ATTINY44A-MMH Atmel, ATTINY44A-MMH Datasheet - Page 204

• Manufacturer Part Number: ATTINY44A-MMH
• Description: MCU AVR 4KB FLASH 20MHZ 20VQFN
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY44A-MMH

• 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: 20-VQFN Exposed Pad, 20-HVQFN, 20-SQFN, 20-DHVQFN
• 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: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 20 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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ATtiny24A/44A/84A
Figure 21-42. BOD Threshold vs. Temperature
Figure 21-43. BOD Threshold vs. Temperature
2,78
2,76
2,74
2,72
2,68
1,87
1,86
1,85
1,84
1,83
1,82
1,81
1,79
1,78
1,77
2,8
2,7
1,8
-40
-40
-30
-30
BODLEVEL is 2.7V
BODLEVEL is 1.8V
-20
-20
-10
-10
0
0
10
10
20
20
Temperature (C)
Temperature (C)
30
30
40
40
50
50
60
60
70
70
80
80
90
90
8183C–AVR–03/11
100
100
RISING V
FALLING V
RISING V
FALLING V
CC
CC
CC
CC