ATMEGA8A-PU Atmel, ATMEGA8A-PU Datasheet - Page 304

MCU AVR 8K FLASH 16MHZ 28-PDIP

ATMEGA8A-PU

Manufacturer Part Number
ATMEGA8A-PU
Description
MCU AVR 8K FLASH 16MHZ 28-PDIP
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheets

Specifications of ATMEGA8A-PU

Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
23
Program Memory Size
8KB (4K x 16)
Program Memory Type
FLASH
Eeprom Size
512 x 8
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 6x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
28-DIP (0.300", 7.62mm)
Processor Series
ATMEGA8x
Core
AVR8
Data Bus Width
8 bit
Data Ram Size
1 KB
Interface Type
SPI, TWI, USART
Maximum Clock Frequency
16 MHz
Number Of Programmable I/os
23
Number Of Timers
3
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
10 bit, 6 Channel
Package
28PDIP
Device Core
AVR
Family Name
ATmega
Maximum Speed
16 MHz
Operating Supply Voltage
3.3|5 V
Controller Family/series
AVR MEGA
No. Of I/o's
23
Eeprom Memory Size
512Byte
Ram Memory Size
1KB
Cpu Speed
16MHz
Rohs Compliant
Yes
For Use With
ATSTK600 - DEV KIT FOR AVR/AVR32ATSTK500 - PROGRAMMER AVR STARTER KIT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ATMEGA8A-PU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
8159D–AVR–02/11
15 Timer/Counter0 and Timer/Counter1 Prescalers ................................ 75
16 16-bit Timer/Counter1 ............................................................................ 78
17 8-bit Timer/Counter2 with PWM and Asynchronous Operation ...... 106
18 Serial Peripheral Interface – SPI ......................................................... 126
14.7
15.1
15.2
15.3
15.4
15.5
16.1
16.2
16.3
16.4
16.5
16.6
16.7
16.8
16.9
16.10
16.11
17.1
17.2
17.3
17.4
17.5
17.6
17.7
17.8
17.9
17.10
17.11
18.1
18.2
18.3
Register Description ........................................................................................73
Overview ..........................................................................................................75
Internal Clock Source ......................................................................................75
Prescaler Reset ...............................................................................................75
External Clock Source .....................................................................................75
Register Description ........................................................................................77
Features ..........................................................................................................78
Overview ..........................................................................................................78
Accessing 16-bit Registers ..............................................................................81
Timer/Counter Clock Sources .........................................................................83
Counter Unit ....................................................................................................84
Input Capture Unit ...........................................................................................85
Output Compare Units .....................................................................................87
Compare Match Output Unit ............................................................................89
Modes of Operation .........................................................................................90
Timer/Counter Timing Diagrams .....................................................................97
Register Description ........................................................................................99
Features ........................................................................................................106
Overview ........................................................................................................106
Timer/Counter Clock Sources .......................................................................108
Counter Unit ..................................................................................................108
Output Compare Unit .....................................................................................109
Compare Match Output Unit ..........................................................................111
Modes of Operation .......................................................................................112
Timer/Counter Timing Diagrams ...................................................................116
Asynchronous Operation of the Timer/Counter .............................................118
Timer/Counter Prescaler ...............................................................................120
Register Description ......................................................................................121
Features ........................................................................................................126
Overview ........................................................................................................126
SS Pin Functionality ......................................................................................131
ATmega8A
iii

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