ATMEGA48-20MU
- Mfr.Part #
- ATMEGA48-20MU
- Manufacturer
- Microchip Technology
- Package / Case
- 32-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 4KB FLASH 32VQFN
- Stock
- 12,250
- In Stock :
- 12,250
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Frequency :
- 20MHz
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Number of Serial I/Os :
- 1
- Data Converters :
- A/D 8x10b
- Memory Type :
- EEPROM, FLASH
- On Chip Program ROM Width :
- 16
- Watchdog Timer :
- yes
- Temperature Grade :
- Industrial
- Qualification :
- -
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Published :
- 1997
- On Chip Data RAM Width :
- 8
- Typical Operating Supply Voltage :
- 2.7 → 5.5 V
- JESD-30 Code :
- S-PQCC-N32
- RAM (bytes) :
- 512
- Density :
- 32 kb
- Base Part Number :
- ATMEGA48
- DAC Channels :
- No
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Supply Voltage :
- 3V
- Family Name :
- ATMEGA
- Brand :
- Microchip Technology / Atmel
- Manufacturer :
- Microchip
- Maximum Operating Temperature :
- +85 °C
- Tradename :
- AVR
- Pbfree Code :
- yes
- Number of Pins :
- 32
- Product Status :
- Active
- Number of ADC Channels :
- 8
- Number of Timers :
- 3
- Program Memory Size :
- 4KB 2K x 16
- Supplier Device Package :
- 32-VQFN (5x5)
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- JESD-609 Code :
- e3
- Mounting Type :
- Surface Mount
- Terminal Pitch :
- 0.5 mm
- Data Converter :
- A/D 8x10b
- Qualification Status :
- Not Qualified
- Width :
- 4.8mm
- Number of Terminations :
- 32
- DAC Resolution :
- -
- Low Power Mode :
- yes
- Height :
- 1mm
- Terminal Form :
- NO LEAD
- Number of I/O Lines :
- 23
- REACH SVHC :
- No SVHC
- Terminal Finish :
- Matte Tin (Sn)
- Connectivity :
- I2C, SPI, UART/USART
- Number of Terminals :
- 32
- Has ADC :
- yes
- DMA Channels :
- No
- Core Size :
- 8-Bit
- Number of External Interrupts :
- 2
- Dimensions :
- 5.1 x 5.1 x 0.95mm
- Minimum Operating Temperature :
- -40 °C
- Supply Current-Max :
- 12 mA
- Access Time :
- 20 μs
- Product :
- MCU
- RoHS Status :
- ROHS3 Compliant
- MSL :
- -
- Bit Size :
- 8
- RAM (words) :
- 512
- Termination :
- SMD/SMT
- Number of I2C Channels :
- 1
- Memory Size :
- 4kB
- Number of I/Os :
- 23 I/O
- Core Processor :
- AVR
- Number of PWM Channels :
- 6
- Packaging :
- Tray
- Integrated Cache :
- No
- Package Type :
- QFN/MLF
- Mounting Style :
- SMD/SMT
- Radiation Hardening :
- No
- ROM (words) :
- 2048
- RAM Size :
- 512 x 8
- Format :
- FIXED-POINT
- Interface :
- 2-Wire, I2C, SPI, Serial, UART, USART
- Seated Height-Max :
- 1 mm
- Terminal Position :
- QUAD
- Package :
- Tray
- Number of I/O :
- 23
- Boundary Scan :
- No
- Series :
- AVR® ATmega
- Base Product Number :
- ATMEGA48
- Instruction Set Architecture :
- RISC
- Interfaces :
- SPI/TWI/USART
- Operating Temperature :
- -40°C~85°C TA
- RoHS :
- Details
- Interface Type :
- I2C, SPI, USART
- Surface Mount :
- yes
- Pin Count :
- 32
- EEPROM Size :
- 256 x 8
- ROM Programmability :
- Flash
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Package / Case :
- 32-VFQFN Exposed Pad
- Product Type :
- 8-bit Microcontrollers - MCU
- Length :
- 4.8mm
- Peak Reflow Temperature (Cel) :
- 260
- Voltage :
- 5V
- Program Memory Type :
- Flash
- Speed :
- 20MHz
- Power Supplies :
- 3/5 V
- Factory Lead Time :
- 7 Weeks
- Data Bus Width :
- 8B
- Reach Compliance Code :
- Compliant
- Package Shape :
- Square
- Number of Timers/Counters :
- 3
- Number of UART Channels :
- 0
- Device Core :
- AVR
- Product Category :
- 8-bit Microcontrollers - MCU
- Mount :
- Surface Mount
- Oscillator Type :
- Internal
- PWM Channels :
- yes
- Contact Plating :
- Tin
- Lead Free :
- Lead Free
- CPU Family :
- AVR RISC
- Datasheets
- ATMEGA48-20MU

Microcontrollers Microchip Technology ATMEGA48-20MU Overview
The ATMEGA48-20MU from Microchip Technology is a highly versatile and efficient microcontroller designed for applications that require robust operation within a compact footprint. As part of the broader ATmega series, this IC integrates powerful features into its architecture, including a substantial 4KB of flash memory and advanced RISC architecture. This microcontroller is particularly suited for developing sophisticated systems where space and power efficiency are critical. The VQFN packaging ensures a minimalistic yet robust design, making the ATMEGA48-20MU an ideal choice for both prototyping and full-scale production environments. With its integration capabilities and Microchip's proven reliability, the Microcontrollers Microchip Technology ATMEGA48-20MU stands out as a superior choice for designers looking to push the limits of embedded system functionalities.
ATMEGA48-20MU Features
The ATMEGA48-20MU microcontroller boasts a rich feature set, including a 4KB flash memory, a 10-bit analog-to-digital converter, and a clock speed of up to 20 MHz. It supports advanced interfaces such as SPI, I2C, and USART, which are essential for modern communication needs. Additionally, it offers multiple programmable I/O lines, which are crucial for handling various peripherals and sensors, enhancing its adaptability in complex electronic systems. The device operates at an industrial temperature range, making it suitable for harsh environments.
ATMEGA48-20MU Applications
- Consumer Electronics: Utilized in devices such as smart watches, home automation systems, and gaming peripherals. Its low power consumption and high integration capability make it ideal for compact, battery-powered devices.
- Automotive: Employed in vehicle internal systems for monitoring and control functions. The robust operation under varying temperature conditions ensures reliability in automotive environments.
- Industrial Control: Used in automation controllers and sensors, facilitating precise process management and data acquisition in manufacturing settings. Its capability to handle multiple inputs and outputs efficiently makes it indispensable in industrial applications.
- Healthcare: Integral in medical monitoring devices, such as portable ECG machines and digital thermometers. The ATMEGA48-20MU's precision and reliability support critical healthcare equipment functionalities.
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