ATMEGA645-16AUR Atmel, ATMEGA645-16AUR Datasheet - Page 330
ATMEGA645-16AUR
Manufacturer Part Number
ATMEGA645-16AUR
Description
MCU AVR 64KB FLASH 16MHZ 64TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheet
1.ATMEGA325-16MU.pdf
(362 pages)
Specifications of ATMEGA645-16AUR
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
53
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)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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2570M–AVR–04/11
Figure 28-47. Calibrated 8MHz RC Oscillator Frequency vs. V
Figure 28-48. Calibrated 8MHz RC Oscillator Frequency vs. Osccal Value
8.6
8.4
8.2
7.8
7.6
7.4
7.2
16
14
12
10
8
8
6
4
1.5
0
16
32
2
48
2.5
64
80
96
3
OSCCAL VALUE
112 128 144 160 176 192 208 224 240 256
V
CC
3.5
(V)
ATmega325/3250/645/6450
4
4.5
CC
5
CC
5.5
-40 °C
-40 °C
85 °C
25 °C
85 °C
25 °C
330
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