ATTINY261-20SUR Atmel, ATTINY261-20SUR Datasheet - Page 157
ATTINY261-20SUR
Manufacturer Part Number
ATTINY261-20SUR
Description
IC MCU AVR 2K FLASH 20MHZ 20SOIC
Manufacturer
Atmel
Series
AVR® ATtinyr
Specifications of ATTINY261-20SUR
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
USI
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
16
Program Memory Size
2KB (1K x 16)
Program Memory Type
FLASH
Eeprom Size
128 x 8
Ram Size
128 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 11x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
20-SOIC (0.300", 7.50mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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2588E–AVR–08/10
gain stage enables offset measurements. Selecting the single-ended channel ADC11 enables
the temperature sensor. Refer to
Table 15-4.
MUX5:0
000000
000001
000010
000011
000100
000101
000110
001000
001001
001010
001011
001100
001101
010000
010001
010010
010011
010100
010101
010110
011000
011001
011010
000111
001110
001111
010111
011011
011100
011101
011110
011111
Input Channel Selections
Single-Ended
ADC10 (PB7)
ADC0 (PA0)
ADC1 (PA1)
ADC2 (PA2)
ADC3 (PA4)
ADC4 (PA5)
ADC5 (PA6)
ADC6 (PA7)
ADC7 (PB4)
ADC8 (PB5)
ADC9 (PB6)
Input
1.1V
N/A
NA
NA
NA
0V
Table 15-4
ADC10 (PB7)
ADC10 (PB7)
ADC8 (PB5)
ADC8 (PB5)
ADC9 (PB6)
ADC0 (PA0)
ADC0 (PA0)
ADC1 (PA1)
ADC2 (PA2)
ADC2 (PA2)
ADC2 (PA2)
ADC3 (PA4)
ADC4 (PA5)
ADC4 (PA5)
ADC4 (PA5)
ADC4 (PA5)
ADC5 (PA6)
ADC6 (PA7)
ADC6 (PA7)
Positive
N/A
NA
for details.
Differential Input
ADC1 (PA1)
ADC1 (PA1)
ADC1 (PA1)
ADC1 (PA1)
ADC1 (PA1)
ADC3 (PA4)
ADC3 (PA4)
ADC3 (PA4)
ADC3 (PA4)
ADC5 (PA6)
ADC5 (PA6)
ADC5 (PA6)
ADC5 (PA6)
ADC5 (PA6)
ADC9 (PB6)
ADC9 (PB6)
ADC9 (PB6)
ADC9 (PB6)
ADC9 (PB6)
Negative
N/A
NA
Gain
20x
20x
20x
20x
20x
20x
20x
20x
20x
20x
20x
N/A
NA
1x
1x
1x
1x
1x
1x
1x
1x
157
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