Microchip ATTINY44-20PU, 8bit AVR Microcontroller, ATtiny44, 20MHz, 4 kB Flash, 14-Pin PDIP

Discontinued product

Technical Reference

Atmel's tinyAVR® devices are optimized for applications that require performance, power efficiency, and ease-of-use in a small package.

Small for applications where size is critical
Capacitive Touch
Fast and code efficient
High integration
1.8V to 5.5V operation (ATtiny43U)

Attribute	Value
Family Name	ATtiny44
Package Type	PDIP
Mounting Type	Through Hole
Pin Count	14
Device Core	AVR
Data Bus Width	8bit
Program Memory Size	4 kB
Maximum Frequency	20MHz
RAM Size	256 B
USB Channels	0
Number of PWM Units	1
Number of SPI Channels	1
Number of I2C Channels	1
Number of CAN Channels	0
Number of USART Channels	0
Typical Operating Supply Voltage	2.7 → 5.5 V
Number of UART Channels	0
Number of Ethernet Channels	0
Number of PCI Channels	0
Pulse Width Modulation	1 (4 Channel)
Dimensions	19.68 x 7.11 x 4.95mm
Width	7.11mm
Number of LIN Channels	0
Height	4.95mm
Length	19.68mm
Maximum Operating Temperature	+85 °C
Number of ADC Units	1
Instruction Set Architecture	RISC
Minimum Operating Temperature	-40 °C
Maximum Number of Ethernet Channels	0
ADCs	8 x 10 bit
Program Memory Type	Flash