ATTINY45 datasheet(25/30 Pages) ATMEL

25 / 30 page

2586L–AVR–06/10

ATtiny25/45/85

– “Timer/Counter1 in PWM Mode” on page 101

– “USI – Universal Serial Interface” on page 111

– “Temperature Measurement” on page 137

– “Reading Lock, Fuse and Signature Data from Software” on page 147

– “Program And Data Memory Lock Bits” on page 151

– “Fuse Bytes” on page 152

– “Signature Bytes” on page 154

– “Calibration Bytes” on page 154

– “System and Reset Characteristics” on page 170

4. Added Figures:

– “Reset Pin Output Voltage vs. Sink Current (VCC = 3V)” on page 189

– “Reset Pin Output Voltage vs. Sink Current (VCC = 5V)” on page 190

– “Reset Pin Output Voltage vs. Source Current (VCC = 3V)” on page 190

– “Reset Pin Output Voltage vs. Source Current (VCC = 5V)” on page 191

5. Updated Figure:

– “Reset Logic” on page 41

6. Updated Tables:

– “Start-up Times for Internal Calibrated RC Oscillator Clock” on page 28

– “Start-up Times for Internal Calibrated RC Oscillator Clock (in ATtiny15 Mode)” on

page 28

– “Start-up Times for the 128 kHz Internal Oscillator” on page 29

– “Compare Mode Select in PWM Mode” on page 89

– “Compare Mode Select in PWM Mode” on page 101

– “DC Characteristics. TA = -40°C to +85°C” on page 166

– “Calibration Accuracy of Internal RC Oscillator” on page 169

– “ADC Characteristics” on page 172

7. Updated Code Example in Section:

– “Write” on page 17

8. Updated Bit Descriptions in:

– “MCUCR – MCU Control Register” on page 38

– “Bits 7:6 – COM0A[1:0]: Compare Match Output A Mode” on page 80

– “Bits 5:4 – COM0B[1:0]: Compare Match Output B Mode” on page 80

– “Bits 2:0 – ADTS[2:0]: ADC Auto Trigger Source” on page 142

– “SPMCSR – Store Program Memory Control and Status Register” on page 149.

9. Updated description of feature “EEPROM read may fail at low supply voltage / low

clock frequency” in Sections:

– “Errata ATtiny25” on page 19

– “Errata ATtiny45” on page 20

– “Errata ATtiny85” on page 23

10. Updated Package Description in Sections:

– “ATtiny25” on page 11

ATTINY45 Datasheet(PDF) 25 Page - ATMEL Corporation

ATTINY45 Datasheet(HTML) 25 Page - ATMEL Corporation

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