ATmega645P Atmel Corporation, ATmega645P Datasheet - Page 29
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ATmega645P
Manufacturer Part Number
ATmega645P
Description
Manufacturer
Atmel Corporation
Specifications of ATmega645P
Flash (kbytes)
64 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
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)
4
Eeprom (bytes)
2048
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
10.3
8285DS–AVR–06/11
Note:
64MC
D
D2
A25
A18
Package Drawing Contact:
packagedrawings@atmel.com
1. The terminal #1 ID is a Laser-marked Feature.
B22
B16
A26
A17
L
B23
B15
ATmega165A/PA/325A/PA/3250A/PA/645A/P/6450A/P
Pin 1 ID
eT/2
BOTTOM VIEW
TOP VIEW
E2
E
eT
R0.20
TITLE
64MC, 64QFN (2-Row Staggered),
7 x 7 x 1.00 mm Body, 4.0 x 4.0 mm Exposed Pad,
Quad Flat No Lead Package
0.40
B30
K
B8
A34
A9
B7
B1
A1
A8
(0.18) REF
L
b
(0.1) REF
eT
SYMBOL
A
A
A1
b
C
D
D2
E
E2
eT
eR
K
L
y
COMMON DIMENSIONS
0.80
0.00
0.18
6.90
3.95
6.90
3.95
0.20
0.35
0.00
MIN
(Unit of Measure = mm)
–
–
C
A1
GPC
SIDE VIEW
ZXC
0.20 REF
y
NOM
0.90
0.02
0.23
7.00
4.00
7.00
4.00
0.65
0.65
0.40
–
–
DRAWING NO.
0.075
MAX
1.00
0.05
0.28
7.10
4.05
7.10
4.05
0.45
64MC
–
–
–
NOTE
(REF)
10/3/07
REV.
A
29