ATTINY261-15MZ Atmel, ATTINY261-15MZ Datasheet - Page 222

• Manufacturer Part Number: ATTINY261-15MZ
• Description: MCU AVR 2K FLASH 15MHZ 32-QFN
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY261-15MZ

• Package / Case: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Speed: 16MHz
• Number Of I /o: 16
• Eeprom Size: 128 x 8
• Core Processor: AVR
• Program Memory Type: FLASH
• Ram Size: 128 x 8
• Program Memory Size: 2KB (2K x 8)
• Data Converters: A/D 11x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Connectivity: USI
• Core Size: 8-Bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

222
ATtiny261/ATtiny461/ATtiny861
8
9
10 Interrupts ................................................................................................ 50
11 External Interrupts ................................................................................. 52
12 I/O Ports .................................................................................................. 55
13 Timer/Counter0 Prescaler ..................................................................... 70
14 Timer/Counter0 ...................................................................................... 73
Power Management and Sleep Modes ................................................. 35
System Control and Reset .................................................................... 40
7.9
7.10
7.11
7.12
8.1
8.2
8.3
8.4
8.5
8.6
8.7
8.8
9.1
9.2
9.3
9.4
10.1
11.1
12.1
12.2
12.3
12.4
13.1
14.1
14.2
14.3
14.4
Crystal Oscillator .............................................................................................30
Clock Output Buffer .........................................................................................32
System Clock Prescaler ..................................................................................32
Register Description ........................................................................................32
Sleep Modes ....................................................................................................35
Idle Mode .........................................................................................................35
ADC Noise Reduction Mode ............................................................................36
Power-down Mode ...........................................................................................36
Standby Mode .................................................................................................36
Power Reduction Register ...............................................................................36
Minimizing Power Consumption ......................................................................36
Register Description ........................................................................................38
Internal Voltage Reference ..............................................................................44
Watchdog Timer ..............................................................................................44
Timed Sequences for Changing the Configuration of the Watchdog Timer ....45
Register Description ........................................................................................45
Interrupt Vectors in ATtiny261/461/861 ...........................................................50
Register Description ........................................................................................52
Overview ..........................................................................................................55
Ports as General Digital I/O .............................................................................56
Alternate Port Functions ..................................................................................60
Register Description ........................................................................................69
Register Description ........................................................................................71
Features ..........................................................................................................73
Overview ..........................................................................................................73
Timer/Counter Clock Sources .........................................................................74
Counter Unit ....................................................................................................74
7753F–AVR–01/11