ATMEGA323-8AC Atmel, ATMEGA323-8AC Datasheet - Page 201
ATMEGA323-8AC
Manufacturer Part Number
ATMEGA323-8AC
Description
IC AVR MCU 32K 8MHZ COM 44TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheet
1.ATMEGA323L-4PC.pdf
(247 pages)
Specifications of ATMEGA323-8AC
Core Processor
AVR
Core Size
8-Bit
Speed
8MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
32
Program Memory Size
32KB (16K x 16)
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
0°C ~ 70°C
Package / Case
44-TQFP, 44-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
ATMEGA3238AC
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Serial Programming
Characteristics
1457G–AVR–09/03
Figure 100. Serial Programming Timing
Table 70. Serial Programming Characteristics
T
A
Symbol
1/t
1/t
t
t
= -40 C to 85 C, V
t
t
t
t
OVSH
SHOX
t
CLCL
CLCL
SHSL
SLSH
SLIV
CLCL
CLCL
Parameter
Oscillator Frequency (V
Oscillator Period (V
Oscillator Frequency (V
Oscillator Period (V
SCK Pulse Width High
SCK Pulse Width Low
MOSI Setup to SCK High
MOSI Hold after SCK High
SCK Low to MISO Valid
MOSI
MISO
SCK
CC
t
OVSH
= 2.7V - 5.5V (Unless otherwise noted)
CC
CC
= 2.7 - 5.5 V)
= 4.0 - 5.5 V)
CC
CC
= 2.7 - 5.5 V)
= 4.0 - 5.5 V)
t
SHSL
t
SHOX
2 t
2 t
2 t
t
Min
250
125
CLCL
10
CLCL
CLCL
0
0
CLCL
ATmega323(L)
Typ
16
t
SLSH
t
SLIV
Max
32
4
8
Units
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
201
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