ATTINY261-20MUR Atmel, ATTINY261-20MUR Datasheet - Page 216

• Manufacturer Part Number: ATTINY261-20MUR
• Description: IC MCU AVR 2K FLASH 20MHZ 32QFN
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY261-20MUR

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: USI
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 16
• Program Memory Size: 2KB (1K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 11x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-VFQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

20.9
216
Internal Oscillator Speed
ATtiny261/461/861
Figure 20-36. Bandgap Voltage vs. Supply Voltage (V
Figure 20-37. Watchdog Oscillator Frequency vs. V
0,138
0,136
0,134
0,132
0,128
0,126
0,124
0,122
0,118
0,13
0,12
1.08
1.07
1.06
1.05
1.04
1,5
1.5
2
WATCHDOG OSCILLATOR FREQUENCY vs. V
2
2,5
2.5
3
3
BANDGAP VOLTAGE vs. V
V
V
CC
CC
3,5
3.5
( V )
(V)
CC
CC
).
CC
4
4
4.5
4,5
CC
5
5
2588E–AVR–08/10
5.5
5,5
85 °C
25 °C
-40 °C
-40 ˚C
25 ˚C
85 ˚C