Microcontrollers - MCUs
ATTINY44-20PU
MCU 8-bit AVR RISC 4KB Flash 3.3V/5V 14-Pin PDIP W Tube
Microchip TechnologyProduct Technical Specifications
EU RoHS
Compliant
ECCN (US)
EAR99
Part Status
Obsolete
HTS
8542.31.00.15
Automotive
No
PPAP
No
Family Name
ATtiny
Instruction Set Architecture
RISC
Device Core
AVR
Core Architecture
AVR
Maximum CPU Frequency (MHz)
20
Maximum Clock Rate (MHz)
20
Data Bus Width (bit)
8
Program Memory Type
Flash
Program Memory Size
4KB
RAM Size
256B
Programmability
Yes
Interface Type
SPI
Number of I/Os
12
No. of Timers
2
PWM
2
Number of ADCs
1
ADC Channels
8
ADC Resolution (bit)
10
USART
0
UART
0
USB
0
SPI
1
I2C
0
I2S
0
CAN
0
Ethernet
0
Watchdog
1
Analog Comparators
1
Minimum Operating Supply Voltage (V)
2.7
Typical Operating Supply Voltage (V)
3.3|5
Maximum Operating Supply Voltage (V)
5.5
Minimum Operating Temperature (°C)
-40
Maximum Operating Temperature (°C)
85
Supplier Temperature Grade
Industrial
Packaging
Tube
Mounting
Through Hole
Package Height
5.33(Max) - 0.38(Min)
Package Width
7.11(Max)
Package Length
19.69(Max)
PCB changed
14
Standard Package Name
DIP
Supplier Package
PDIP W
Pin Count
14
Lead Shape
Through Hole

