ATTINY85-20SU Atmel, ATTINY85-20SU Datasheet - Page 231
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ATTINY85-20SU
Manufacturer Part Number
ATTINY85-20SU
Description
IC AVR MCU 8K 20MHZ 8SOIC
Manufacturer
Atmel
Series
AVR® ATtinyr
Specifications of ATTINY85-20SU
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-SOIC (5.3mm Width), 8-SOP, 8-SOEIAJ
Processor Series
ATTINY8x
Core
AVR8
Data Bus Width
8 bit
Data Ram Size
512 B
Interface Type
USI
Maximum Clock Frequency
20 MHz
Number Of Programmable I/os
6
Number Of Timers
2
Operating Supply Voltage
2.7 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
EWAVR, EWAVR-BL
Development Tools By Supplier
ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
Minimum Operating Temperature
- 40 C
On-chip Adc
4-ch x 10-bit
For Use With
ATSTK600-DIP40 - STK600 SOCKET/ADAPTER 40-PDIPATAVRBC100 - REF DESIGN KIT BATTERY CHARGER770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAG770-1004 - ISP 4PORT FOR ATMEL AVR MCU SPIATAVRDRAGON - KIT DRAGON 32KB FLASH MEM AVRATAVRISP2 - PROGRAMMER AVR IN SYSTEM
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ATTINY85-20SU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
2586M–AVR–07/10
14 Dead Time Generator ........................................................................... 108
15 USI – Universal Serial Interface .......................................................... 111
16 Analog Comparator ............................................................................. 123
17 Analog to Digital Converter ................................................................ 126
18 debugWIRE On-chip Debug System .................................................. 143
13.1
13.2
13.3
14.1
15.1
15.2
15.3
15.4
15.5
16.1
16.2
17.1
17.2
17.3
17.4
17.5
17.6
17.7
17.8
17.9
17.10
17.11
17.12
17.13
18.1
18.2
18.3
18.4
18.5
Timer/Counter1 Prescaler ...............................................................................98
Counter and Compare Units ............................................................................98
Register Description ......................................................................................103
Register Description ......................................................................................109
Features ........................................................................................................111
Overview ........................................................................................................111
Functional Descriptions .................................................................................112
Alternative USI Usage ...................................................................................117
Register Descriptions ....................................................................................118
Analog Comparator Multiplexed Input ...........................................................123
Register Description ......................................................................................124
Features ........................................................................................................126
Overview ........................................................................................................126
Operation .......................................................................................................127
Starting a Conversion ....................................................................................128
Prescaling and Conversion Timing ................................................................129
Changing Channel or Reference Selection ...................................................132
ADC Noise Canceler .....................................................................................132
Analog Input Circuitry ....................................................................................133
Noise Canceling Techniques .........................................................................134
ADC Accuracy Definitions .............................................................................134
ADC Conversion Result .................................................................................136
Temperature Measurement ...........................................................................137
Register Description ......................................................................................138
Features ........................................................................................................143
Overview ........................................................................................................143
Physical Interface ..........................................................................................143
Software Break Points ...................................................................................144
Limitations of debugWIRE .............................................................................144
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