ATMEGA645A-AUR Atmel, ATMEGA645A-AUR Datasheet - Page 603
![IC MCU AVR 64K FLASH 64TQFP](/photos/12/13/121332/313-64-tqfp_sml.jpg)
ATMEGA645A-AUR
Manufacturer Part Number
ATMEGA645A-AUR
Description
IC MCU AVR 64K FLASH 64TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA645A-AUR
Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
SPI, UART/USART, USI
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
54
Program Memory Size
64KB (32K x 16)
Program Memory Type
FLASH
Eeprom Size
2K x 8
Ram Size
4K 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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATMEGA645A-AUR
Manufacturer:
HONEYWELL
Quantity:
101
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29.9.9
8285B–AVR–03/11
Pin Threshold and Hysteresis
ATmega165A/165PA/325A/325PA/3250A/3250PA/6
Figure 29-521.ATmega6450A: I/O Pin Input Threshold Voltage vs. V
Figure 29-522.ATmega6450A: I/O Pin Input Threshold Voltage vs. V
3.1
2.9
2.7
2.5
2.3
2.1
1.9
1.7
1.5
1.3
1.1
0.9
2.4
2.2
1.8
1.6
1.4
1.2
0.8
0.6
0.4
2
1
1.5
1.5
2
2
2.5
2.5
3
3
V
V
CC
CC
3.5
3.5
(V)
(V)
4
4
4.5
4.5
CC
CC
(V
(V
5
5
IH
IL
, I/O Pin Read as “1”)
, I/O Pin Read as “0”
5.5
5.5
-45 °C
-45 °C
85 °C
25 °C
85 °C
25 °C
603
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