ETAS
Technical Data
BR_XETK-S3.0
-
User Guide
57
7.11.3
Power Supply Connector CON3
Fig.
7
-
6
Power Supply Connector (CON3) Location and Pin Assignment
7.11.3.1
BR_XETK-S3.0A
Connector: MOLEX_87438-0643
7.11.3.2
BR_XETK-S3.0C
Connector: MOLEX_87438-0643
Pin
Signal
Direction Comment
1
VDDPSTBY
(3.3 V supply)
Output
Permanent power supply of ECU DAP
Interface, 3.3 V
2
VDDSTBY
(1.3V supply)
Output
Permanent power supply of ECU ED
RAM, 1.3 V
3
GND
Input
Power Ground
4
CalWakeUp
Output
Switch to Ubatt. ECU wake-up signal
(for measurement preparation)
5
Ubatt2
Input
Vehicle battery
6
Ubatt1
Input
Vehicle battery
Pin
Signal
Direction Comment
1
VDDPSTBY
(3.3 V supply)
Output
Permanent power supply of ECU DAP
Interface, 3.3 V
2
VDDSTBY
(0.95 V supply)
Output
Permanent power supply of ECU ED
RAM, 0.95 V
Note: Do not connect for TC49x A-Step
microcontroller
3
GND
Input
Power Ground
4
CalWakeUp
Output
Switch to Ubatt. ECU wake-up signal
(for measurement preparation)
5
Ubatt2
Input
Vehicle battery
6
Ubatt1
Input
Vehicle battery
CON3