ATMEGA645A-AU Atmel, ATMEGA645A-AU Datasheet - Page 378
![IC MCU AVR 64K FLASH 64TQFP](/photos/12/13/121332/313-64-tqfp_sml.jpg)
ATMEGA645A-AU
Manufacturer Part Number
ATMEGA645A-AU
Description
IC MCU AVR 64K FLASH 64TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA645A-AU
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
Processor Series
ATmega
Core
AVR
Data Bus Width
8 bit
Data Ram Size
4 KB
Interface Type
SPI, USART
Maximum Clock Frequency
16 MHz
Number Of Programmable I/os
54
Number Of Timers
3
Operating Supply Voltage
3.3 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Operating Temperature Range
- 40 C to + 85 C
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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378
ATmega165A/165PA/325A/325PA/3250A/3250PA/645A/645P/645
Figure 29-87. ATmega165PA: I/O Pin Output Voltage vs. Source Current, Port B (V
Figure 29-88. ATmega165PA: I/O Pin Output Voltage vs. Source Current, Port B (V
5.1
4.9
4.8
4.7
4.6
4.5
4.4
4.3
2.8
2.6
2.4
2.2
1.8
1.6
1.4
1.2
5
2
1
0
0
2
2
4
4
6
6
8
8
I
I
OH
OH
10
10
(mA)
(mA)
12
12
14
14
16
16
18
18
20
20
8285B–AVR–03/11
-45 °C
-45 °C
25 °C
85 °C
25 °C
85 °C
CC
CC
= 5V)
= 2.7V)
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