ATTINY44A-PU Atmel, ATTINY44A-PU Datasheet - Page 255

• Manufacturer Part Number: ATTINY44A-PU
• Description: IC MCU AVR 4K FLASH 20MHZ 14PDIP
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY44A-PU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: USI
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, 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): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 14-DIP (0.300", 7.62mm)
• Processor Series: ATTINY4x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: SPI/USI
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 12
• Number Of Timers: 2
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 20-ch x 10-bit
• For Use With: ATSTK600 - DEV KIT FOR AVR/AVR32770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATAVRISP2 - PROGRAMMER AVR IN SYSTEM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

21.4.8
8183C–AVR–03/11
Input Threshold and Hysteresis (for I/O Ports)
Figure 21-144. V
Figure 21-145. V
4,5
3,5
2,5
1,5
0,5
3,5
2,5
1,5
0,5
5
4
3
2
1
0
3
2
1
0
1,5
0
Reset Pin as I/O, V
I/O Pin, Read as ‘1’
0,2
OH
IH
: Input Threshold Voltage vs. V
2
: Output Voltage vs. Source Current
0,4
2,5
CC
0,6
= 5V
3
0,8
I
OH
V
CC
3,5
1
(mA)
(V)
CC
1,2
4
ATtiny24A/44A/84A
1,4
4,5
1,6
5
1,8
5,5
2
-40 °C
-40 °C
25 °C
85 °C
85 °C
25 °C
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