ATMEGA325A-AUR Atmel, ATMEGA325A-AUR Datasheet - Page 448
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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Part Number
Manufacturer
Quantity
Price
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29.4.10
448
ATmega165A/165PA/325A/325PA/3250A/3250PA/645A/645P/645
BOD Thresholds and Analog Comparator Offset
Figure 29-223.ATmega325PA: Reset Input Pin Hysteresis vs. V
Figure 29-224.ATmega325PA: BOD Thresholds vs. Temperature (BOD Level is 4.3V)
4.325
4.275
4.225
0.7
0.6
0.5
0.4
0.3
0.2
0.1
4.35
4.25
4.3
0
1.5
-40
-30
2
-20
-10
2.5
0
3
10
Temperature [°C]
Rising Vcc
Falling Vcc
V
20
CC
3.5
(V)
30
40
4
50
4.5
CC
60
70
5
80
5.5
90
8285B–AVR–03/11
-40 °C
25 °C
85 °C
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