ATTINY85-20PI Atmel, ATTINY85-20PI Datasheet - Page 131
![IC AVR MCU 8K 20MHZ 8DIP](/photos/6/50/65033/313-8-dip_sml.jpg)
ATTINY85-20PI
Manufacturer Part Number
ATTINY85-20PI
Description
IC AVR MCU 8K 20MHZ 8DIP
Manufacturer
Atmel
Series
AVR® ATtinyr
Specifications of ATTINY85-20PI
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
USI
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
6
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)
2.7 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
8-DIP (0.300", 7.62mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
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2586M–AVR–07/10
Figure 17-6. ADC Timing Diagram, Auto Triggered Conversion
In Free Running mode, a new conversion will be started immediately after the conversion com-
pletes, while ADSC remains high.
Figure 17-7. ADC Timing Diagram, Free Running Conversion
For a summary of conversion times, see
Table 17-1.
Cycle Number
ADC Clock
Trigger
Source
ADATE
ADIF
ADCH
ADCL
Condition
First conversion
Normal conversions
Auto Triggered conversions
Prescaler
Reset
ADC Conversion Time
Cycle Number
ADC Clock
ADSC
ADIF
ADCH
ADCL
MUX and REFS
Update
1
Conversion
2
Complete
One Conversion
3
(Cycles from Start of Conversion)
11
Sample &
Hold
4
12
5
Sample & Hold
Table
13
6
13.5
1.5
2
17-1.
7
One Conversion
Next Conversion
1
Sign and MSB of Result
LSB of Result
8
2
MUX and REFS
Update
9
10
Conversion
3
Complete
11
Sample & Hold
4
Total Conversion Time
12
13
(Cycles)
13.5
25
13
Sign and MSB of Result
LSB of Result
Next Conversion
1
Prescaler
Reset
2
131
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