ET
K-S6.0 -
User’
s Guide
42
ET
AS
Technica
l Data
7.7.1
ECU Interface Characteristics
Parameter
Symbol
Condition
1)
Min
Typ
Max
Unit
ECU Power Supply Supervision
Voltage (3.3 V,
treshold Low -> High = 2.33 V,
treshold High -> Low = 2.68 V selected)
USG
USG
2.48
2.58
2.68
V
USG
2.33
2.43
2.53
V
I
USG
USG = 2.68 V
102
μ
A
ECU Power Supply Supervision
Voltage (3.3 V,
treshold Low -> High = 2.55 V,
treshold High -> Low = 2.90 V selected)
USG
USG
2.7
2.8
2.9
V
USG
2.55
2.65
2.75
V
I
USG
USG = 2.90 V
110
μ
A
ECU Power Supply Supervision
Voltage (5.0 V selected)
USG
USG
3.3
3.4
3.5
V
USG
3.15
3.25
3.35
V
I
USG
USG = 3.5 V
133
μ
A
ECU Standby RAM Supervision
Voltage (Data Retention CPU 2.0 V
selected)
USTBY
USTBY
2.1
2.2
2.3
V
USTBY
2.0
2.1
2.2
V
I
USTBY
USTBY = 2.3 V
88
μ
A
ECU Standby RAM Supervision
Voltage (Data Retention CPU 2.7 V
selected)
USTBY
USTBY
2.8
2.9
3.0
V
USTBY
2.7
2.8
2.9
V
I
USTBY
USTBY = 3.0 V
115
μ
A
1)
:
USG
ECU Power Supply off
ECU Power Supply on
USG
ECU Power Supply on
ECU Power Supply off
USTBY
ECU Standby RAM Power off
ECU Standby RAM Power on
USTBY
ECU Standby RAM Power on
ECU Standby RAM Power off