Technical Specifications

Microchip ATMEGA48-20PU technical specifications, attributes, and parameters.

Supply Chain
Lifecycle Status	Production (Last Updated: 3 months ago)
Physical
Case/Package	PDIP
Contact Plating	Tin
Mount	Through Hole
Number of Pins	28
Technical
Access Time	20 µs
Address Bus Width	8 b
Core Architecture	AVR
Data Bus Width	8 b
Density	32 kb
Frequency	20 MHz
Interface	2-Wire, I2C, SPI, Serial, UART, USART
Max Frequency	20 MHz
Max Operating Temperature	85 °C
Max Supply Voltage	5.5 V
Memory Size	4 kB
Memory Type	FLASH
Min Operating Temperature	-40 °C
Min Supply Voltage	2.7 V
Number of ADC Channels	8
Number of I2C Channels	1
Number of I/Os	23
Number of Programmable I/O	23
Number of PWM Channels	6
Number of SPI Channels	1
Number of Timers/Counters	3
Oscillator Type	Internal
Peripherals	Brown-out Detect/Reset, POR, PWM, WDT
RAM Size	512 B
Schedule B	8542310000
Watchdog Timer	Yes
Dimensions
Height	4.572 mm
Length	34.8 mm
Width	7.49 mm
Compliance
Lead Free	Lead Free
Radiation Hardening	No
REACH SVHC	No SVHC
RoHS	Compliant