AS8221
Data Sheet - App endix
Table 12. Comparison table
FlexRay
AS8221 Datasheet
Electrical Physical Layer Specification V2.1 Rev. B
Symbol
Parameter
Name
Description
ILWUL
Low level input current on local WAKE pin
-
-
ILWUH
High level input current on local WAKE pin
-
-
tLWUFilter
Local wake filter time
VBAT operating range
dWakePulseFilter
BAT for WU detector
Wake pulse filter time (spike rejection)
Battery voltage required for wake-up detector
operation
V
-
VBAT = +6.5 to + 50V
Supply Voltage Monitor
VBATTHH
VBAT undervoltage recovery threshold
VBAT undervoltage detection threshold
VCC undervoltage recovery threshold
VCC undervoltage detection threshold
VIO undervoltage recovery threshold
VIO undervoltage detection threshold
-
uUVBAT
-
-
VBATTHL
VCCTHH
VCCTHL
Undervoltage detection threshold
-
uUVCC
-
Undervoltage detection threshold
-
VIOTHH
VIOTHL
uUVIO
Undervoltage detection threshold
Undervoltage reaction time
Detection time for undervoltage at VBAT, VCC
,
dUVBAT, dUVCC,
dUVIO
tUV_DETECT
VIO
Detection time for undervoltage recovery at
VBAT, VCC, VIO
tUV_REC
-
-
Bus Error Detection
ITHL
Absolute bus current for low current detection
Absolute bus current for high current detection
-
-
-
-
ITHH
Differential voltage on BP and BM
VSHORT
-
-
-
for detecting short circuit between bus lines
Detection only required while actively
transmitting a data frame, error indication to
host latest when transmission stops.
tBUS_ERROR
Bus error detection time
Over Temperature
OTTH
OTTL
Over temperature threshold
Over temperature hysteresis
-
-
-
-
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