Datasheet

TJA1085 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved.
Product data sheet Rev. 1 — 23 October 2012 15 of 61
NXP Semiconductors
TJA1085
FlexRay active star coupler
6.8.1.6 Operating mode transition diagram
Fig 6. Mode transition diagram
015aaa170
AS_Standby
AS_Sleep
AS_ResetAS_PowerOff
from any mode
if V
DIG
< V
th(det)POR
V
DIG
> V
th(rec)POR
wake-up event OR
V
CC
undervoltage >
t
to(uvd)(VCC)
OR
host command ('Sleep')
AS_Normal
host command ('Sleep')
V
CC
undervoltage detected OR
host command ('Normal')
from any mode if
RSTN goes LOW with
no
V
IO
undervoltage
RSTN goes HIGH
(wake-up event AND V
BUF
> V
uvr(VBUF)
) OR
(V
CC
undervoltage recovery
AND V
BUF
> V
uvr(VBUF)
)
dStarGoToSleep time-out
dStarGoToSleep time-out
host command ('Standby')
host command ('Standby')
Host-control mode only
Autonomous-control mode only