1.
Pin Configuration
Figure 1-1. Pinning QFN48, 7mm × 7mm
48 47 46 45 44 43 42 41 40 39 38 37
PB5
MCUAVCC
1
2
36 MCUVCC
35 GND1
34 PD4
ADC6
AREF
3
4
33 PD3
GND4
ADC7
PC0
PC1
PC2
5
6
32 LIN
Atmel
ATA6612C/
ATA6613C
31 GND
30 WAKE
29 NTRIG
28 EN
7
8
9
PC3 10
27 VS
PC4 11
PC5 12
26 VCC
25 PVCC
13 14 15 16 17 18 19 20 21 22 23 24
Table 1-1. Pin Description
Pin
Symbol Function
1
PB5
Port B 5 I/O line (SCK / PCINT5)
Microcontroller ADC-unit supply voltage (referred to as AVCC pin in Section 5. “Microcontroller
Block” on page 27 and Section 6. “2-wire Serial Interface Characteristics” on page 276)
2
MCUAVCC
3
4
ADC6
AREF
GND4
ADC7
PC0
PC1
PC2
PC3
PC4
PC5
PC6
PD0
PD1
PD2
RXD
INH
ADC input channel 6
Analog reference voltage input
5
Ground
6
ADC input channel 7
7
Port C 0 I/O line (ADC0/PCINT8)
Port C 1 I/O line (ADC1/PCINT9)
Port C 2 I/O line (ADC2/PCINT10)
Port C 3 I/O line (ADC3/PCINT11)
Port C 4 I/O line (ADC4/SDA/PCINT12)
Port C 5 I/O line (ADC5/SCL/PCINT13)
Port C 6 I/O line (RESET/PCINT14)
Port D 0 I/O line (RXD/PCINT16)
Port D 1 I/O line (TXD/PCINT17)
Port D 2 I/O line (INT0/PCINT18)
Receive data output
8
9
10
11
12
13
14
15
16
17(1)
18(1)
19(1)
High side switch output for controlling an external voltage regulator
Transmit data input / active low output after a local wake up request
TXD
Note:
1. This identifies the pins of the LIN SBC Atmel ATA6624
ATA6612C/ATA6613C [DATASHEET]
3
9111L–AUTO–11/14