ATMEGA8A-MUR Atmel, ATMEGA8A-MUR Datasheet - Page 246
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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25.3
25.4
25.4.1
25.4.2
8159D–AVR–02/11
Speed Grades
Clock Characteristics
External Clock Drive Waveforms
External Clock Drive
Figure 25-1. Maximum Frequency vs. Vcc
Figure 25-2. External Clock Drive Waveforms
Table 25-1.
Symbol
1/t
t
t
t
t
t
Δ
CLCL
CHCX
CLCX
CLCH
CHCL
t
CLCL
CLCL
Parameter
Oscillator Frequency
Clock Period
High Time
Low Time
Rise Time
Fall Time
Change in period from one
clock cycle to the next
16 MHz
External Clock Drive
8 MHz
V
IL1
V
IH1
2.7V
Safe Operating Area
V
Min
CC
125
50
50
0
= 2.7V to
4.5V
Max
1.6
1.6
5.5
8
2
V
V
62.5
CC
Min
25
25
0
= 4.5V to
5.5V
ATmega8A
Max
0.5
0.5
5.5
16
2
V
Units
MHz
ns
ns
ns
μs
μs
%
246
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