ATMEGA329P-20AN Atmel, ATMEGA329P-20AN Datasheet - Page 359

• Manufacturer Part Number: ATMEGA329P-20AN
• Description: IC MCU AVR 32K 20MHZ 64TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA329P-20AN

• 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: 54
• 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: 64-TQFP, 64-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

29.1.10
8021G–AVR–03/11
Pin Threshold and Hysteresis
Figure 29-31. ATmega329P:
Figure 29-32. ATmega329P:
2.5
1.5
0.5
60
50
40
30
20
10
0
3
2
1
0
1.5
0
2
1
2.5
I/O Pin Source Current vs. Output Voltage, Port A,C,D,E,F,G,H,J
I/O Pin Input Threshold Voltage vs. V
2
3
V
V
OH
CC
3.5
3
(V)
(V)
25 °C
4
ATmega329P/3290P
4
CC
, Port B (V
4.5
5
IH
5
, IO Pin Read as ¨1¨
5.5
6
-40 °C
(V
25 °C
85 °C
CC
=5V)
359
)