ATTINY85-20SU Atmel, ATTINY85-20SU Datasheet - Page 230

IC AVR MCU 8K 20MHZ 8SOIC

ATTINY85-20SU

Manufacturer Part Number
ATTINY85-20SU
Description
IC AVR MCU 8K 20MHZ 8SOIC
Manufacturer
Atmel
Series
AVR® ATtinyr
Datasheets

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
ii
ATtiny25/45/85
8
9
10 I/O Ports .................................................................................................. 55
11 8-bit Timer/Counter0 with PWM ............................................................ 67
12 8-bit Timer/Counter1 .............................................................................. 86
13 8-bit Timer/Counter1 in ATtiny15 Mode ............................................... 98
System Control and Reset .................................................................... 41
Interrupts ................................................................................................ 50
7.2
7.3
7.4
7.5
8.1
8.2
8.3
8.4
8.5
9.1
9.2
9.3
10.1
10.2
10.3
10.4
11.1
11.2
11.3
11.4
11.5
11.6
11.7
11.8
11.9
12.1
12.2
12.3
Software BOD Disable .....................................................................................36
Power Reduction Register ...............................................................................37
Minimizing Power Consumption ......................................................................37
Register Description ........................................................................................38
Resetting the AVR ...........................................................................................41
Reset Sources .................................................................................................41
Internal Voltage Reference ..............................................................................44
Watchdog Timer ..............................................................................................44
Register Description ........................................................................................47
Interrupt Vectors in ATtiny25/45/85 .................................................................50
External Interrupts ...........................................................................................51
Register Description ........................................................................................52
Introduction ......................................................................................................55
Ports as General Digital I/O .............................................................................56
Alternate Port Functions ..................................................................................60
Register Description ........................................................................................66
Features ..........................................................................................................67
Overview ..........................................................................................................67
Timer/Counter0 Prescaler and Clock Sources ................................................68
Counter Unit ....................................................................................................70
Output Compare Unit .......................................................................................71
Compare Match Output Unit ............................................................................72
Modes of Operation .........................................................................................74
Timer/Counter Timing Diagrams .....................................................................78
Register Description ........................................................................................80
Timer/Counter1 Prescaler ...............................................................................86
Counter and Compare Units ............................................................................86
Register Description ........................................................................................92
2586M–AVR–07/10

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