ATTINY85-20PU Atmel, ATTINY85-20PU Datasheet - Page 25
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ATTINY85-20PU
Manufacturer Part Number
ATTINY85-20PU
Description
IC AVR MCU 8K 20MHZ 8DIP
Manufacturer
Atmel
Series
AVR® ATtinyr
Datasheets
1.ATTINY25-20MU.pdf
(236 pages)
2.ATTINY25-20PU.pdf
(30 pages)
3.ATTINY85-20PU.pdf
(234 pages)
Specifications of ATTINY85-20PU
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)
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
Through Hole
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
Controller Family/series
AVR Tiny
No. Of I/o's
6
Eeprom Memory Size
512Byte
Ram Memory Size
512Byte
Cpu Speed
20MHz
No. Of Timers
2
Rohs Compliant
Yes
Cpu Family
ATtiny
Device Core
AVR
Device Core Size
8b
Frequency (max)
20MHz
Total Internal Ram Size
512Byte
# I/os (max)
6
Number Of Timers - General Purpose
2
Operating Supply Voltage (typ)
3.3/5V
Operating Supply Voltage (max)
5.5V
Operating Supply Voltage (min)
2.7V
Instruction Set Architecture
RISC
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Through Hole
Pin Count
8
Package Type
PDIP
For Use With
ATSTK600 - DEV KIT FOR AVR/AVR32ATAVRBC100 - REF DESIGN KIT BATTERY CHARGER770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATAVRDRAGON - 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
Company:
Part Number:
ATTINY85-20PU
Manufacturer:
CUI
Quantity:
1 000
2586M–AVR–07/10
4. Added Figures:
5. Updated Figure:
6. Updated Tables:
7. Updated Code Example in Section:
8. Updated Bit Descriptions in:
9. Updated description of feature “EEPROM read may fail at low supply voltage / low
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clock frequency” in Sections:
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“Sleep Modes” on page 35
“Software BOD Disable” on page 36
“External Interrupts” on page 51
“Timer/Counter1 in PWM Mode” on page 101
“USI – Universal Serial Interface” on page 111
“Temperature Measurement” on page 137
“Reading Lock, Fuse and Signature Data from Software” on page 147
“Program And Data Memory Lock Bits” on page 151
“Fuse Bytes” on page 152
“Signature Bytes” on page 154
“Calibration Bytes” on page 154
“System and Reset Characteristics” on page 170
“Reset Pin Output Voltage vs. Sink Current (V
“Reset Pin Output Voltage vs. Sink Current (V
“Reset Pin Output Voltage vs. Source Current (V
“Reset Pin Output Voltage vs. Source Current (V
“Reset Logic” on page 41
“Start-up Times for Internal Calibrated RC Oscillator Clock” on page 28
“Start-up Times for Internal Calibrated RC Oscillator Clock (in ATtiny15 Mode)” on
page 28
“Start-up Times for the 128 kHz Internal Oscillator” on page 29
“Compare Mode Select in PWM Mode” on page 89
“Compare Mode Select in PWM Mode” on page 101
“DC Characteristics. T
“Calibration Accuracy of Internal RC Oscillator” on page 169
“ADC Characteristics” on page 172
“Write” on page 17
“MCUCR – MCU Control Register” on page 38
“Bits 7:6 – COM0A[1:0]: Compare Match Output A Mode” on page 80
“Bits 5:4 – COM0B[1:0]: Compare Match Output B Mode” on page 80
“Bits 2:0 – ADTS[2:0]: ADC Auto Trigger Source” on page 142
“SPMCSR – Store Program Memory Control and Status Register” on page
“Errata ATtiny25” on page 19
“Errata ATtiny45” on page 20
A
= -40°C to +85°C” on page 166
CC
CC
CC
CC
= 3V)” on page 189
= 5V)” on page 190
= 3V)” on page 190
= 5V)” on page 191
149.
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