ATMEGA6450A-AU Atmel, ATMEGA6450A-AU Datasheet - Page 572
![IC MCU AVR 64K FLASH 100TQFP](/photos/6/70/67048/313-100-tqfp_sml.jpg)
ATMEGA6450A-AU
Manufacturer Part Number
ATMEGA6450A-AU
Description
IC MCU AVR 64K FLASH 100TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA6450A-AU
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
69
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
100-TFQFP
Processor Series
ATmega
Core
AVR
Data Bus Width
8 bit
Data Ram Size
4 KB
Interface Type
SPI, USART
Maximum Clock Frequency
20 MHz
Number Of Programmable I/os
69
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
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ATmega165A/165PA/325A/325PA/3250A/3250PA/645A/645P/645
Figure 29-462.ATmega645P: I/O Pin Input Hysteresis vs. V
Figure 29-463.ATmega645P: Reset Input Threshold Voltage vs. V
0.55
0.45
0.35
0.25
0.6
0.5
0.4
0.3
2.4
2.2
1.8
1.6
1.4
1.2
0.8
2
1
1.5
1.5
-45 °C
25 °C
85 °C
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
IH
5
,Reset Pin Read as “1”
5
5.5
5.5
8285B–AVR–03/11
-45 °C
-45 °C
25 °C
85 °C
)
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