8-bit AVR microcontroller featuring 4KB FLASH memory and 512B RAM. Operates at up to 20MHz with an 8-bit address and data bus. Offers I2C, SPI, and UART/USART interfaces, 8 ADC channels, and 6 PWM channels. Includes 3 timers/counters and peripherals like POR and WDT. Surface mountable in a 32-pin TQFP package, with a voltage range of 2.7V to 5.5V and an operating temperature of -40°C to 85°C.
Frequency20MHz
PackageA
MountingSurface Mount
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Technical Specifications
Microchip ATMEGA48-20AU technical specifications.
General
Access Time
20us
Address Bus Width
8b
Package/Case
A
Core Architecture
AVR
Data Bus Width
8b
Density
4KB
Frequency
20MHz
Height
1.05mm
Interface
I2C, SPI, UART, USART
Lead Free
Lead Free
Length
7.1mm
Max Frequency
20MHz
Max Operating Temperature
85°C
Memory Size
4KB
Memory Type
FLASH,
Min Operating Temperature
-40°C
Max Supply Voltage
5.5V
Min Supply Voltage
2.7V
Mount
Surface Mount
Number of ADC Channels
8
Number of I/Os
23
Number of I2C Channels
1
Number of PWM Channels
6
Number of SPI Channels
1
Number of Timers/Counters
3
Oscillator Type
Internal
Packaging
Tray
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Radiation Hardening
No
RAM Size
512B
Reach SVHC Compliant
No
RoHS Compliant
Yes
Series
AVR® ATmega
Width
7.1mm
Compliance
RoHS
Compliant
Datasheet
Microchip ATMEGA48-20AU Datasheet
Download the complete datasheet for Microchip ATMEGA48-20AU to view detailed technical specifications.
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