ATTINY44-20SSU Atmel, ATTINY44-20SSU Datasheet - Page 201

• Manufacturer Part Number: ATTINY44-20SSU
• Description: IC MCU AVR 4K FLASH 20MHZ 14SOIC
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY44-20SSU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: USI
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 12
• Program Memory Size: 4KB (2K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 14-SOIC (3.9mm Width), 14-SOL
• Cpu Family: ATtiny
• Device Core: AVR
• Device Core Size: 8b
• Frequency (max): 20MHz
• Interface Type: SPI/USI
• Total Internal Ram Size: 256Byte
• # I/os (max): 12
• Number Of Timers - General Purpose: 2
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• On-chip Adc: 8-chx10-bit
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 14
• Package Type: SOIC
• For Use With: ATAVRISP2 - PROGRAMMER AVR IN SYSTEM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8006K–AVR–10/10
Figure 21-30. I/O Pin Input Hysteresis vs. V
Figure 21-31. Reset Input Threshold Voltage vs. V
0.6
0.5
0.4
0.3
0.2
0.1
2.5
1.5
0.5
0
2
1
0
1.5
1.5
2
2
RESET INPUT THRESHOLD VOLTAGE vs. V
2.5
2.5
I/O PIN INPUT HYSTERESIS vs. V
VIH, IO PIN READ AS '1'
3
3
CC
V
V
CC
CC
3.5
3.5
(V)
(V)
CC
(V
4
4
IH
, I/O Pin Threshold as ‘1’)
4.5
4.5
CC
ATtiny24/44/84
CC
5
5
5.5
5.5
-40 ˚C
-40 °C
25 ˚C
85 ˚C
85 °C
25 °C
201