ATMEGA3290P-20AU Atmel, ATMEGA3290P-20AU Datasheet - Page 88
![IC MCU 32K 4X40 LCD CTRL 100TQFP](/photos/6/70/67048/313-100-tqfp_sml.jpg)
ATMEGA3290P-20AU
Manufacturer Part Number
ATMEGA3290P-20AU
Description
IC MCU 32K 4X40 LCD CTRL 100TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA3290P-20AU
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
100-TQFP, 100-VQFP
Processor Series
ATMEGA32x
Core
AVR8
Data Bus Width
8 bit
Data Ram Size
2 KB
Interface Type
SPI, USART, USI
Maximum Clock Frequency
20 MHz
Number Of Programmable I/os
69
Number Of Timers
3
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
EWAVR, EWAVR-BL
Development Tools By Supplier
ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit, 8 Channel
Package
100TQFP
Device Core
AVR
Family Name
ATmega
Maximum Speed
20 MHz
Operating Supply Voltage
3.3|5 V
Controller Family/series
AVR MEGA
No. Of I/o's
69
Eeprom Memory Size
1KB
Ram Memory Size
2KB
Cpu Speed
20MHz
Rohs Compliant
Yes
For Use With
ATSTK600-TQFP100 - STK600 SOCKET/ADAPTER 100-TQFP770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAG770-1005 - ISP 4PORT FOR ATMEL AVR MCU JTAG770-1004 - ISP 4PORT FOR ATMEL AVR MCU SPIATAVRISP2 - PROGRAMMER AVR IN SYSTEMATSTK504 - STARTER KIT AVR EXP MOD 100P LCDATJTAGICE2 - AVR ON-CHIP D-BUG SYSTEM
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
ATMEGA3290P-16AU
ATMEGA3290P-16AU
ATMEGA3290P-16AU
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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8021G–AVR–03/11
• PCINT28/SEG – Port J, Bit 4
PCINT28, Pin Change Interrupt Source 28: The PE28 pin can serve as an external interrupt
source.
SEG, LCD front plane 29.
• PCINT27/SEG – Port J, Bit 3
PCINT27, Pin Change Interrupt Source 27: The PE27 pin can serve as an external interrupt
source.
SEG, LCD front plane 30.
• PCINT26/SEG – Port J, Bit 2
PCINT26, Pin Change Interrupt Source 26: The PE26 pin can serve as an external interrupt
source.
SEG, LCD front plane 31.
• PCINT25/SEG – Port J, Bit 1
PCINT25, Pin Change Interrupt Source 25: The PE25 pin can serve as an external interrupt
source.
SEG, LCD front plane 34.
• PCINT24/SEG – Port J, Bit 0
PCINT24, Pin Change Interrupt Source 24: The PE24 pin can serve as an external interrupt
source.
SEG, LCD front plane 35.
Table 13-28 on page 88
the overriding signals shown in
Table 13-28. Overriding Signals for Alternate Functions in PJ7:4 (ATmega329P/3290P)
Signal Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
PTOE
DIEOE
DIEOV
DI
AIO
PJ7
0
0
0
0
0
0
–
0
0
–
–
and
Table 13-29 on page 89
Figure 13-5 on page
PJ6/PCINT30/
SEG27
LCDEN
0
LCDEN
0
0
0
–
PCINT30 • PCIE0
•LCDEN • LCDPM
0
–
LCDSEG
69.
relates the alternate functions of Port J to
PJ5/PCINT29/
SEG28
LCDEN
0
LCDEN
0
0
0
–
PCINT29 • PCIE0
•LCDEN • LCDPM
0
–
LCDSEG
ATmega329P/3290P
PJ4/PCINT28/
SEG29
LCDEN
0
LCDEN
0
0
0
–
PCINT28 • PCIE0
•LCDEN • LCDPM
0
–
LCDSEG
88
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