ATtiny44 datasheet(227/236 Pages) ATMEL

227 / 236 page

227

8006H–AVR–10/09

ATtiny24/44/84

– “Prescaling and Conversion Timing” on page 135

– “Temperature Measurement” on page 144

– “ADMUX – ADC Multiplexer Selection Register” on page 145

– “Limitations of debugWIRE” on page 152

– “Reading Lock, Fuse and Signature Data from Software” on page 155

– “Device Signature Imprint Table” on page 161

– “Enter High-voltage Serial Programming Mode” on page 168

– “Absolute Maximum Ratings*” on page 174

– “DC Characteristics” on page 174

– “Speed Grades” on page 175

– “Clock Characteristics” on page 176

– “Accuracy of Calibrated Internal RC Oscillator” on page 176

– “System and Reset Characteristics” on page 177

– “Supply Current of I/O Modules” on page 185

– “ATtiny24” on page 223

– “ATtiny44” on page 224

– “ATtiny84” on page 225

Updated bit definitions in sections:

– “MCUCR – MCU Control Register” on page 36

– “MCUCR – MCU Control Register” on page 51

– “MCUCR – MCU Control Register” on page 67

– “PINA – Port A Input Pins” on page 68

– “SPMCSR – Store Program Memory Control and Status Register” on page 157

– “Register Summary” on page 213

Updated Figures:

– “Reset Logic” on page 39

– “Watchdog Reset During Operation” on page 42

– “Compare Match Output Unit, Schematic (non-PWM Mode)” on page 95

– “Analog to Digital Converter Block Schematic” on page 133

– “ADC Timing Diagram, Free Running Conversion” on page 137

– “Analog Input Circuitry” on page 140

– “High-voltage Serial Programming” on page 167

– “Serial Programming Timing” on page 183

– “High-voltage Serial Programming Timing” on page 184

– “Active Supply Current vs. Low Frequency (0.1 - 1.0 MHz)” on page 186

– “Active Supply Current vs. frequency (1 - 20 MHz)” on page 187

– “Active Supply Current vs. VCC (Internal RC Oscillator, 8 MHz)” on page 187

– “Active Supply Current vs. VCC (Internal RC Oscillator, 1 MHz)” on page 188

– “Active Supply Current vs. VCC (Internal RC Oscillator, 128 kHz)” on page 188

– “Idle Supply Current vs. Low Frequency (0.1 - 1.0 MHz)” on page 189

– “Idle Supply Current vs. Frequency (1 - 20 MHz)” on page 189

ATtiny44 Datasheet(PDF) 227 Page - ATMEL Corporation

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