ATMEGA1284P-MUR Atmel, ATMEGA1284P-MUR Datasheet - Page 550

• 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

8272A–AVR–01/10
Figure 28-393.ATmega1284P: Reset Supply Current vs. Frequency (1 - 20 MHz)
Figure 28-394.ATmega1284P: Minimum Reset Pulsewidth vs. V
164A/164PA/324A/324PA/644A/644PA/1284/1284P
1800
1600
1400
1200
1000
800
600
400
200
1.6
1.4
1.2
0.8
0.6
0.4
0.2
1
0
0
1.5
0
2
2
4
1.8 V
2.5
6
3
8
Frequency (MHz)
V
CC
10
3.5
2.7 V
(V)
12
3.3 V
4
14
4.5
CC
16
4.0 V
5
18
5.5
20
-40 °C
85 °C
25 °C
5.5 V
5.0 V
4.5 V
550