ATTINY861A-MUR Atmel, ATTINY861A-MUR Datasheet - Page 289

• Manufacturer Part Number: ATTINY861A-MUR
• Description: MCU AVR 8KB FLASH 20MHZ 32QFN
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of ATTINY861A-MUR

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: USI
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 16
• Program Memory Size: 8KB (4K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 11x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8197B–AVR–01/10
13 USI – Universal Serial Interface .......................................................... 123
14 AC – Analog Comparator .................................................................... 135
15 ADC – Analog to Digital Converter ..................................................... 140
16 debugWIRE On-chip Debug System .................................................. 160
12.6
12.7
12.8
12.9
12.10
12.11
12.12
13.1
13.2
13.3
13.4
13.5
14.1
14.2
15.1
15.2
15.3
15.4
15.5
15.6
15.7
15.8
15.9
15.10
15.11
15.12
15.13
16.1
16.2
16.3
16.4
Dead Time Generator ......................................................................................94
Compare Match Output Unit ............................................................................95
Modes of Operation .........................................................................................97
Timer/Counter Timing Diagrams ...................................................................104
Fault Protection Unit ......................................................................................105
Accessing 10-Bit Registers ............................................................................106
Register Description ......................................................................................110
Features ........................................................................................................123
Overview ........................................................................................................123
Functional Descriptions .................................................................................124
Alternative USI Usage ...................................................................................129
Register Descriptions ....................................................................................130
Analog Comparator Multiplexed Input ...........................................................135
Register Description ......................................................................................137
Features ........................................................................................................140
Overview ........................................................................................................140
Operation .......................................................................................................141
Starting a Conversion ....................................................................................142
Prescaling and Conversion Timing ................................................................143
Changing Channel or Reference Selection ...................................................146
ADC Noise Canceler .....................................................................................147
Analog Input Circuitry ....................................................................................147
Noise Canceling Techniques .........................................................................148
ADC Accuracy Definitions .............................................................................148
ADC Conversion Result .................................................................................151
Temperature Measurement ...........................................................................152
Register Description ......................................................................................153
Features ........................................................................................................160
Overview ........................................................................................................160
Physical Interface ..........................................................................................160
Software Break Points ...................................................................................161
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