ATMEGA325A-AUR Atmel, ATMEGA325A-AUR Datasheet - Page 542
ATMEGA325A-AUR
Manufacturer Part Number
ATMEGA325A-AUR
Description
IC MCU AVR 32K FLASH 64TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA325A-AUR
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
SPI, UART/USART, USI
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
54
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)
1.8 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-TQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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Manufacturer
Quantity
Price
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29.7.10
542
ATmega165A/165PA/325A/325PA/3250A/3250PA/645A/645P/645
BOD Thresholds and Analog Comparator Offset
Figure 29-405.ATmega645A: BOD Thresholds vs. Temperature (BOD Level is 4.3V)
Figure 29-406.ATmega645A: BOD Thresholds vs. Temperature (BOD Level is 2.7V)
2.795
2.785
2.775
2.765
2.755
2.745
2.735
2.725
2.715
2.705
2.695
2.685
4.41
4.39
4.37
4.35
4.33
4.31
4.29
-45
-45
-35
-35
-25
-25
-15
-15
Rising Vcc
Falling Vcc
-5
-5
5
5
Temperature (°C)
Temperature (°C)
15
15
Falling Vcc
Rising Vcc
25
25
35
35
45
45
55
55
65
65
75
75
85
85
8285B–AVR–03/11
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