ATMEGA48P-20MU
- Mfr.Part #
- ATMEGA48P-20MU
- Manufacturer
- Microchip Technology
- Package / Case
- 32-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 4KB FLASH 32VQFN
- Stock
- 2,585
- In Stock :
- 2,585
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Surface Mount :
- yes
- Mount :
- Surface Mount
- Has ADC :
- yes
- Height :
- 1mm
- Data Converter :
- A/D 8x10b
- Number of PWM Channels :
- 6
- Number of Terminals :
- 32
- Number of ADC Channels :
- 8
- RAM (bytes) :
- 512
- Product :
- MCU
- Number of Terminations :
- 32
- DAC Resolution :
- -
- Reach Compliance Code :
- Compliant
- Number of SPI Channels :
- 2
- CPU Family :
- AVR RISC
- Core Processor :
- AVR
- Base Part Number :
- ATMEGA48P
- ROM Programmability :
- Flash
- PWM Channels :
- yes
- Brand :
- Microchip Technology / Atmel
- Supply Voltage-Min (Vsup) :
- 4.5V
- Seated Height-Max :
- 1 mm
- Oscillator Type :
- Internal
- Package Shape :
- Square
- Supply Voltage-Max (Vsup) :
- 5.5V
- Frequency :
- 20MHz
- Program Memory Size :
- 4KB 2K x 16
- RoHS Status :
- ROHS3 Compliant
- Width :
- 5.1mm
- Connectivity :
- I2C, SPI, UART/USART
- Package :
- Tray
- Program Memory Type :
- Flash
- Interface Type :
- I2C, SPI, USART
- DMA Channels :
- No
- Core Size :
- 8-Bit
- Factory Lead Time :
- 6 Weeks
- Qualification Status :
- Not Qualified
- Manufacturer :
- Microchip
- Radiation Hardening :
- No
- Minimum Operating Temperature :
- - 40 C
- Product Category :
- 8-bit Microcontrollers - MCU
- Speed :
- 20MHz
- Watchdog Timer :
- yes
- Mounting Style :
- SMD/SMT
- Interfaces :
- SPI/TWI/USART
- Maximum Operating Temperature :
- + 85 C
- JESD-30 Code :
- S-XQCC-N32
- Number of I2C Channels :
- 1
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Pbfree Code :
- yes
- Package / Case :
- 32-VFQFN Exposed Pad
- Operating Temperature :
- -40°C~85°C TA
- Published :
- 1997
- Power Supplies :
- 3/5 V
- Product Status :
- Active
- Supplier Device Package :
- 32-VQFN (5x5)
- REACH SVHC :
- No SVHC
- Terminal Pitch :
- 0.5mm
- Base Product Number :
- ATMEGA48
- Terminal Finish :
- Matte Tin (Sn)
- Temperature Grade :
- Industrial
- Number of Pins :
- 32
- Supply Voltage :
- 5V
- Number of I/Os :
- 23 I/O
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Number of I/O :
- 23
- Terminal Position :
- QUAD
- ROM (words) :
- 2048
- Bit Size :
- 8
- Memory Size :
- 4kB
- Series :
- AVR® ATmega
- JESD-609 Code :
- e3
- Packaging :
- Tray
- EEPROM Size :
- 256 x 8
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Form :
- NO LEAD
- Supply Current-Max :
- 9 mA
- Number of Timers/Counters :
- 3
- Number of I/O Lines :
- 23
- Data Bus Width :
- 8B
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ
- DAC Channels :
- yes
- RoHS :
- Details
- Tradename :
- AVR
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Data Converters :
- A/D 8x10b
- RAM Size :
- 512 x 8
- Contact Plating :
- Tin
- Length :
- 5.1mm
- Mounting Type :
- Surface Mount
- Interface :
- I2C, SPI, UART, USART
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Device Core :
- AVR
- Product Type :
- 8-bit Microcontrollers - MCU
- Datasheets
- ATMEGA48P-20MU
ATMEGA48P-20MU Documents

Microcontrollers Microchip Technology ATMEGA48P-20MU Overview
The Microcontrollers Microchip Technology ATMEGA48P-20MU is a high-performance, low-power AVR 8-bit microcontroller that utilizes Microchip's advanced RISC architecture. Known for its efficiency and flexibility, this microcontroller is designed to support complex digital control systems. Its 4KB of programmable flash memory, along with 512 bytes of EEPROM and 512 bytes of SRAM, make it ideal for applications requiring robust operation in varied environments. The compact 32-VQFN package ensures minimal space usage while providing ample functionality for demanding applications.
ATMEGA48P-20MU Features
This microcontroller offers a wide range of features making it suitable for demanding applications. It operates at up to 20MHz and includes a 10-bit analog-to-digital converter with six channels, providing accurate sensor readings and effective data handling. The device supports interfaces such as SPI, I2C, and USART, which are essential for communication in embedded systems. Additional features include multiple power-saving modes, an onboard watchdog timer, and full programmability which ensures extensive customization to meet specific needs.
ATMEGA48P-20MU Applications
- Consumer Electronics: Used in devices like smart home controllers and handheld gaming devices where compact size and power efficiency are crucial.
- Automotive: Applicable for in-vehicle systems that require reliable microcontrollers for monitoring sensors and controlling vehicle functions.
- Industrial Automation: Serves as the core processor in automation controllers, ensuring high reliability and precision in controlling machinery.
- Medical Devices: Utilized in portable medical diagnostics equipment, benefiting from its low power consumption and robust operation.
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