ATMEGA645P-MU Atmel, ATMEGA645P-MU Datasheet - Page 494
ATMEGA645P-MU
Manufacturer Part Number
ATMEGA645P-MU
Description
IC MCU AVR 64K FLASH 64QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA645P-MU
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-VFQFN Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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ATmega165A/165PA/325A/325PA/3250A/3250PA/645A/645P/645
ATmega3250PA: Supply Current of I/O modules
Figure 29-313.ATmega3250PA: Idle Supply Current vs. V
Figure 29-314.ATmega3250PA: Idle Supply Current vs. V
The tables and formulas below can be used to calculate the additional current consumption for
the different I/O modules in Active and Idle mode. The enabling or disabling of the I/O modules
0.45
0.35
0.25
0.15
0.5
0.4
0.3
0.2
0.1
10
9
8
7
6
5
4
3
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
CC
CC
(Internal RC Oscillator, 1 MHz)
(32kHz Watch Crystal)
4.5
4.5
5
5
5.5
5.5
8285B–AVR–03/11
-40 °C
85 °C
-40 °C
85 °C
25 °C
25 °C
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