Datasheet

290
8197C–AVR–05/11
ATtiny261A/461A/861A
“OSCCAL – Oscillator Calibration Register” on page 32
“MCUCR – MCU Control Register” on page 38
“MCUCR – MCU Control Register” on page 51
“MCUCR – MCU Control Register” on page 68
Speed” on page 187
Enhanced Power-On Reset” on page 189
ATtiny261A” on page 199
Register Summary” on page 277
5. Updated tables:
DC Characteristics. TA = -40°C to +85°C, VCC = 1.8V to 5.5V (unless otherwise
noted).” on page 185
Additional Current Consumption for the different I/O modules (absolute values).” on
page 197
“Additional Current Consumption (percentage) in Active and Idle mode.” on page
198