial control systems, the Microcontrollers Microchip Technology ATMEGA48-20MMU offers a reliable, scalable solution that can meet diverse development needs.
ATMEGA48-20MMU Features
- 8-bit AVR Microcontroller
- 4KB ISP flash memory with read-while-write capabilities
- 512 Bytes EEPROM, 512 Bytes SRAM
- Up to 20 MIPS throughput at 20MHz
- Extensive interrupt programming options
- Power-saving sleep modes
- Analog Comparator
- Two 8-bit timers, one 16-bit timer
- Six PWM channels
- 28-pin VQFN package for reduced size
ATMEGA48-20MMU Applications
- Consumer Electronics: Utilized in smart home devices, offering control and automation efficiently with its low-power consumption.
- Automotive Applications: Suitable for car entertainment systems, providing robust control with its capable processing power and memory options.
- Industrial Control: Employs in sensors and actuators, enhancing reliability and precision in monitoring and control tasks.
- Portable Devices: Used in personal healthcare gadgets, maximizing functionality with minimal power usage to ensure longevity.
- Utility Metering: Integrates into utility meters to facilitate accurate data collection and management, contributing to improved energy efficiency.
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