ATTINY43U-SUR Atmel, ATTINY43U-SUR Datasheet - Page 179
ATTINY43U-SUR
Manufacturer Part Number
ATTINY43U-SUR
Description
MCU AVR 4KB FLASH 8MHZ 20SOIC
Manufacturer
Atmel
Series
AVR® ATtinyr
Datasheet
1.ATTINY43U-SU.pdf
(182 pages)
Specifications of ATTINY43U-SUR
Core Processor
AVR
Core Size
8-Bit
Speed
8MHz
Connectivity
USI
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o
16
Program Memory Size
4KB (2K x 16)
Program Memory Type
FLASH
Eeprom Size
64 x 8
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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8048B–AVR–03/09
12 8-bit Timer/Counter with PWM (Timer/Counter0 and Timer/Counter1) .
13 Timer/Counter Prescaler ....................................................................... 98
14 USI – Universal Serial Interface .......................................................... 100
15 Analog Comparator ............................................................................. 112
16 Analog to Digital Converter ................................................................ 115
79
11.4
12.1
12.2
12.3
12.4
12.5
12.6
12.7
12.8
12.9
13.1
13.2
13.3
14.1
14.2
14.3
14.4
14.5
15.1
15.2
16.1
16.2
16.3
16.4
16.5
16.6
16.7
16.8
16.9
Register Description ........................................................................................78
Features ..........................................................................................................79
Overview ..........................................................................................................79
Timer/Counter Clock Sources .........................................................................80
Counter Unit ....................................................................................................80
Output Compare Unit .......................................................................................81
Compare Match Output Unit ............................................................................83
Modes of Operation .........................................................................................84
Timer/Counter Timing Diagrams .....................................................................88
Register Description ........................................................................................90
Prescaler Reset ...............................................................................................98
External Clock Source .....................................................................................98
Register Description ........................................................................................99
Features ........................................................................................................100
Overview ........................................................................................................100
Functional Descriptions .................................................................................101
Alternative USI Usage ...................................................................................107
Register Descriptions ....................................................................................107
Analog Comparator Multiplexed Input ...........................................................112
Register Description ......................................................................................113
Features ........................................................................................................115
Overview ........................................................................................................115
ADC Operation ..............................................................................................116
Starting a Conversion ....................................................................................116
Prescaling and Conversion Timing ................................................................117
Changing Channel or Reference Selection ...................................................120
ADC Noise Canceler .....................................................................................121
Analog Input Circuitry ....................................................................................122
Analog Noise Canceling Techniques .............................................................122
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