ATMEGA1284-AU Atmel, ATMEGA1284-AU Datasheet - Page 485

• Manufacturer Part Number: ATMEGA1284-AU
• Description: IC MCU AVR 128K FLASH 44TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA1284-AU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 128KB (64K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 16K 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: 44-TQFP, 44-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8272A–AVR–01/10
Figure 28-268.ATmega644PA: I/O Pin Output Voltage vs. Source Current (V
Figure 28-269.ATmega644PA: I/O Pin Output Voltage vs. Source Current (V
164A/164PA/324A/324PA/644A/644PA/1284/1284P
3.5
2.5
1.5
0.5
5.1
4.9
4.8
4.7
4.6
4.5
4.4
4.3
3
2
1
0
5
0
0
2
2
4
4
6
6
8
8
I
I
OH
OH
10
(mA)
10
(mA)
12
12
14
14
16
16
18
18
CC
CC
= 3V).
= 5V).
20
20
-40 °C
-40 °C
25 °C
85 °C
25 °C
85 °C
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