ATTINY861A-SU Atmel, ATTINY861A-SU Datasheet - Page 145
ATTINY861A-SU
Manufacturer Part Number
ATTINY861A-SU
Description
IC, MCU, 8BIT, 8K FLASH, 20SOIC
Manufacturer
Atmel
Datasheet
1.ATTINY461A-MU.pdf
(292 pages)
Specifications of ATTINY861A-SU
Controller Family/series
ATtiny
No. Of I/o's
16
Eeprom Memory Size
512Byte
Ram Memory Size
512Byte
Cpu Speed
20MHz
No.
RoHS Compliant
Core Size
8bit
Program Memory Size
8KB
Oscillator Type
External, Internal
Rohs Compliant
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATTINY861A-SUR
Manufacturer:
Atmel
Quantity:
950
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8197B–AVR–01/10
When Auto Triggering is used, the prescaler is reset when the trigger event occurs. See
15-6. This assures a fixed delay from the trigger event to the start of conversion. In this mode,
the sample-and-hold takes place two ADC clock cycles after the rising edge on the trigger
source signal. Three additional CPU clock cycles are used for synchronization logic.
Figure 15-6. ADC Timing Diagram, Auto Triggered Conversion
In Free Running mode (see
conversion completes, while ADSC remains high.
Figure 15-7. ADC Timing Diagram, Free Running Conversion
Cycle Number
ADC Clock
Trigger
Source
ADATE
ADIF
ADCH
ADCL
Prescaler
Reset
MUX and REFS
Update
Cycle Number
ADC Clock
ADSC
ADIF
ADCH
ADCL
1
2
Figure
Conversion
Complete
3
One Conversion
Sample &
Hold
11
4
15-7), a new conversion will be started immediately after the
12
5
6
13
7
One Conversion
Next Conversion
1
Sign and MSB of Result
LSB of Result
8
2
MUX and REFS
Update
9
3
10
Conversion
Complete
Sample & Hold
11
4
12
13
Sign and MSB of Result
LSB of Result
Next Conversion
1
Prescaler
Reset
Figure
2
145
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