ATmega329PA Atmel Corporation, ATmega329PA Datasheet - Page 3
ATmega329PA
Manufacturer Part Number
ATmega329PA
Description
Manufacturer
Atmel Corporation
Specifications of ATmega329PA
Flash (kbytes)
32 Kbytes
Pin Count
64
Max. Operating Frequency
20 MHz
Cpu
8-bit AVR
# Of Touch Channels
16
Hardware Qtouch Acquisition
No
Max I/o Pins
54
Ext Interrupts
17
Usb Speed
No
Usb Interface
No
Spi
2
Twi (i2c)
1
Uart
1
Segment Lcd
100
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
15
Analog Comparators
1
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
2
Eeprom (bytes)
1024
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
Yes
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8 to 5.5
Operating Voltage (vcc)
1.8 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
3
Output Compare Channels
4
Input Capture Channels
1
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
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Manufacturer:
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101
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1.2
Figure 1-2.
Note:
8284D–AVR–6/11
(USCK/SCL/PCINT4) PE4
(XCK/AIN0/PCINT2) PE2
(PCINT24/SEG35) PJ0
(PCINT25/SEG34) PJ1
(DI/SDA/PCINT5) PE5
(OC0A/PCINT12) PB4
(OC1A/PCINT13) PB5
(OC1B/PCINT14) PB6
(MOSI/PCINT10) PB2
(MISO/PCINT11) PB3
(CLKO/PCINT7) PE7
(AIN1/PCINT3) PE3
(RXD/PCINT0) PE0
(TXD/PCINT1) PE1
(SCK/PCINT9) PB1
(DO/PCINT6) PE6
Pinout - 100A (TQFP)
(SS/PCINT8) PB0
The large center pad underneath the QFN/MLF packages is made of metal and internally connected to GND. It should be sol-
dered or glued to the board to ensure good mechanical stability. If the center pad is left unconnected, the package might loosen
from the board.
LCDCAP
Pinout ATmega3290A/ATmega3290PA/ATmega6490A/ATmega6490P
GND
VCC
DNC
DNC
DNC
DNC
DNC
ATmega169A/PA/329A/PA/3290A/PA/649A/P/6490A/P
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
1
2
3
4
5
6
7
8
9
INDEX CORNER
TQFP
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
PA3 (COM3)
PA4 (SEG0)
PA5 (SEG1)
PA6 (SEG2)
PA7 (SEG3)
PG2 (SEG4)
PC7 (SEG5)
PC6 (SEG6)
DNC
PH3 (PCINT19/SEG7)
PH2 (PCINT18/SEG8)
PH1 (PCINT17/SEG9)
PH0 (PCINT16/SEG10)
DNC
DNC
DNC
DNC
PC5 (SEG11)
PC4 (SEG12)
PC3 (SEG13)
PC2 (SEG14)
PC1 (SEG15)
PC0 (SEG16)
PG1 (SEG17)
PG0 (SEG18)
3
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