ATA6622-EK Atmel, ATA6622-EK Datasheet - Page 13

• Manufacturer Part Number: ATA6622-EK
• Description: BOARD DEMO LIN SBC FOR ATA6622
• Manufacturer: Atmel

Specifications of ATA6622-EK

• Main Purpose: Interface, LIN
• Embedded: Yes, MCU, 8-Bit
• Utilized Ic / Part: ATA6622
• Primary Attributes: LIN-SBC (System-Basis-Chip) Transceiver, LIN 2.0, Voltage Regulator, Window Watchdog
• Secondary Attributes: 4 Power Modes: Pre-Normal, Normal, Sleep, Silent, 20-QFN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

4. Schematic and Layout of the Development Board for the Atmel
Figure 4-1.
4970B–AUTO–03/11
PTRIG
NTRIG
MODE
WAKE
KL_15
PVCC
TEMP
NRES
VBAT
GND
RXD
TXD
LIN
EN
ATA6621/22/24/26
X1
LL4148
D1
TEMP
MODE
KL_15
Schematic of the Development Board for the Atmel ATA6621/22/24/26
BZG04-33
D2
100 /1W
R8
+
10µF
+
C3
V1
22µF/50V
C2
Notes:
100nF
C5
1. D3 and R4 are only necessary for a master node.
2. R9 and R13 are only needed for Atmel ATA6622/24/26.
3. Pin KL_15 and the corresponding external circuitry are only available at the Atmel
4. Pin INH and the corresponding external circuitry are only available at the Atmel
5. Pin 17 has to be connected to GND by replacing C7 with a 0 resistor at Atmel
6. Atmel ATA6621: Pin 10 has to be connected to GND via R11 = 0. Pin 16 has to be con-
C1
100nF
R8b
0
ATA6622/24/26.
ATA6622/24/26..
ATA6622/24/26
nected to GND by replacing C8 by a 0 resistor. R12 is not mounted.
Wake
R6
10k
S1
R13
33k
VCC
R5
0
J1
VS
NTRIG
PTRIG
WAKE
3.3
GND
EN
R7
+
2.2µF
1
2
3
4
5
C4
20
6
10 /2W
GND
19
R10
7
ATA6621/
ATA6622/
ATA6624
ATA6626
Atmel ATA6621/22/24/26
18
8
MJD31C
T1
17
9
R10b
0
16
10
47k
R11
TEMP
15
14
13
12
11
1nF
C7
WD_OSC
MODE
TM
NRES
TXD
MODE
51k
(ATA6622/24/26)
R3
47k
R12
Revision 2.0 / 2.1
(ATA6622/24/26)
KL_15
ATA6621-EK
ATA6622-EK
ATA6624-EK
ATA6626-EK
4.7k
10k
R1
R9
100nF
C8
INH
LL4148
PVCC
220pF
1k
D3
R4
LIN
C6
13