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AT90PWM3 Datasheet(PDF) 5 Page - ATMEL Corporation

Part No. AT90PWM3
Description  8-bit Microcontroller with 8K Bytes In-System Programmable Flash
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Maker  ATMEL [ATMEL Corporation]
Homepage  http://www.atmel.com
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 5 page
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5
AT90PWM2/3
4317B–AVR–02/05
Pin Descriptions
:
Table 1. Pin out description
S024 Pin
Number
SO32 Pin
Number
QFN32 Pin
Number
Mnemonic
Type
Name, Function & Alternate Function
795
GND
Power
Ground: 0V reference
18
24
20
AGND
Power
Analog Ground: 0V reference for analog part
6
8
4
VCC
power
Power Supply:
17
23
19
AVCC
Power
Analog Power Supply: This is the power supply voltage for analog
part
For a normal use this pin must be connected.
19
25
21
AREF
Power
Analog Reference : reference for analog converter . This is the
reference voltage of the A/D converter. As output, can be used by
external analog
812
8
PBO
I/O
MISO (SPI Master In Slave Out)
PSCOUT20 output
913
9
PB1
I/O
MOSI (SPI Master Out Slave In)
PSCOUT21 output
16
20
16
PB2
I/O
ADC5 (Analog Input Channel5 )
INT1
20
27
23
PB3
I/O
AMP0- (Analog Differential Amplifier 0 Input Channel )
21
28
24
PB4
I/O
AMP0+ (Analog Differential Amplifier 0 Input Channel )
22
30
26
PB5
I/O
ADC6 (Analog Input Channel 6)
INT 2
23
31
27
PB6
I/O
ADC7 (Analog Input Channel 7)
ICP1B (Timer 1 input capture alternate input)
PSCOUT11 output (see note 1)
24
32
28
PB7
I/O
PSCOUT01 output
ADC4 (Analog Input Channel 4)
SCK (SPI Clock)




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