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| 型號(hào)： | MR80C52EXXX-16/883:RD |
| 廠商： | ATMEL CORP |
| 元件分類(lèi)： | 微控制器/微處理器 |
| 英文描述： | 8-BIT, MROM, 16 MHz, MICROCONTROLLER, CQCC44 |
| 封裝： | LCC-44 |
| 文件頁(yè)數(shù)： | 19/32頁(yè) |
| 文件大?。?/td> | 3152K |
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3
7707F–AVR–11/10
AT90USB82/162
1.
Pin Configurations
Figure 1-1.
Pinout AT90USB82/162
Note:
The large center pad underneath the QFN packages is made of metal and must be 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.
.
UVCC
QFN32
(PCINT11) PC2
(OC.0B / INT0) PD0
VCC
XTAL1
(I
N
T
5)
P
D
4
(TXD1
/
I
N
T3)
P
D
3
(XCK
/
P
C
INT
12)
P
D
5
PB3 (PDO / MISO / PCINT3)
GND
(PC0) XTAL2
UGND
PB4 (T1 / PCINT4)
28 27 26
1
2
3
4
5
6
7
24
23
22
21
20
19
18
12
11
10
913 14 15
(AIN0 / INT1) PD1
8
16
17
PB6 (PCINT6)
D-
/
SD
A
T
A
D+
/
S
C
K
25
29
30
31
32
PB7 (PCINT7 / OC.0A / OC.1C)
PB5 (PCINT5)
PC7 (INT4 / ICP1 / CLKO)
PC6 (OC.1A / PCINT8)
Reset (PC1 / dW)
PC5
(
PCI
N
T9
/OC
.1
B)
PC4
(PCI
NT10)
UCAP
(RXD1 / AIN1 / INT2) PD2
(R
TS
/
INT6
)P
D
6
(CTS
/
HWB
/
T
0
/
I
N
T
7
)
P
D
7
(SS
/
PC
INT0
)P
B
0
(S
CL
K
/
PC
INT1
)P
B
1
(P
DI
/
M
O
S
I/
PC
INT2
)P
B
2
AV
C
UVCC
TQFP32
(PCINT11) PC2
(OC.0B / INT0) PD0
VCC
XTAL1
(I
NT5)
PD4
(T
X
D
1
/
INT3
)P
D
3
(X
CK
/
P
C
INT
1
2
)P
D
5
PB3 (PDO / MISO / PCINT3)
GND
(PC0) XTAL2
UGND
PB4 (T1 / PCINT4)
28 27 26
1
2
3
4
5
6
7
24
23
22
21
20
19
18
12
11
10
913 14 15
(AIN0 / INT1) PD1
8
16
17
PB6 (PCINT6)
D-
/
SD
A
T
A
D+
/
SCK
25
29
30
31
32
PB7 (PCINT7 / OC.0A / OC.1C)
PB5 (PCINT5)
PC7 (INT4 / ICP1 / CLKO)
PC6 (OC.1A / PCINT8)
Reset (PC1 / dW)
PC5
(PCI
N
T9
/OC
.1
B
)
P
C
4
(
P
CINT10
)
UCA
P
(RXD1 / AIN1 / INT2) PD2
(R
TS
/
INT
6
)PD6
(CTS
/
HW
B
/
T0
/INT7
)
P
D
7
(S
S
/
P
C
IN
T0)
PB
0
(SCL
K
/
PCI
N
T1
)P
B
1
(P
DI
/
M
O
S
I/
P
C
IN
T2)
PB
2
A
V
CC
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