ATTINY44-20SSU Atmel, ATTINY44-20SSU Datasheet - Page 204

• 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

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ATtiny24/44/84
Figure 21-36. BOD Threshold vs. Temperature (BODLEVEL is 2.7V)
Figure 21-37. BOD Threshold vs. Temperature (BODLEVEL is 1.8V)
1.815
1.805
1.795
1.785
1.775
2.75
2.74
2.73
2.72
2.71
2.69
2.68
2.67
2.66
2.65
2.64
1.82
1.81
1.79
1.78
1.77
2.7
1.8
-60
-60
-40
-40
BOD THRESHOLDS vs. TEMPERATURE
BOD THRESHOLDS vs. TEMPERATURE
-20
-20
0
0
BODLEVEL is 2.7V
BODLEVEL is 1.8V
Temperature (C)
Temperature (C)
20
20
40
40
60
60
Falling V cc
Falling V cc
Rising V cc
Rising V cc
80
80
100
100
8006K–AVR–10/10