Figure 1-3. Pinout AT90CAN32/64/128 - QFN
NC(1) 1
(RXD0 / PDI) PE0 2
(TXD0 / PDO) PE1 3
(XCK0 / AIN0) PE2 4
(OC3A / AIN1) PE3 5
(OC3B / INT4) PE4 6
(OC3C / INT5) PE5 7
(T3 / INT6) PE6 8
(ICP3 / INT7) PE7 9
(SS) PB0 10
(SCK) PB1 11
(MOSI) PB2 12
(MISO) PB3 13
(OC2A) PB4 14
(OC1A) PB5 15
(OC1B) PB6 16
INDEX CORNER
(64-lead QFN top view)
48 PA3 (AD3)
47 PA4 (AD4)
46 PA5 (AD5)
45 PA6 (AD6)
44 PA7 (AD7)
43 PG2 (ALE)
42 PC7 (A15 / CLKO)
41 PC6 (A14)
40 PC5 (A13)
39 PC4 (A12)
38 PC3 (A11)
37 PC2 (A10)
36 PC1 (A9)
35 PC0 (A8)
34 PG1 (RD)
33 PG0 (WR)
(1) NC = Do not connect (May be used in future devices)
(2) Timer2 Oscillator
Note:
The large center pad underneath the QFN package is made of metal and internally connected to
GND. It should be soldered or glued to the board to ensure good mechanical stability. If the center
pad is left unconnected, the package might loosen from the board.
1.6 Pin Descriptions
1.6.1 VCC
Digital supply voltage.
1.6.2 GND
Ground.
6 AT90CAN32/64/128
7679H–CAN–08/08