ATMEGA3290P-20AUR Atmel, ATMEGA3290P-20AUR Datasheet - Page 341
![MCU AVR 32K FLASH 20MHZ 64TQFP](/photos/6/70/67048/313-100-tqfp_sml.jpg)
ATMEGA3290P-20AUR
Manufacturer Part Number
ATMEGA3290P-20AUR
Description
MCU AVR 32K FLASH 20MHZ 64TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA3290P-20AUR
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
32KB (16K x 16)
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
2K 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
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Manufacturer
Quantity
Price
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Table 28-11. ADC Characteristics
Notes:
28.11 LCD Controller Characteristics
Table 28-12. LCD Controller Characteristics
8021G–AVR–03/11
I
R
R
Symbol
LCD
Symbol
SEG
COM
R
R
V
REF
AIN
INT
1. Voltage difference between channels
Parameter
Internal Voltage Reference
Reference Input Resistance
Analog Input Resistance
Parameter
LCD Driver Current
Segment Driver Output Impedance
Blackplane Driver Output Impedance
Condition
Total for All COM and SEG pins
Condition
Min.
1.0
ATmega329P/3290P
Typ
100
1.1
32
Min.
Typ
10
6
2
Max
1.2
Max
Units
MΩ
kΩ
Units
V
µA
kΩ
kΩ
341
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