ATMEGA325A-MU Atmel, ATMEGA325A-MU Datasheet - Page 383
![IC MCU AVR 32K FLASH 64VQFN](/photos/12/13/121326/313-64-qfn_sml.jpg)
ATMEGA325A-MU
Manufacturer Part Number
ATMEGA325A-MU
Description
IC MCU AVR 32K FLASH 64VQFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA325A-MU
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-VFQFN Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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8285B–AVR–03/11
ATmega165A/165PA/325A/325PA/3250A/3250PA/6
Figure 29-97. ATmega165PA: I/O Pin Input Threshold Voltage vs. V
Figure 29-98. ATmega165PA: I/O Pin Input Hysteresis vs. V
0.65
0.55
0.45
0.35
0.6
0.5
0.4
0.3
2.4
2.1
1.8
1.5
1.2
0.9
0.6
0.3
0
1.5
1.5
2
2
2.5
2.5
3
3
V
V
CC
CC
3.5
3.5
(V)
(V)
4
4
CC
4.5
4.5
CC
(V
5
IL
5
, I/O Pin Read as “0”)
5.5
5.5
-45 °C
-45 °C
25 °C
85 °C
85 °C
25 °C
383
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