ATMEGA6490P-AU Atmel, ATMEGA6490P-AU Datasheet - Page 253
ATMEGA6490P-AU
Manufacturer Part Number
ATMEGA6490P-AU
Description
IC MCU AVR 64K FLASH 100TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA6490P-AU
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
SPI, UART/USART, USI
Peripherals
Brown-out Detect/Reset, LCD, 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
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATMEGA6490P-AU
Manufacturer:
Atmel
Quantity:
779
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8284A–AVR–10/10
• Bits 3:0 – LCDCC[3:0]: LCD Contrast Control
The LCDCC[3:0] bits determine the maximum voltage V
different selections are shown in
frame.
Table 23-8.
ATmega169A/169PA/329A/329PA/649A/649P/3290A/3290PA/6490A/6490P
LCDCC3
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
LCD Contrast Control
LCDCC2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
Table
LCDCC1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
23-8. New values take effect every beginning of a new
LCDCC0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
LCD
on segment and common pins. The
Maximum Voltage V
2.60
2.65
2.70
2.75
2.80
2.85
2.90
2.95
3.00
3.05
3.10
3.15
3.20
3.25
3.30
3.35
LCD
253
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