ATmega645P Atmel Corporation, ATmega645P Datasheet - Page 27
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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. Packaging Information
10.1
8285DS–AVR–06/11
Notes:
64A
2. Dimensions D1 and E1 do not include mold protrusion. Allowable
3. Lead coplanarity is 0.10 mm maximum.
1.This package conforms to JEDEC reference MS-026, Variation AEB.
Notes:
R
protrusion is 0.25 mm per side. Dimensions D1 and E1 are maximum
plastic body size dimensions including mold mismatch.
2. Dimensions D1 and E1 do not include mold protrusion. Allowable
3. Lead coplanarity is 0.10 mm maximum.
1.This package conforms to JEDEC reference MS-026, Variation AEB.
2325 Orchard Parkway
San Jose, CA 95131
R
protrusion is 0.25 mm per side. Dimensions D1 and E1 are maximum
plastic body size dimensions including mold mismatch.
2325 Orchard Parkway
San Jose, CA 95131
ATmega165A/PA/325A/PA/3250A/PA/645A/P/6450A/P
C
C
e
0°~7°
PIN 1
e
0°~7°
PIN 1
TITLE
TITLE
64A, 64-lead, 14 x 14 mm Body Size, 1.0 mm Body Thickness,
0.8 mm Lead Pitch, Thin Profile Plastic Quad Flat Package (TQFP)
64A, 64-lead, 14 x 14 mm Body Size, 1.0 mm Body Thickness,
0.8 mm Lead Pitch, Thin Profile Plastic Quad Flat Package (TQFP)
L
L
PIN 1 IDENTIFIER
PIN 1 IDENTIFIER
D1
D
D1
D
B
B
E1
E1
A1
A1
E
E
A2
A2
SYMBOL
A
SYMBOL
A
A
A1
A2
D
D1
E
E1
B
C
L
e
A
A1
A2
D
D1
E
E1
B
C
L
e
15.75
13.90
15.75
13.90
0.30
0.05
0.09
0.45
COMMON DIMENSIONS
0.95
MIN
(Unit of Measure = mm)
15.75
13.90
15.75
13.90
0.30
–
0.05
0.09
0.45
COMMON DIMENSIONS
0.95
MIN
(Unit of Measure = mm)
–
0.80 TYP
16.00
14.00
16.00
14.00
NOM
1.00
0.80 TYP
–
–
–
–
–
16.00
14.00
16.00
14.00
NOM
1.00
DRAWING NO.
–
–
–
–
–
DRAWING NO.
16.25
14.10
16.25
14.10
MAX
1.20
0.15
1.05
0.45
0.20
64A
0.75
16.25
14.10
16.25
14.10
MAX
1.20
0.15
1.05
0.45
0.20
0.75
64A
2010-10-20
Note 2
Note 2
NOTE
2010-10-20
Note 2
Note 2
NOTE
REV.
C
REV.
C
27