X
ETK
-S
4.
2
- Use
r’s G
uid
e
38
Technical Data
ETAS
7.9
Electrical Characteristics
7.9.1
ECU Interface Characteristics
Parameter
Symbol
Condition
1)
Min
Typ
Max
Unit
CalWakeup Output Voltage
CALWAKEUP
U
Batt
= 6 - 18 V;
load 0 - 50 mA
U
Batt
- 1 V
U
Batt
V
ECU Power Supply Supervision
Voltage (3.3 V selected)
VDDP
VDDP
2.48
2.58
2.68
V
VDDP
2.33
2.43
2.53
V
I
VDDP
VDDP = 3.3 V
200
μ
A
ECU Power Supply Supervision
Voltage (5.0 V selected)
VDDP
VDDP
2.98
3.08
3.18
V
VDDP
2.83
2.93
3.03
V
I
VDDP
VDDP = 5.0 V
300
μ
A
ECU Standby RAM Supervision
Voltage ([0.74 V - 0.97 V] selected)
VDDSBRAM
VDDSBRAM
0.74
0.84
0.94
V
VDDSBRAM
0.77
0.87
0.97
V
I
VDDSBRAM
VDDSBRAM = 1.0 V
60
μ
A
ECU Standby RAM Supervision
Voltage ([0.81 V - 1.04 V] selected)
VDDSBRAM
VDDSBRAM
0.81
0.91
1.01
V
VDDSBRAM
0.84
0.94
1.04
V
I
VDDSBRAM
VDDSBRAM = 1.1 V
65
μ
A
ECU Standby RAM Supervision
Voltage ([0.87 V - 1.10 V] selected)
VDDSBRAM
VDDSBRAM
0.87
0.97
1.07
V
VDDSBRAM
0.90
1.00
1.10
V
I
VDDSBRAM
VDDSBRAM = 1.2 V
70
μ
A
