ATMEGA8A-MUR Atmel, ATMEGA8A-MUR Datasheet - Page 17
ATMEGA8A-MUR
Manufacturer Part Number
ATMEGA8A-MUR
Description
MCU AVR 8KB FLASH 16MHZ 32QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheet
1.ATMEGA8A-MU.pdf
(308 pages)
Specifications of ATMEGA8A-MUR
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 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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7.3.1
8159D–AVR–02/11
Data Memory Access Times
Figure 7-2.
This section describes the general access timing concepts for internal memory access. The
internal data SRAM access is performed in two clk
Figure 7-3.
Data Memory Map
I/O Registers
On-chip Data SRAM Access Cycles
Register File
Address
clk
R29
R30
$3D
R31
$3E
$3F
Data
Data
$00
$01
$02
R0
R1
R2
WR
...
...
CPU
RD
Compute Address
T1
Memory Vccess Instruction
Address Valid
CPU
T2
cycles as described in
Next Instruction
Data Address Space
T3
Internal SRAM
$001D
$005D
$001E
$005E
$005F
$045E
$045F
$0000
$0001
$0002
$001F
$0020
$0021
$0022
$0060
$0061
...
...
...
ATmega8A
Figure
7-3.
17
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