ATMEGA1284P-MUR Atmel, ATMEGA1284P-MUR Datasheet - Page 455

• Manufacturer Part Number: ATMEGA1284P-MUR
• Description: MCU AVR 128KB FLASH 20MHZ 44VQFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA1284P-MUR

• 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-VQFN Exposed Pad
• For Use With: ATSTK600 - DEV KIT FOR AVR/AVR32
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

28.5.7
8272A–AVR–01/10
Pin Pull-up
Figure 28-211.ATmega644A: I/O Pin Pull-up Resistor Current vs. Input Voltage (V
Figure 28-212.ATmega644A: I/O Pin Pull-up Resistor Current vs. Input Voltage (V
164A/164PA/324A/324PA/644A/644PA/1284/1284P
80
70
60
50
40
30
20
10
50
45
40
35
30
25
20
15
10
0
5
0
0
0
0.2
0.5
0.4
0.6
1
0.8
V
V
OP
OP
1.5
(V)
(V)
1
1.2
2
1.4
2.5
1.6
1.8
3
CC
-40 °C
CC
-40 °C
25 °C
85 °C
25 °C
85 °C
= 1.8V)
= 2.7V).
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