ATmega329 Atmel Corporation, ATmega329 Datasheet - Page 22

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ATmega329

Manufacturer Part Number
ATmega329
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of ATmega329

Flash (kbytes)
32 Kbytes
Pin Count
64
Max. Operating Frequency
16 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
No
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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9.2
2552KS–AVR–04/11
64M1
Notes:
1. JEDEC Standard MO-220, (SAW Singulation) Fig. 1, VMMD.
2. Dimension and tolerance conform to ASMEY14.5M-1994.
K
R
2325 Orchard Parkway
San Jose, CA 95131
L
E2
Marked Pin# 1 ID
BOTTOM VIEW
K
b
TOP VIEW
D2
D
TITLE
5.40 mm Exposed Pad, Micro Lead Frame Package (MLF)
64M1, 64-pad, 9 x 9 x 1.0 mm Body, Lead Pitch 0.50 mm,
e
1
2
3
E
Pin #1 Corner
Option B
Option C
Option A
Pin #1
Triangle
Pin #1
Chamfer
(C 0.30)
Pin #1
Notch
(0.20 R)
ATmega329/3290/649/6490
SYMBOL
A
SIDE VIEW
A
A1
b
D
D2
E
E2
e
L
K
0.80
0.18
8.90
5.20
8.90
5.20
0.35
1.25
COMMON DIMENSIONS
MIN
(Unit of Measure = mm)
A1
C
0.08
SEATING PLANE
0.50 BSC
NOM
0.90
0.02
0.25
9.00
5.40
9.00
5.40
0.40
1.40
C
DRAWING NO.
MAX
1.00
0.05
0.30
9.10
5.60
9.10
5.60
0.45
1.55
64M1
2010-10-19
NOTE
REV.
H
22

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